diff --git a/specification/v0_9/json/catalogs/basic/examples/01_flight-status.json b/specification/v0_9/json/catalogs/basic/examples/01_flight-status.json
index 544de7d3e..6789e35dd 100644
--- a/specification/v0_9/json/catalogs/basic/examples/01_flight-status.json
+++ b/specification/v0_9/json/catalogs/basic/examples/01_flight-status.json
@@ -1,6 +1,6 @@
 {
   "name": "Flight Status",
-  "description": "Example of flight status",
+  "description": "Example of flight status demonstrating date formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -67,7 +67,14 @@
             "id": "date",
             "component": "Text",
             "text": {
-              "path": "/date"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "/date"
+                },
+                "format": "E, MMM d"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           },
@@ -136,7 +143,14 @@
             "id": "departure-time",
             "component": "Text",
             "text": {
-              "path": "/departureTime"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "/departureTime"
+                },
+                "format": "h:mm a"
+              },
+              "returnType": "string"
             },
             "variant": "h3"
           },
@@ -182,7 +196,14 @@
             "id": "arrival-time",
             "component": "Text",
             "text": {
-              "path": "/arrivalTime"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "/arrivalTime"
+                },
+                "format": "h:mm a"
+              },
+              "returnType": "string"
             },
             "variant": "h3"
           }
@@ -195,12 +216,12 @@
         "surfaceId": "gallery-flight-status",
         "value": {
           "flightNumber": "OS 87",
-          "date": "Mon, Dec 15",
+          "date": "2025-12-15",
           "origin": "Vienna",
           "destination": "New York",
-          "departureTime": "10:15 AM",
+          "departureTime": "2025-12-15T10:15:00Z",
           "status": "On Time",
-          "arrivalTime": "2:30 PM"
+          "arrivalTime": "2025-12-15T14:30:00Z"
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/03_calendar-day.json b/specification/v0_9/json/catalogs/basic/examples/03_calendar-day.json
index e9776b68e..fb29644c8 100644
--- a/specification/v0_9/json/catalogs/basic/examples/03_calendar-day.json
+++ b/specification/v0_9/json/catalogs/basic/examples/03_calendar-day.json
@@ -1,6 +1,6 @@
 {
   "name": "Calendar Day",
-  "description": "Example of calendar day",
+  "description": "Example of calendar day demonstrating dynamic templating, relative paths, and date formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -50,7 +50,14 @@
             "id": "day-name",
             "component": "Text",
             "text": {
-              "path": "/dayName"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "/date"
+                },
+                "format": "EEEE"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           },
@@ -58,88 +65,46 @@
             "id": "day-number",
             "component": "Text",
             "text": {
-              "path": "/dayNumber"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "/date"
+                },
+                "format": "d"
+              },
+              "returnType": "string"
             },
             "variant": "h1"
           },
           {
             "id": "events-col",
             "component": "Column",
-            "children": [
-              "event1",
-              "event2",
-              "event3"
-            ]
-          },
-          {
-            "id": "event1",
-            "component": "Column",
-            "children": [
-              "event1-title",
-              "event1-time"
-            ]
-          },
-          {
-            "id": "event1-title",
-            "component": "Text",
-            "text": {
-              "path": "/event1/title"
-            },
-            "variant": "body"
-          },
-          {
-            "id": "event1-time",
-            "component": "Text",
-            "text": {
-              "path": "/event1/time"
-            },
-            "variant": "caption"
-          },
-          {
-            "id": "event2",
-            "component": "Column",
-            "children": [
-              "event2-title",
-              "event2-time"
-            ]
-          },
-          {
-            "id": "event2-title",
-            "component": "Text",
-            "text": {
-              "path": "/event2/title"
-            },
-            "variant": "body"
-          },
-          {
-            "id": "event2-time",
-            "component": "Text",
-            "text": {
-              "path": "/event2/time"
-            },
-            "variant": "caption"
+            "children": {
+              "path": "/events",
+              "componentId": "event-template"
+            }
           },
           {
-            "id": "event3",
+            "id": "event-template",
             "component": "Column",
             "children": [
-              "event3-title",
-              "event3-time"
+              "event-title",
+              "event-time"
             ]
           },
           {
-            "id": "event3-title",
+            "id": "event-title",
             "component": "Text",
             "text": {
-              "path": "/event3/title"
+              "path": "title"
             },
             "variant": "body"
           },
           {
-            "id": "event3-time",
+            "id": "event-time",
             "component": "Text",
             "text": {
-              "path": "/event3/time"
+              "path": "time"
             },
             "variant": "caption"
           },
@@ -195,20 +160,21 @@
       "updateDataModel": {
         "surfaceId": "gallery-calendar-day",
         "value": {
-          "dayName": "Friday",
-          "dayNumber": "28",
-          "event1": {
-            "title": "Lunch",
-            "time": "12:00 - 12:45 PM"
-          },
-          "event2": {
-            "title": "Q1 roadmap review",
-            "time": "1:00 - 2:00 PM"
-          },
-          "event3": {
-            "title": "Team standup",
-            "time": "3:30 - 4:00 PM"
-          }
+          "date": "2025-12-28",
+          "events": [
+            {
+              "title": "Lunch",
+              "time": "12:00 - 12:45 PM"
+            },
+            {
+              "title": "Q1 roadmap review",
+              "time": "1:00 - 2:00 PM"
+            },
+            {
+              "title": "Team standup",
+              "time": "3:30 - 4:00 PM"
+            }
+          ]
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/04_weather-current.json b/specification/v0_9/json/catalogs/basic/examples/04_weather-current.json
index c6f50f525..7e434bdbf 100644
--- a/specification/v0_9/json/catalogs/basic/examples/04_weather-current.json
+++ b/specification/v0_9/json/catalogs/basic/examples/04_weather-current.json
@@ -1,6 +1,6 @@
 {
   "name": "Weather Current",
-  "description": "Example of weather current",
+  "description": "Example of weather current demonstrating templating and string formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -44,7 +44,11 @@
             "id": "temp-high",
             "component": "Text",
             "text": {
-              "path": "/tempHigh"
+              "call": "formatString",
+              "args": {
+                "value": "${/tempHigh}°"
+              },
+              "returnType": "string"
             },
             "variant": "h1"
           },
@@ -52,7 +56,11 @@
             "id": "temp-low",
             "component": "Text",
             "text": {
-              "path": "/tempLow"
+              "call": "formatString",
+              "args": {
+                "value": "${/tempLow}°"
+              },
+              "returnType": "string"
             },
             "variant": "h2"
           },
@@ -75,137 +83,54 @@
           {
             "id": "forecast-row",
             "component": "Row",
-            "children": [
-              "day1",
-              "day2",
-              "day3",
-              "day4",
-              "day5"
-            ],
-            "justify": "spaceAround"
-          },
-          {
-            "id": "day1",
-            "component": "Column",
-            "children": [
-              "day1-icon",
-              "day1-temp"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "day1-icon",
-            "component": "Text",
-            "text": {
-              "path": "/forecast/0/icon"
+            "children": {
+              "path": "/forecast",
+              "componentId": "forecast-day-template"
             },
-            "variant": "h3"
-          },
-          {
-            "id": "day1-temp",
-            "component": "Text",
-            "text": {
-              "path": "/forecast/0/temp"
-            },
-            "variant": "caption"
-          },
-          {
-            "id": "day2",
-            "component": "Column",
-            "children": [
-              "day2-icon",
-              "day2-temp"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "day2-icon",
-            "component": "Text",
-            "text": {
-              "path": "/forecast/1/icon"
-            },
-            "variant": "h3"
-          },
-          {
-            "id": "day2-temp",
-            "component": "Text",
-            "text": {
-              "path": "/forecast/1/temp"
-            },
-            "variant": "caption"
-          },
-          {
-            "id": "day3",
-            "component": "Column",
-            "children": [
-              "day3-icon",
-              "day3-temp"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "day3-icon",
-            "component": "Text",
-            "text": {
-              "path": "/forecast/2/icon"
-            },
-            "variant": "h3"
-          },
-          {
-            "id": "day3-temp",
-            "component": "Text",
-            "text": {
-              "path": "/forecast/2/temp"
-            },
-            "variant": "caption"
+            "justify": "spaceAround"
           },
           {
-            "id": "day4",
+            "id": "forecast-day-template",
             "component": "Column",
             "children": [
-              "day4-icon",
-              "day4-temp"
+              "day-name",
+              "day-icon",
+              "day-temp"
             ],
             "align": "center"
           },
           {
-            "id": "day4-icon",
+            "id": "day-name",
             "component": "Text",
             "text": {
-              "path": "/forecast/3/icon"
-            },
-            "variant": "h3"
-          },
-          {
-            "id": "day4-temp",
-            "component": "Text",
-            "text": {
-              "path": "/forecast/3/temp"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "date"
+                },
+                "format": "E"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           },
           {
-            "id": "day5",
-            "component": "Column",
-            "children": [
-              "day5-icon",
-              "day5-temp"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "day5-icon",
+            "id": "day-icon",
             "component": "Text",
             "text": {
-              "path": "/forecast/4/icon"
+              "path": "icon"
             },
             "variant": "h3"
           },
           {
-            "id": "day5-temp",
+            "id": "day-temp",
             "component": "Text",
             "text": {
-              "path": "/forecast/4/temp"
+              "call": "formatString",
+              "args": {
+                "value": "${temp}°"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           }
@@ -217,30 +142,35 @@
       "updateDataModel": {
         "surfaceId": "gallery-weather-current",
         "value": {
-          "tempHigh": "72\u00b0",
-          "tempLow": "58\u00b0",
+          "tempHigh": 72,
+          "tempLow": 58,
           "location": "Austin, TX",
           "description": "Clear skies with light breeze",
           "forecast": [
             {
-              "icon": "\u2600\ufe0f",
-              "temp": "74\u00b0"
+              "date": "2025-12-16",
+              "icon": "☀️",
+              "temp": 74
             },
             {
-              "icon": "\u2600\ufe0f",
-              "temp": "76\u00b0"
+              "date": "2025-12-17",
+              "icon": "☀️",
+              "temp": 76
             },
             {
-              "icon": "\u26c5",
-              "temp": "71\u00b0"
+              "date": "2025-12-18",
+              "icon": "⛅",
+              "temp": 71
             },
             {
-              "icon": "\u2600\ufe0f",
-              "temp": "73\u00b0"
+              "date": "2025-12-19",
+              "icon": "☀️",
+              "temp": 73
             },
             {
-              "icon": "\u2600\ufe0f",
-              "temp": "75\u00b0"
+              "date": "2025-12-20",
+              "icon": "☀️",
+              "temp": 75
             }
           ]
         }
diff --git a/specification/v0_9/json/catalogs/basic/examples/05_product-card.json b/specification/v0_9/json/catalogs/basic/examples/05_product-card.json
index eb584e025..55b2061ab 100644
--- a/specification/v0_9/json/catalogs/basic/examples/05_product-card.json
+++ b/specification/v0_9/json/catalogs/basic/examples/05_product-card.json
@@ -1,6 +1,6 @@
 {
   "name": "Product Card",
-  "description": "Example of product card",
+  "description": "Example of product card demonstrating currency formatting and pluralization.",
   "messages": [
     {
       "version": "v0.9",
@@ -75,7 +75,11 @@
             "id": "reviews",
             "component": "Text",
             "text": {
-              "path": "/reviews"
+              "call": "formatString",
+              "args": {
+                "value": "(${formatNumber(value: ${/reviewCount})} ${pluralize(value: ${/reviewCount}, one: 'review', other: 'reviews')})"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           },
@@ -92,7 +96,14 @@
             "id": "price",
             "component": "Text",
             "text": {
-              "path": "/price"
+              "call": "formatCurrency",
+              "args": {
+                "value": {
+                  "path": "/price"
+                },
+                "currency": "USD"
+              },
+              "returnType": "string"
             },
             "variant": "h2"
           },
@@ -100,7 +111,14 @@
             "id": "original-price",
             "component": "Text",
             "text": {
-              "path": "/originalPrice"
+              "call": "formatCurrency",
+              "args": {
+                "value": {
+                  "path": "/originalPrice"
+                },
+                "currency": "USD"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           },
@@ -137,10 +155,10 @@
         "value": {
           "imageUrl": "https://images.unsplash.com/photo-1505740420928-5e560c06d30e?w=300&h=200&fit=crop",
           "name": "Wireless Headphones Pro",
-          "stars": "\u2605\u2605\u2605\u2605\u2605",
-          "reviews": "(2,847 reviews)",
-          "price": "$199.99",
-          "originalPrice": "$249.99"
+          "stars": "★★★★★",
+          "reviewCount": 2847,
+          "price": 199.99,
+          "originalPrice": 249.99
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/07_task-card.json b/specification/v0_9/json/catalogs/basic/examples/07_task-card.json
index 94fa31032..8343f7a55 100644
--- a/specification/v0_9/json/catalogs/basic/examples/07_task-card.json
+++ b/specification/v0_9/json/catalogs/basic/examples/07_task-card.json
@@ -1,6 +1,6 @@
 {
   "name": "Task Card",
-  "description": "Example of task card",
+  "description": "Example of task card demonstrating CheckBox and DateTimeInput.",
   "messages": [
     {
       "version": "v0.9",
@@ -24,11 +24,20 @@
             "id": "main-row",
             "component": "Row",
             "children": [
+              "status-checkbox",
               "content",
               "priority"
             ],
             "align": "start"
           },
+          {
+            "id": "status-checkbox",
+            "component": "CheckBox",
+            "label": "",
+            "value": {
+              "path": "/completed"
+            }
+          },
           {
             "id": "content",
             "component": "Column",
@@ -58,17 +67,20 @@
             "id": "meta-row",
             "component": "Row",
             "children": [
-              "due-date",
+              "due-date-input",
               "project"
-            ]
+            ],
+            "align": "center"
           },
           {
-            "id": "due-date",
-            "component": "Text",
-            "text": {
+            "id": "due-date-input",
+            "component": "DateTimeInput",
+            "label": "Due",
+            "value": {
               "path": "/dueDate"
             },
-            "variant": "caption"
+            "enableDate": true,
+            "enableTime": true
           },
           {
             "id": "project",
@@ -93,9 +105,10 @@
       "updateDataModel": {
         "surfaceId": "gallery-task-card",
         "value": {
+          "completed": false,
           "title": "Review pull request",
           "description": "Review and approve the authentication module changes.",
-          "dueDate": "Today",
+          "dueDate": "2025-12-15T17:00:00Z",
           "project": "Backend",
           "priorityIcon": "priority_high"
         }
diff --git a/specification/v0_9/json/catalogs/basic/examples/08_user-profile.json b/specification/v0_9/json/catalogs/basic/examples/08_user-profile.json
index ed145de4b..c36976ee7 100644
--- a/specification/v0_9/json/catalogs/basic/examples/08_user-profile.json
+++ b/specification/v0_9/json/catalogs/basic/examples/08_user-profile.json
@@ -1,6 +1,6 @@
 {
   "name": "User Profile",
-  "description": "Example of user profile",
+  "description": "Example of user profile demonstrating number formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -97,7 +97,13 @@
             "id": "followers-count",
             "component": "Text",
             "text": {
-              "path": "/followers"
+              "call": "formatNumber",
+              "args": {
+                "value": {
+                  "path": "/followers"
+                }
+              },
+              "returnType": "string"
             },
             "variant": "h3"
           },
@@ -120,7 +126,13 @@
             "id": "following-count",
             "component": "Text",
             "text": {
-              "path": "/following"
+              "call": "formatNumber",
+              "args": {
+                "value": {
+                  "path": "/following"
+                }
+              },
+              "returnType": "string"
             },
             "variant": "h3"
           },
@@ -143,7 +155,13 @@
             "id": "posts-count",
             "component": "Text",
             "text": {
-              "path": "/posts"
+              "call": "formatNumber",
+              "args": {
+                "value": {
+                  "path": "/posts"
+                }
+              },
+              "returnType": "string"
             },
             "variant": "h3"
           },
@@ -183,9 +201,9 @@
           "name": "Sarah Chen",
           "username": "@sarahchen",
           "bio": "Product Designer at Tech Co. Creating delightful experiences.",
-          "followers": "12.4K",
-          "following": "892",
-          "posts": "347",
+          "followers": 12400,
+          "following": 892,
+          "posts": 347,
           "followText": "Follow"
         }
       }
diff --git a/specification/v0_9/json/catalogs/basic/examples/09_login-form.json b/specification/v0_9/json/catalogs/basic/examples/09_login-form.json
index 17b54757f..ed4d2639d 100644
--- a/specification/v0_9/json/catalogs/basic/examples/09_login-form.json
+++ b/specification/v0_9/json/catalogs/basic/examples/09_login-form.json
@@ -1,6 +1,6 @@
 {
   "name": "Login Form",
-  "description": "Example of login form",
+  "description": "Example of login form demonstrating validation checks and logic.",
   "messages": [
     {
       "version": "v0.9",
@@ -59,7 +59,31 @@
             "value": {
               "path": "/email"
             },
-            "label": "Email"
+            "label": "Email",
+            "checks": [
+              {
+                "condition": {
+                  "call": "required",
+                  "args": {
+                    "value": {
+                      "path": "/email"
+                    }
+                  }
+                },
+                "message": "Email is required"
+              },
+              {
+                "condition": {
+                  "call": "email",
+                  "args": {
+                    "value": {
+                      "path": "/email"
+                    }
+                  }
+                },
+                "message": "Please enter a valid email address"
+              }
+            ]
           },
           {
             "id": "password-field",
@@ -68,7 +92,32 @@
               "path": "/password"
             },
             "label": "Password",
-            "variant": "obscured"
+            "variant": "obscured",
+            "checks": [
+              {
+                "condition": {
+                  "call": "required",
+                  "args": {
+                    "value": {
+                      "path": "/password"
+                    }
+                  }
+                },
+                "message": "Password is required"
+              },
+              {
+                "condition": {
+                  "call": "length",
+                  "args": {
+                    "value": {
+                      "path": "/password"
+                    },
+                    "min": 8
+                  }
+                },
+                "message": "Password must be at least 8 characters long"
+              }
+            ]
           },
           {
             "id": "login-btn-text",
@@ -79,10 +128,43 @@
             "id": "login-btn",
             "component": "Button",
             "child": "login-btn-text",
+            "checks": [
+              {
+                "condition": {
+                  "call": "and",
+                  "args": {
+                    "values": [
+                      {
+                        "call": "email",
+                        "args": {
+                          "value": {
+                            "path": "/email"
+                          }
+                        }
+                      },
+                      {
+                        "call": "length",
+                        "args": {
+                          "value": {
+                            "path": "/password"
+                          },
+                          "min": 8
+                        }
+                      }
+                    ]
+                  }
+                },
+                "message": "Please fix errors before signing in"
+              }
+            ],
             "action": {
               "event": {
                 "name": "login",
-                "context": {}
+                "context": {
+                  "email": {
+                    "path": "/email"
+                  }
+                }
               }
             }
           },
diff --git a/specification/v0_9/json/catalogs/basic/examples/11_purchase-complete.json b/specification/v0_9/json/catalogs/basic/examples/11_purchase-complete.json
index c7b007726..7e1e30d21 100644
--- a/specification/v0_9/json/catalogs/basic/examples/11_purchase-complete.json
+++ b/specification/v0_9/json/catalogs/basic/examples/11_purchase-complete.json
@@ -1,6 +1,6 @@
 {
   "name": "Purchase Complete",
-  "description": "Example of purchase complete",
+  "description": "Example of purchase complete demonstrating currency formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -81,7 +81,14 @@
             "id": "product-price",
             "component": "Text",
             "text": {
-              "path": "/price"
+              "call": "formatCurrency",
+              "args": {
+                "value": {
+                  "path": "/price"
+                },
+                "currency": "USD"
+              },
+              "returnType": "string"
             },
             "variant": "body"
           },
@@ -167,7 +174,7 @@
         "value": {
           "productImage": "https://images.unsplash.com/photo-1505740420928-5e560c06d30e?w=100&h=100&fit=crop",
           "productName": "Wireless Headphones Pro",
-          "price": "$199.99",
+          "price": 199.99,
           "deliveryDate": "Arrives Dec 18 - Dec 20",
           "seller": "TechStore Official"
         }
diff --git a/specification/v0_9/json/catalogs/basic/examples/12_chat-message.json b/specification/v0_9/json/catalogs/basic/examples/12_chat-message.json
index 53a12bfc8..b98d1f6de 100644
--- a/specification/v0_9/json/catalogs/basic/examples/12_chat-message.json
+++ b/specification/v0_9/json/catalogs/basic/examples/12_chat-message.json
@@ -1,6 +1,6 @@
 {
   "name": "Chat Message",
-  "description": "Example of chat message",
+  "description": "Example of chat message demonstrating templating and relative paths.",
   "messages": [
     {
       "version": "v0.9",
@@ -26,7 +26,7 @@
             "children": [
               "header",
               "divider",
-              "messages"
+              "messages-list"
             ]
           },
           {
@@ -56,129 +56,77 @@
             "component": "Divider"
           },
           {
-            "id": "messages",
+            "id": "messages-list",
             "component": "Column",
-            "children": [
-              "message1",
-              "message2"
-            ],
-            "align": "start"
-          },
-          {
-            "id": "message1",
-            "component": "Row",
-            "children": [
-              "avatar1",
-              "msg1-content"
-            ],
-            "align": "start"
-          },
-          {
-            "id": "avatar1",
-            "component": "Image",
-            "url": {
-              "path": "/message1/avatar"
-            },
-            "fit": "cover",
-            "variant": "avatar"
-          },
-          {
-            "id": "msg1-content",
-            "component": "Column",
-            "children": [
-              "msg1-header",
-              "msg1-text"
-            ]
-          },
-          {
-            "id": "msg1-header",
-            "component": "Row",
-            "children": [
-              "msg1-username",
-              "msg1-time"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "msg1-username",
-            "component": "Text",
-            "text": {
-              "path": "/message1/username"
-            },
-            "variant": "h4"
-          },
-          {
-            "id": "msg1-time",
-            "component": "Text",
-            "text": {
-              "path": "/message1/time"
-            },
-            "variant": "caption"
-          },
-          {
-            "id": "msg1-text",
-            "component": "Text",
-            "text": {
-              "path": "/message1/text"
+            "children": {
+              "path": "/messages",
+              "componentId": "message-template"
             },
-            "variant": "body"
+            "align": "start"
           },
           {
-            "id": "message2",
+            "id": "message-template",
             "component": "Row",
             "children": [
-              "avatar2",
-              "msg2-content"
+              "msg-avatar",
+              "msg-content"
             ],
             "align": "start"
           },
           {
-            "id": "avatar2",
+            "id": "msg-avatar",
             "component": "Image",
             "url": {
-              "path": "/message2/avatar"
+              "path": "avatar"
             },
             "fit": "cover",
             "variant": "avatar"
           },
           {
-            "id": "msg2-content",
+            "id": "msg-content",
             "component": "Column",
             "children": [
-              "msg2-header",
-              "msg2-text"
+              "msg-header",
+              "msg-text"
             ]
           },
           {
-            "id": "msg2-header",
+            "id": "msg-header",
             "component": "Row",
             "children": [
-              "msg2-username",
-              "msg2-time"
+              "msg-username",
+              "msg-time"
             ],
             "align": "center"
           },
           {
-            "id": "msg2-username",
+            "id": "msg-username",
             "component": "Text",
             "text": {
-              "path": "/message2/username"
+              "path": "username"
             },
             "variant": "h4"
           },
           {
-            "id": "msg2-time",
+            "id": "msg-time",
             "component": "Text",
             "text": {
-              "path": "/message2/time"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "timestamp"
+                },
+                "format": "h:mm a"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           },
           {
-            "id": "msg2-text",
+            "id": "msg-text",
             "component": "Text",
             "text": {
-              "path": "/message2/text"
+              "path": "text"
             },
             "variant": "body"
           }
@@ -191,18 +139,20 @@
         "surfaceId": "gallery-chat-message",
         "value": {
           "channelName": "project-updates",
-          "message1": {
-            "avatar": "https://images.unsplash.com/photo-1472099645785-5658abf4ff4e?w=40&h=40&fit=crop",
-            "username": "Mike Chen",
-            "time": "10:32 AM",
-            "text": "Just pushed the new API changes. Ready for review."
-          },
-          "message2": {
-            "avatar": "https://images.unsplash.com/photo-1438761681033-6461ffad8d80?w=40&h=40&fit=crop",
-            "username": "Sarah Kim",
-            "time": "10:45 AM",
-            "text": "Great! I'll take a look after standup."
-          }
+          "messages": [
+            {
+              "avatar": "https://images.unsplash.com/photo-1472099645785-5658abf4ff4e?w=40&h=40&fit=crop",
+              "username": "Mike Chen",
+              "timestamp": "2025-12-15T10:32:00Z",
+              "text": "Just pushed the new API changes. Ready for review."
+            },
+            {
+              "avatar": "https://images.unsplash.com/photo-1438761681033-6461ffad8d80?w=40&h=40&fit=crop",
+              "username": "Sarah Kim",
+              "timestamp": "2025-12-15T10:45:00Z",
+              "text": "Great! I'll take a look after standup."
+            }
+          ]
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/13_coffee-order.json b/specification/v0_9/json/catalogs/basic/examples/13_coffee-order.json
index 1539de593..21ddefb38 100644
--- a/specification/v0_9/json/catalogs/basic/examples/13_coffee-order.json
+++ b/specification/v0_9/json/catalogs/basic/examples/13_coffee-order.json
@@ -1,6 +1,6 @@
 {
   "name": "Coffee Order",
-  "description": "Example of coffee order",
+  "description": "Example of coffee order demonstrating templating and currency formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -25,7 +25,7 @@
             "component": "Column",
             "children": [
               "header",
-              "items",
+              "items-list",
               "divider",
               "totals",
               "actions"
@@ -54,94 +54,59 @@
             "variant": "h3"
           },
           {
-            "id": "items",
+            "id": "items-list",
             "component": "Column",
-            "children": [
-              "item1",
-              "item2"
-            ]
-          },
-          {
-            "id": "item1",
-            "component": "Row",
-            "children": [
-              "item1-details",
-              "item1-price"
-            ],
-            "justify": "spaceBetween",
-            "align": "start"
-          },
-          {
-            "id": "item1-details",
-            "component": "Column",
-            "children": [
-              "item1-name",
-              "item1-size"
-            ]
-          },
-          {
-            "id": "item1-name",
-            "component": "Text",
-            "text": {
-              "path": "/item1/name"
-            },
-            "variant": "body"
-          },
-          {
-            "id": "item1-size",
-            "component": "Text",
-            "text": {
-              "path": "/item1/size"
-            },
-            "variant": "caption"
-          },
-          {
-            "id": "item1-price",
-            "component": "Text",
-            "text": {
-              "path": "/item1/price"
-            },
-            "variant": "body"
+            "children": {
+              "path": "/items",
+              "componentId": "order-item-template"
+            }
           },
           {
-            "id": "item2",
+            "id": "order-item-template",
             "component": "Row",
             "children": [
-              "item2-details",
-              "item2-price"
+              "item-details",
+              "item-price"
             ],
             "justify": "spaceBetween",
             "align": "start"
           },
           {
-            "id": "item2-details",
+            "id": "item-details",
             "component": "Column",
             "children": [
-              "item2-name",
-              "item2-size"
+              "item-name",
+              "item-size"
             ]
           },
           {
-            "id": "item2-name",
+            "id": "item-name",
             "component": "Text",
             "text": {
-              "path": "/item2/name"
+              "path": "name"
             },
             "variant": "body"
           },
           {
-            "id": "item2-size",
+            "id": "item-size",
             "component": "Text",
             "text": {
-              "path": "/item2/size"
+              "path": "size"
             },
             "variant": "caption"
           },
           {
-            "id": "item2-price",
+            "id": "item-price",
             "component": "Text",
             "text": {
-              "path": "/item2/price"
+              "call": "formatCurrency",
+              "args": {
+                "value": {
+                  "path": "price"
+                },
+                "currency": "USD"
+              },
+              "returnType": "string"
             },
             "variant": "body"
           },
@@ -177,7 +142,14 @@
             "id": "subtotal-value",
             "component": "Text",
             "text": {
-              "path": "/subtotal"
+              "call": "formatCurrency",
+              "args": {
+                "value": {
+                  "path": "/subtotal"
+                },
+                "currency": "USD"
+              },
+              "returnType": "string"
             },
             "variant": "body"
           },
@@ -200,7 +172,14 @@
             "id": "tax-value",
             "component": "Text",
             "text": {
-              "path": "/tax"
+              "call": "formatCurrency",
+              "args": {
+                "value": {
+                  "path": "/tax"
+                },
+                "currency": "USD"
+              },
+              "returnType": "string"
             },
             "variant": "body"
           },
@@ -223,7 +202,14 @@
             "id": "total-value",
             "component": "Text",
             "text": {
-              "path": "/total"
+              "call": "formatCurrency",
+              "args": {
+                "value": {
+                  "path": "/total"
+                },
+                "currency": "USD"
+              },
+              "returnType": "string"
             },
             "variant": "h4"
           },
@@ -276,19 +262,21 @@
         "surfaceId": "gallery-coffee-order",
         "value": {
           "storeName": "Sunrise Coffee",
-          "item1": {
-            "name": "Oat Milk Latte",
-            "size": "Grande, Extra Shot",
-            "price": "$6.45"
-          },
-          "item2": {
-            "name": "Chocolate Croissant",
-            "size": "Warmed",
-            "price": "$4.25"
-          },
-          "subtotal": "$10.70",
-          "tax": "$0.96",
-          "total": "$11.66"
+          "items": [
+            {
+              "name": "Oat Milk Latte",
+              "size": "Grande, Extra Shot",
+              "price": 6.45
+            },
+            {
+              "name": "Chocolate Croissant",
+              "size": "Warmed",
+              "price": 4.25
+            }
+          ],
+          "subtotal": 10.70,
+          "tax": 0.96,
+          "total": 11.66
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/15_account-balance.json b/specification/v0_9/json/catalogs/basic/examples/15_account-balance.json
index 5e033e724..4e6f630ee 100644
--- a/specification/v0_9/json/catalogs/basic/examples/15_account-balance.json
+++ b/specification/v0_9/json/catalogs/basic/examples/15_account-balance.json
@@ -1,6 +1,6 @@
 {
   "name": "Account Balance",
-  "description": "Example of account balance",
+  "description": "Example of account balance demonstrating currency formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -57,7 +57,14 @@
             "id": "balance",
             "component": "Text",
             "text": {
-              "path": "/balance"
+              "call": "formatCurrency",
+              "args": {
+                "value": {
+                  "path": "/balance"
+                },
+                "currency": "USD"
+              },
+              "returnType": "string"
             },
             "variant": "h1"
           },
@@ -122,7 +129,7 @@
         "surfaceId": "gallery-account-balance",
         "value": {
           "accountName": "Primary Checking",
-          "balance": "$12,458.32",
+          "balance": 12458.32,
           "lastUpdated": "Updated just now"
         }
       }
diff --git a/specification/v0_9/json/catalogs/basic/examples/16_workout-summary.json b/specification/v0_9/json/catalogs/basic/examples/16_workout-summary.json
index ebb914a1d..7f7dd4875 100644
--- a/specification/v0_9/json/catalogs/basic/examples/16_workout-summary.json
+++ b/specification/v0_9/json/catalogs/basic/examples/16_workout-summary.json
@@ -1,6 +1,6 @@
 {
   "name": "Workout Summary",
-  "description": "Example of workout summary",
+  "description": "Example of workout summary demonstrating number and date formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -102,7 +102,13 @@
             "id": "calories-value",
             "component": "Text",
             "text": {
-              "path": "/calories"
+              "call": "formatNumber",
+              "args": {
+                "value": {
+                  "path": "/calories"
+                }
+              },
+              "returnType": "string"
             },
             "variant": "h3"
           },
@@ -125,7 +131,11 @@
             "id": "distance-value",
             "component": "Text",
             "text": {
-              "path": "/distance"
+              "call": "formatString",
+              "args": {
+                "value": "${/distance} km"
+              },
+              "returnType": "string"
             },
             "variant": "h3"
           },
@@ -139,7 +149,14 @@
             "id": "date",
             "component": "Text",
             "text": {
-              "path": "/date"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "/date"
+                },
+                "format": "EEEE, MMM d 'at' h:mm a"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           }
@@ -154,9 +171,9 @@
           "icon": "directions_run",
           "workoutType": "Morning Run",
           "duration": "32:15",
-          "calories": "385",
-          "distance": "5.2 km",
-          "date": "Today at 7:30 AM"
+          "calories": 385,
+          "distance": 5.2,
+          "date": "2025-12-15T07:30:00Z"
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/17_event-detail.json b/specification/v0_9/json/catalogs/basic/examples/17_event-detail.json
index a6ad57611..193a4371c 100644
--- a/specification/v0_9/json/catalogs/basic/examples/17_event-detail.json
+++ b/specification/v0_9/json/catalogs/basic/examples/17_event-detail.json
@@ -1,6 +1,6 @@
 {
   "name": "Event Detail",
-  "description": "Example of event detail",
+  "description": "Example of event detail demonstrating date and string formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -58,7 +58,11 @@
             "id": "time-text",
             "component": "Text",
             "text": {
-              "path": "/dateTime"
+              "call": "formatString",
+              "args": {
+                "value": "${formatDate(value: ${/start}, format: 'E, MMM d')} • ${formatDate(value: ${/start}, format: 'h:mm a')} - ${formatDate(value: ${/end}, format: 'h:mm a')}"
+              },
+              "returnType": "string"
             },
             "variant": "body"
           },
@@ -145,7 +149,8 @@
         "surfaceId": "gallery-event-detail",
         "value": {
           "title": "Product Launch Meeting",
-          "dateTime": "Thu, Dec 19 \u2022 2:00 PM - 3:30 PM",
+          "start": "2025-12-19T14:00:00Z",
+          "end": "2025-12-19T15:30:00Z",
           "location": "Conference Room A, Building 2",
           "description": "Review final product specs and marketing materials before the Q1 launch."
         }
diff --git a/specification/v0_9/json/catalogs/basic/examples/18_track-list.json b/specification/v0_9/json/catalogs/basic/examples/18_track-list.json
index 84b47ffc6..9324b7929 100644
--- a/specification/v0_9/json/catalogs/basic/examples/18_track-list.json
+++ b/specification/v0_9/json/catalogs/basic/examples/18_track-list.json
@@ -1,6 +1,6 @@
 {
   "name": "Track List",
-  "description": "Example of track list",
+  "description": "Example of track list demonstrating templating, relative paths, and number formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -26,7 +26,7 @@
             "children": [
               "header",
               "divider",
-              "tracks"
+              "tracks-list"
             ]
           },
           {
@@ -56,182 +56,75 @@
             "component": "Divider"
           },
           {
-            "id": "tracks",
+            "id": "tracks-list",
             "component": "Column",
-            "children": [
-              "track1",
-              "track2",
-              "track3"
-            ]
+            "children": {
+              "path": "/tracks",
+              "componentId": "track-item-template"
+            }
           },
           {
-            "id": "track1",
+            "id": "track-item-template",
             "component": "Row",
             "children": [
-              "track1-num",
-              "track1-art",
-              "track1-info",
-              "track1-duration"
+              "track-num",
+              "track-art",
+              "track-info",
+              "track-duration"
             ],
             "align": "center"
           },
           {
-            "id": "track1-num",
-            "component": "Text",
-            "text": "1",
-            "variant": "caption"
-          },
-          {
-            "id": "track1-art",
-            "component": "Image",
-            "url": {
-              "path": "/track1/art"
-            },
-            "fit": "cover"
-          },
-          {
-            "id": "track1-info",
-            "component": "Column",
-            "children": [
-              "track1-title",
-              "track1-artist"
-            ]
-          },
-          {
-            "id": "track1-title",
-            "component": "Text",
-            "text": {
-              "path": "/track1/title"
-            },
-            "variant": "body"
-          },
-          {
-            "id": "track1-artist",
+            "id": "track-num",
             "component": "Text",
             "text": {
-              "path": "/track1/artist"
+              "call": "formatNumber",
+              "args": {
+                "value": {
+                  "path": "number"
+                }
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           },
           {
-            "id": "track1-duration",
-            "component": "Text",
-            "text": {
-              "path": "/track1/duration"
-            },
-            "variant": "caption"
-          },
-          {
-            "id": "track2",
-            "component": "Row",
-            "children": [
-              "track2-num",
-              "track2-art",
-              "track2-info",
-              "track2-duration"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "track2-num",
-            "component": "Text",
-            "text": "2",
-            "variant": "caption"
-          },
-          {
-            "id": "track2-art",
+            "id": "track-art",
             "component": "Image",
             "url": {
-              "path": "/track2/art"
+              "path": "art"
             },
             "fit": "cover"
           },
           {
-            "id": "track2-info",
+            "id": "track-info",
             "component": "Column",
             "children": [
-              "track2-title",
-              "track2-artist"
+              "track-title",
+              "track-artist"
             ]
           },
           {
-            "id": "track2-title",
+            "id": "track-title",
             "component": "Text",
             "text": {
-              "path": "/track2/title"
+              "path": "title"
             },
             "variant": "body"
           },
           {
-            "id": "track2-artist",
+            "id": "track-artist",
             "component": "Text",
             "text": {
-              "path": "/track2/artist"
+              "path": "artist"
             },
             "variant": "caption"
           },
           {
-            "id": "track2-duration",
+            "id": "track-duration",
             "component": "Text",
             "text": {
-              "path": "/track2/duration"
-            },
-            "variant": "caption"
-          },
-          {
-            "id": "track3",
-            "component": "Row",
-            "children": [
-              "track3-num",
-              "track3-art",
-              "track3-info",
-              "track3-duration"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "track3-num",
-            "component": "Text",
-            "text": "3",
-            "variant": "caption"
-          },
-          {
-            "id": "track3-art",
-            "component": "Image",
-            "url": {
-              "path": "/track3/art"
-            },
-            "fit": "cover"
-          },
-          {
-            "id": "track3-info",
-            "component": "Column",
-            "children": [
-              "track3-title",
-              "track3-artist"
-            ]
-          },
-          {
-            "id": "track3-title",
-            "component": "Text",
-            "text": {
-              "path": "/track3/title"
-            },
-            "variant": "body"
-          },
-          {
-            "id": "track3-artist",
-            "component": "Text",
-            "text": {
-              "path": "/track3/artist"
-            },
-            "variant": "caption"
-          },
-          {
-            "id": "track3-duration",
-            "component": "Text",
-            "text": {
-              "path": "/track3/duration"
+              "path": "duration"
             },
             "variant": "caption"
           }
@@ -244,24 +137,29 @@
         "surfaceId": "gallery-track-list",
         "value": {
           "playlistName": "Focus Flow",
-          "track1": {
-            "art": "https://images.unsplash.com/photo-1470225620780-dba8ba36b745?w=50&h=50&fit=crop",
-            "title": "Weightless",
-            "artist": "Marconi Union",
-            "duration": "8:09"
-          },
-          "track2": {
-            "art": "https://images.unsplash.com/photo-1511379938547-c1f69419868d?w=50&h=50&fit=crop",
-            "title": "Clair de Lune",
-            "artist": "Debussy",
-            "duration": "5:12"
-          },
-          "track3": {
-            "art": "https://images.unsplash.com/photo-1507838153414-b4b713384a76?w=50&h=50&fit=crop",
-            "title": "Ambient Light",
-            "artist": "Brian Eno",
-            "duration": "6:45"
-          }
+          "tracks": [
+            {
+              "number": 1,
+              "art": "https://images.unsplash.com/photo-1470225620780-dba8ba36b745?w=50&h=50&fit=crop",
+              "title": "Weightless",
+              "artist": "Marconi Union",
+              "duration": "8:09"
+            },
+            {
+              "number": 2,
+              "art": "https://images.unsplash.com/photo-1511379938547-c1f69419868d?w=50&h=50&fit=crop",
+              "title": "Clair de Lune",
+              "artist": "Debussy",
+              "duration": "5:12"
+            },
+            {
+              "number": 3,
+              "art": "https://images.unsplash.com/photo-1507838153414-b4b713384a76?w=50&h=50&fit=crop",
+              "title": "Ambient Light",
+              "artist": "Brian Eno",
+              "duration": "6:45"
+            }
+          ]
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/19_software-purchase.json b/specification/v0_9/json/catalogs/basic/examples/19_software-purchase.json
index 01bcb1f75..5318be0fe 100644
--- a/specification/v0_9/json/catalogs/basic/examples/19_software-purchase.json
+++ b/specification/v0_9/json/catalogs/basic/examples/19_software-purchase.json
@@ -1,6 +1,6 @@
 {
   "name": "Software Purchase",
-  "description": "Example of software purchase",
+  "description": "Example of software purchase demonstrating currency formatting and ChoicePicker.",
   "messages": [
     {
       "version": "v0.9",
@@ -88,7 +88,7 @@
             "component": "Row",
             "children": [
               "period-label",
-              "period-value"
+              "period-picker"
             ],
             "justify": "spaceBetween",
             "align": "center"
@@ -100,12 +100,23 @@
             "variant": "body"
           },
           {
-            "id": "period-value",
-            "component": "Text",
-            "text": {
+            "id": "period-picker",
+            "component": "ChoicePicker",
+            "options": [
+              {
+                "label": "Annual",
+                "value": "annual"
+              },
+              {
+                "label": "Monthly",
+                "value": "monthly"
+              }
+            ],
+            "value": {
               "path": "/billingPeriod"
             },
-            "variant": "h4"
+            "variant": "mutuallyExclusive",
+            "displayStyle": "chips"
           },
           {
             "id": "divider2",
@@ -131,7 +142,11 @@
             "id": "total-value",
             "component": "Text",
             "text": {
-              "path": "/total"
+              "call": "formatString",
+              "args": {
+                "value": "${formatCurrency(value: ${/total}, currency: 'USD')}/year"
+              },
+              "returnType": "string"
             },
             "variant": "h2"
           },
@@ -185,8 +200,8 @@
         "value": {
           "productName": "Design Suite Pro",
           "seats": "10 seats",
-          "billingPeriod": "Annual",
-          "total": "$1,188/year"
+          "billingPeriod": ["annual"],
+          "total": 1188.00
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/21_shipping-status.json b/specification/v0_9/json/catalogs/basic/examples/21_shipping-status.json
index 658b2f8a0..f1babbe66 100644
--- a/specification/v0_9/json/catalogs/basic/examples/21_shipping-status.json
+++ b/specification/v0_9/json/catalogs/basic/examples/21_shipping-status.json
@@ -1,6 +1,6 @@
 {
   "name": "Shipping Status",
-  "description": "Example of shipping status",
+  "description": "Example of shipping status demonstrating templating and relative paths.",
   "messages": [
     {
       "version": "v0.9",
@@ -27,7 +27,7 @@
               "header",
               "tracking-number",
               "divider",
-              "steps",
+              "steps-list",
               "eta"
             ]
           },
@@ -64,96 +64,36 @@
             "component": "Divider"
           },
           {
-            "id": "steps",
+            "id": "steps-list",
             "component": "Column",
-            "children": [
-              "step1",
-              "step2",
-              "step3",
-              "step4"
-            ]
-          },
-          {
-            "id": "step1",
-            "component": "Row",
-            "children": [
-              "step1-icon",
-              "step1-text"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "step1-icon",
-            "component": "Icon",
-            "name": "check"
-          },
-          {
-            "id": "step1-text",
-            "component": "Text",
-            "text": "Order Placed",
-            "variant": "body"
-          },
-          {
-            "id": "step2",
-            "component": "Row",
-            "children": [
-              "step2-icon",
-              "step2-text"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "step2-icon",
-            "component": "Icon",
-            "name": "check"
-          },
-          {
-            "id": "step2-text",
-            "component": "Text",
-            "text": "Shipped",
-            "variant": "body"
+            "children": {
+              "path": "/steps",
+              "componentId": "step-item-template"
+            }
           },
           {
-            "id": "step3",
+            "id": "step-item-template",
             "component": "Row",
             "children": [
-              "step3-icon",
-              "step3-text"
+              "step-icon",
+              "step-text"
             ],
             "align": "center"
           },
           {
-            "id": "step3-icon",
+            "id": "step-icon",
             "component": "Icon",
             "name": {
-              "path": "/currentStepIcon"
+              "path": "icon"
             }
           },
           {
-            "id": "step3-text",
-            "component": "Text",
-            "text": "Out for Delivery",
-            "variant": "h4"
-          },
-          {
-            "id": "step4",
-            "component": "Row",
-            "children": [
-              "step4-icon",
-              "step4-text"
-            ],
-            "align": "center"
-          },
-          {
-            "id": "step4-icon",
-            "component": "Icon",
-            "name": "check"
-          },
-          {
-            "id": "step4-text",
+            "id": "step-text",
             "component": "Text",
-            "text": "Delivered",
-            "variant": "caption"
+            "text": {
+              "path": "label"
+            },
+            "variant": "body"
           },
           {
             "id": "eta",
@@ -186,7 +126,24 @@
         "surfaceId": "gallery-shipping-status",
         "value": {
           "trackingNumber": "Tracking: 1Z999AA10123456784",
-          "currentStepIcon": "send",
+          "steps": [
+            {
+              "icon": "check",
+              "label": "Order Placed"
+            },
+            {
+              "icon": "check",
+              "label": "Shipped"
+            },
+            {
+              "icon": "send",
+              "label": "Out for Delivery"
+            },
+            {
+              "icon": "check",
+              "label": "Delivered"
+            }
+          ],
           "eta": "Estimated delivery: Today by 8 PM"
         }
       }
diff --git a/specification/v0_9/json/catalogs/basic/examples/23_step-counter.json b/specification/v0_9/json/catalogs/basic/examples/23_step-counter.json
index a57e4eb8e..3a8474b25 100644
--- a/specification/v0_9/json/catalogs/basic/examples/23_step-counter.json
+++ b/specification/v0_9/json/catalogs/basic/examples/23_step-counter.json
@@ -1,6 +1,6 @@
 {
   "name": "Step Counter",
-  "description": "Example of step counter",
+  "description": "Example of step counter demonstrating number formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -56,7 +56,13 @@
             "id": "steps-display",
             "component": "Text",
             "text": {
-              "path": "/steps"
+              "call": "formatNumber",
+              "args": {
+                "value": {
+                  "path": "/steps"
+                }
+              },
+              "returnType": "string"
             },
             "variant": "h1"
           },
@@ -64,7 +70,11 @@
             "id": "goal-text",
             "component": "Text",
             "text": {
-              "path": "/goalProgress"
+              "call": "formatString",
+              "args": {
+                "value": "${/progress}% of ${formatNumber(value: ${/goal})} goal"
+              },
+              "returnType": "string"
             },
             "variant": "body"
           },
@@ -94,7 +104,11 @@
             "id": "distance-value",
             "component": "Text",
             "text": {
-              "path": "/distance"
+              "call": "formatString",
+              "args": {
+                "value": "${/distance} mi"
+              },
+              "returnType": "string"
             },
             "variant": "h3"
           },
@@ -117,7 +131,13 @@
             "id": "calories-value",
             "component": "Text",
             "text": {
-              "path": "/calories"
+              "call": "formatNumber",
+              "args": {
+                "value": {
+                  "path": "/calories"
+                }
+              },
+              "returnType": "string"
             },
             "variant": "h3"
           },
@@ -135,10 +155,11 @@
       "updateDataModel": {
         "surfaceId": "gallery-step-counter",
         "value": {
-          "steps": "8,432",
-          "goalProgress": "84% of 10,000 goal",
-          "distance": "3.8 mi",
-          "calories": "312"
+          "steps": 8432,
+          "goal": 10000,
+          "progress": 84,
+          "distance": 3.8,
+          "calories": 312
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/24_recipe-card.json b/specification/v0_9/json/catalogs/basic/examples/24_recipe-card.json
index cd133d8d8..9b5eff354 100644
--- a/specification/v0_9/json/catalogs/basic/examples/24_recipe-card.json
+++ b/specification/v0_9/json/catalogs/basic/examples/24_recipe-card.json
@@ -1,6 +1,6 @@
 {
   "name": "Recipe Card",
-  "description": "Example of recipe card",
+  "description": "Example of recipe card demonstrating Tabs and pluralization.",
   "messages": [
     {
       "version": "v0.9",
@@ -18,14 +18,32 @@
           {
             "id": "root",
             "component": "Card",
-            "child": "main-column"
+            "child": "tabs-container"
+          },
+          {
+            "id": "tabs-container",
+            "component": "Tabs",
+            "tabs": [
+              {
+                "title": "Overview",
+                "child": "overview-col"
+              },
+              {
+                "title": "Ingredients",
+                "child": "ingredients-list"
+              },
+              {
+                "title": "Instructions",
+                "child": "instructions-list"
+              }
+            ]
           },
           {
-            "id": "main-column",
+            "id": "overview-col",
             "component": "Column",
             "children": [
               "recipe-image",
-              "content"
+              "overview-content"
             ]
           },
           {
@@ -37,7 +55,7 @@
             "fit": "cover"
           },
           {
-            "id": "content",
+            "id": "overview-content",
             "component": "Column",
             "children": [
               "title",
@@ -81,7 +99,11 @@
             "id": "review-count",
             "component": "Text",
             "text": {
-              "path": "/reviewCount"
+              "call": "formatString",
+              "args": {
+                "value": "(${formatNumber(value: ${/reviewCount})} ${pluralize(value: ${/reviewCount}, one: 'review', other: 'reviews')})"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           },
@@ -144,6 +166,30 @@
               "path": "/servings"
             },
             "variant": "caption"
+          },
+          {
+            "id": "ingredients-list",
+            "component": "Column",
+            "children": {
+              "path": "/ingredients",
+              "componentId": "item-template"
+            }
+          },
+          {
+            "id": "instructions-list",
+            "component": "Column",
+            "children": {
+              "path": "/instructions",
+              "componentId": "item-template"
+            }
+          },
+          {
+            "id": "item-template",
+            "component": "Text",
+            "text": {
+              "path": "text"
+            },
+            "variant": "body"
           }
         ]
       }
@@ -156,10 +202,22 @@
           "image": "https://images.unsplash.com/photo-1546069901-ba9599a7e63c?w=300&h=180&fit=crop",
           "title": "Mediterranean Quinoa Bowl",
           "rating": "4.9",
-          "reviewCount": "(1,247 reviews)",
+          "reviewCount": 1247,
           "prepTime": "15 min prep",
           "cookTime": "20 min cook",
-          "servings": "Serves 4"
+          "servings": "Serves 4",
+          "ingredients": [
+            { "text": "1 cup quinoa" },
+            { "text": "2 cups water" },
+            { "text": "1 cucumber, diced" },
+            { "text": "1 cup cherry tomatoes, halved" }
+          ],
+          "instructions": [
+            { "text": "1. Rinse quinoa and bring to a boil in water." },
+            { "text": "2. Reduce heat and simmer for 15 minutes." },
+            { "text": "3. Fluff with a fork and let cool." },
+            { "text": "4. Mix with diced vegetables." }
+          ]
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/26_podcast-episode.json b/specification/v0_9/json/catalogs/basic/examples/26_podcast-episode.json
index 15a702fdf..dac189f18 100644
--- a/specification/v0_9/json/catalogs/basic/examples/26_podcast-episode.json
+++ b/specification/v0_9/json/catalogs/basic/examples/26_podcast-episode.json
@@ -1,6 +1,6 @@
 {
   "name": "Podcast Episode",
-  "description": "Example of podcast episode",
+  "description": "Example of podcast episode demonstrating AudioPlayer and date formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -45,7 +45,7 @@
               "episode-title",
               "meta-row",
               "description",
-              "play-btn"
+              "audio-player"
             ]
           },
           {
@@ -84,7 +84,14 @@
             "id": "date",
             "component": "Text",
             "text": {
-              "path": "/date"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "/date"
+                },
+                "format": "MMM d, yyyy"
+              },
+              "returnType": "string"
             },
             "variant": "caption"
           },
@@ -97,19 +104,13 @@
             "variant": "body"
           },
           {
-            "id": "play-btn-text",
-            "component": "Text",
-            "text": "Play Episode"
-          },
-          {
-            "id": "play-btn",
-            "component": "Button",
-            "child": "play-btn-text",
-            "action": {
-              "event": {
-                "name": "play",
-                "context": {}
-              }
+            "id": "audio-player",
+            "component": "AudioPlayer",
+            "url": {
+              "path": "/audioUrl"
+            },
+            "description": {
+              "path": "/episodeTitle"
             }
           }
         ]
@@ -124,8 +125,9 @@
           "showName": "Tech Talk Daily",
           "episodeTitle": "The Future of AI in Product Design",
           "duration": "45 min",
-          "date": "Dec 15, 2024",
-          "description": "How AI is transforming the way we design and build products."
+          "date": "2024-12-15",
+          "description": "How AI is transforming the way we design and build products.",
+          "audioUrl": "https://www.soundhelix.com/examples/mp3/SoundHelix-Song-1.mp3"
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/27_stats-card.json b/specification/v0_9/json/catalogs/basic/examples/27_stats-card.json
index d824b7c87..3fed8bf39 100644
--- a/specification/v0_9/json/catalogs/basic/examples/27_stats-card.json
+++ b/specification/v0_9/json/catalogs/basic/examples/27_stats-card.json
@@ -1,6 +1,6 @@
 {
   "name": "Stats Card",
-  "description": "Example of stats card",
+  "description": "Example of stats card demonstrating currency and number formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -57,7 +57,14 @@
             "id": "value",
             "component": "Text",
             "text": {
-              "path": "/value"
+              "call": "formatCurrency",
+              "args": {
+                "value": {
+                  "path": "/value"
+                },
+                "currency": "USD"
+              },
+              "returnType": "string"
             },
             "variant": "h1"
           },
@@ -81,7 +88,11 @@
             "id": "trend-text",
             "component": "Text",
             "text": {
-              "path": "/trendText"
+              "call": "formatString",
+              "args": {
+                "value": "+${/trendPercent}% from last month"
+              },
+              "returnType": "string"
             },
             "variant": "body"
           }
@@ -95,9 +106,9 @@
         "value": {
           "icon": "trending_up",
           "metricName": "Monthly Revenue",
-          "value": "$48,294",
+          "value": 48294,
           "trendIcon": "arrow_upward",
-          "trendText": "+12.5% from last month"
+          "trendPercent": 12.5
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/28_countdown-timer.json b/specification/v0_9/json/catalogs/basic/examples/28_countdown-timer.json
index c615ee06e..4793e636b 100644
--- a/specification/v0_9/json/catalogs/basic/examples/28_countdown-timer.json
+++ b/specification/v0_9/json/catalogs/basic/examples/28_countdown-timer.json
@@ -1,6 +1,6 @@
 {
   "name": "Countdown Timer",
-  "description": "Example of countdown timer",
+  "description": "Example of countdown timer demonstrating date formatting.",
   "messages": [
     {
       "version": "v0.9",
@@ -121,7 +121,14 @@
             "id": "target-date",
             "component": "Text",
             "text": {
-              "path": "/targetDate"
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "/targetDate"
+                },
+                "format": "MMMM d, yyyy"
+              },
+              "returnType": "string"
             },
             "variant": "body"
           }
@@ -137,7 +144,7 @@
           "days": "14",
           "hours": "08",
           "minutes": "32",
-          "targetDate": "January 15, 2025"
+          "targetDate": "2025-01-15"
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/29_movie-card.json b/specification/v0_9/json/catalogs/basic/examples/29_movie-card.json
index f494c032f..96eab4b30 100644
--- a/specification/v0_9/json/catalogs/basic/examples/29_movie-card.json
+++ b/specification/v0_9/json/catalogs/basic/examples/29_movie-card.json
@@ -1,6 +1,6 @@
 {
   "name": "Movie Card",
-  "description": "Example of movie card",
+  "description": "Example of movie card demonstrating Modal and Video components.",
   "messages": [
     {
       "version": "v0.9",
@@ -25,7 +25,8 @@
             "component": "Column",
             "children": [
               "poster",
-              "content"
+              "content",
+              "trailer-modal"
             ]
           },
           {
@@ -43,7 +44,8 @@
               "title-row",
               "genre",
               "rating-row",
-              "runtime"
+              "runtime",
+              "watch-trailer-btn"
             ]
           },
           {
@@ -122,6 +124,34 @@
               "path": "/runtime"
             },
             "variant": "caption"
+          },
+          {
+            "id": "watch-trailer-btn-text",
+            "component": "Text",
+            "text": "Watch Trailer"
+          },
+          {
+            "id": "watch-trailer-btn",
+            "component": "Button",
+            "child": "watch-trailer-btn-text",
+            "action": {
+              "event": {
+                "name": "open_trailer"
+              }
+            }
+          },
+          {
+            "id": "trailer-modal",
+            "component": "Modal",
+            "trigger": "watch-trailer-btn",
+            "content": "trailer-video"
+          },
+          {
+            "id": "trailer-video",
+            "component": "Video",
+            "url": {
+              "path": "/trailerUrl"
+            }
           }
         ]
       }
@@ -134,9 +164,10 @@
           "poster": "https://images.unsplash.com/photo-1536440136628-849c177e76a1?w=200&h=300&fit=crop",
           "title": "Interstellar",
           "year": "(2014)",
-          "genre": "Sci-Fi \u2022 Adventure \u2022 Drama",
+          "genre": "Sci-Fi • Adventure • Drama",
           "rating": "8.7/10",
-          "runtime": "2h 49min"
+          "runtime": "2h 49min",
+          "trailerUrl": "https://www.w3schools.com/html/mov_bbb.mp4"
         }
       }
     }
diff --git a/specification/v0_9/json/catalogs/basic/examples/30_live-invitation-builder.json b/specification/v0_9/json/catalogs/basic/examples/30_live-invitation-builder.json
new file mode 100644
index 000000000..333a52d26
--- /dev/null
+++ b/specification/v0_9/json/catalogs/basic/examples/30_live-invitation-builder.json
@@ -0,0 +1,217 @@
+{
+  "name": "Live Invitation Builder",
+  "description": "Demonstrates reactive two-way binding where editor inputs update a live preview in real-time.",
+  "messages": [
+    {
+      "version": "v0.9",
+      "createSurface": {
+        "surfaceId": "gallery-invitation-builder",
+        "catalogId": "https://a2ui.org/specification/v0_9/basic_catalog.json",
+        "sendDataModel": true
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateComponents": {
+        "surfaceId": "gallery-invitation-builder",
+        "components": [
+          {
+            "id": "root",
+            "component": "Column",
+            "children": [
+              "header",
+              "main-content"
+            ],
+            "align": "stretch"
+          },
+          {
+            "id": "header",
+            "component": "Text",
+            "text": "# Invitation Builder",
+            "variant": "h1"
+          },
+          {
+            "id": "main-content",
+            "component": "Row",
+            "children": [
+              "editor-col",
+              "preview-col"
+            ],
+            "align": "start"
+          },
+          {
+            "id": "editor-col",
+            "component": "Column",
+            "children": [
+              "editor-title",
+              "event-name-input",
+              "guest-input",
+              "date-input",
+              "location-picker"
+            ],
+            "weight": 1,
+            "align": "stretch"
+          },
+          {
+            "id": "editor-title",
+            "component": "Text",
+            "text": "Customize your invitation",
+            "variant": "h3"
+          },
+          {
+            "id": "event-name-input",
+            "component": "TextField",
+            "label": "Event Name",
+            "value": {
+              "path": "/event/name"
+            }
+          },
+          {
+            "id": "guest-input",
+            "component": "TextField",
+            "label": "Guest of Honor",
+            "value": {
+              "path": "/event/guest"
+            }
+          },
+          {
+            "id": "date-input",
+            "component": "DateTimeInput",
+            "label": "Event Date & Time",
+            "value": {
+              "path": "/event/date"
+            },
+            "enableDate": true,
+            "enableTime": true
+          },
+          {
+            "id": "location-picker",
+            "component": "ChoicePicker",
+            "label": "Location",
+            "options": [
+              { "label": "Grand Ballroom", "value": "ballroom" },
+              { "label": "Sunset Terrace", "value": "terrace" },
+              { "label": "Garden Pavillion", "value": "garden" }
+            ],
+            "value": {
+              "path": "/event/location"
+            },
+            "variant": "mutuallyExclusive",
+            "displayStyle": "chips"
+          },
+          {
+            "id": "preview-col",
+            "component": "Column",
+            "children": [
+              "preview-title",
+              "invitation-card"
+            ],
+            "weight": 1,
+            "align": "center"
+          },
+          {
+            "id": "preview-title",
+            "component": "Text",
+            "text": "Live Preview",
+            "variant": "caption"
+          },
+          {
+            "id": "invitation-card",
+            "component": "Card",
+            "child": "invitation-content"
+          },
+          {
+            "id": "invitation-content",
+            "component": "Column",
+            "children": [
+              "invite-image",
+              "invite-event-name",
+              "invite-guest-row",
+              "invite-date-text",
+              "invite-location-text"
+            ],
+            "align": "center"
+          },
+          {
+            "id": "invite-image",
+            "component": "Image",
+            "url": "https://images.unsplash.com/photo-1511795409834-ef04bbd61622?w=400&h=200&fit=crop",
+            "variant": "mediumFeature"
+          },
+          {
+            "id": "invite-event-name",
+            "component": "Text",
+            "text": {
+              "path": "/event/name"
+            },
+            "variant": "h2"
+          },
+          {
+            "id": "invite-guest-row",
+            "component": "Row",
+            "children": [
+              "invite-for-text",
+              "invite-guest-name"
+            ],
+            "align": "center"
+          },
+          {
+            "id": "invite-for-text",
+            "component": "Text",
+            "text": "Celebrating",
+            "variant": "body"
+          },
+          {
+            "id": "invite-guest-name",
+            "component": "Text",
+            "text": {
+              "path": "/event/guest"
+            },
+            "variant": "h3"
+          },
+          {
+            "id": "invite-date-text",
+            "component": "Text",
+            "text": {
+              "call": "formatDate",
+              "args": {
+                "value": {
+                  "path": "/event/date"
+                },
+                "format": "EEEE, MMMM d, yyyy 'at' h:mm a"
+              },
+              "returnType": "string"
+            },
+            "variant": "body"
+          },
+          {
+            "id": "invite-location-text",
+            "component": "Text",
+            "text": {
+              "call": "formatString",
+              "args": {
+                "value": "Location: ${/event/location/0}"
+              },
+              "returnType": "string"
+            },
+            "variant": "caption"
+          }
+        ]
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateDataModel": {
+        "surfaceId": "gallery-invitation-builder",
+        "value": {
+          "event": {
+            "name": "Summer Gala",
+            "guest": "Alex Johnson",
+            "date": "2025-07-15T19:00:00Z",
+            "location": ["terrace"]
+          }
+        }
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/specification/v0_9/json/catalogs/basic/examples/31_incremental-dashboard.json b/specification/v0_9/json/catalogs/basic/examples/31_incremental-dashboard.json
new file mode 100644
index 000000000..04392cd91
--- /dev/null
+++ b/specification/v0_9/json/catalogs/basic/examples/31_incremental-dashboard.json
@@ -0,0 +1,134 @@
+{
+  "name": "Incremental Dashboard",
+  "description": "Demonstrates structural evolution of a UI where loading placeholders are incrementally replaced by actual components.",
+  "messages": [
+    {
+      "version": "v0.9",
+      "createSurface": {
+        "surfaceId": "gallery-incremental-dashboard",
+        "catalogId": "https://a2ui.org/specification/v0_9/basic_catalog.json"
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateComponents": {
+        "surfaceId": "gallery-incremental-dashboard",
+        "components": [
+          {
+            "id": "root",
+            "component": "Column",
+            "children": [
+              "header",
+              "content-grid"
+            ],
+            "align": "stretch"
+          },
+          {
+            "id": "header",
+            "component": "Text",
+            "text": "System Dashboard",
+            "variant": "h2"
+          },
+          {
+            "id": "content-grid",
+            "component": "Row",
+            "children": [
+              "left-panel",
+              "right-panel"
+            ]
+          },
+          {
+            "id": "left-panel",
+            "component": "Column",
+            "children": ["panel-a-loading"],
+            "weight": 1
+          },
+          {
+            "id": "right-panel",
+            "component": "Column",
+            "children": ["panel-b-loading"],
+            "weight": 1
+          },
+          {
+            "id": "panel-a-loading",
+            "component": "Text",
+            "text": "Loading analytics...",
+            "variant": "caption"
+          },
+          {
+            "id": "panel-b-loading",
+            "component": "Text",
+            "text": "Loading logs...",
+            "variant": "caption"
+          }
+        ]
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateComponents": {
+        "surfaceId": "gallery-incremental-dashboard",
+        "components": [
+          {
+            "id": "left-panel",
+            "component": "Column",
+            "children": ["analytics-card"],
+            "weight": 1
+          },
+          {
+            "id": "analytics-card",
+            "component": "Card",
+            "child": "analytics-text"
+          },
+          {
+            "id": "analytics-text",
+            "component": "Text",
+            "text": "Analytics are ready.",
+            "variant": "body"
+          }
+        ]
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateComponents": {
+        "surfaceId": "gallery-incremental-dashboard",
+        "components": [
+          {
+            "id": "right-panel",
+            "component": "Column",
+            "children": ["logs-list"],
+            "weight": 1
+          },
+          {
+            "id": "logs-list",
+            "component": "List",
+            "children": {
+              "path": "/logs",
+              "componentId": "log-template"
+            }
+          },
+          {
+            "id": "log-template",
+            "component": "Text",
+            "text": { "path": "message" },
+            "variant": "caption"
+          }
+        ]
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateDataModel": {
+        "surfaceId": "gallery-incremental-dashboard",
+        "value": {
+          "logs": [
+            { "message": "System boot complete." },
+            { "message": "All services healthy." },
+            { "message": "Waiting for user input." }
+          ]
+        }
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/specification/v0_9/json/catalogs/basic/examples/32_advanced-form-validator.json b/specification/v0_9/json/catalogs/basic/examples/32_advanced-form-validator.json
new file mode 100644
index 000000000..9ea75036b
--- /dev/null
+++ b/specification/v0_9/json/catalogs/basic/examples/32_advanced-form-validator.json
@@ -0,0 +1,148 @@
+{
+  "name": "Advanced Form Validator",
+  "description": "Demonstrates complex validation logic and deeply nested formatting functions.",
+  "messages": [
+    {
+      "version": "v0.9",
+      "createSurface": {
+        "surfaceId": "gallery-advanced-validator",
+        "catalogId": "https://a2ui.org/specification/v0_9/basic_catalog.json",
+        "sendDataModel": true
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateComponents": {
+        "surfaceId": "gallery-advanced-validator",
+        "components": [
+          {
+            "id": "root",
+            "component": "Card",
+            "child": "main-column"
+          },
+          {
+            "id": "main-column",
+            "component": "Column",
+            "children": [
+              "welcome-text",
+              "email-field",
+              "phone-field",
+              "zip-field",
+              "terms-checkbox",
+              "submit-btn"
+            ],
+            "align": "stretch"
+          },
+          {
+            "id": "welcome-text",
+            "component": "Text",
+            "text": {
+              "call": "formatString",
+              "args": {
+                "value": "Hello! Today is ${formatDate(value: ${/now}, format: 'EEEE, MMMM d')}."
+              },
+              "returnType": "string"
+            },
+            "variant": "h3"
+          },
+          {
+            "id": "email-field",
+            "component": "TextField",
+            "label": "Email Address",
+            "value": { "path": "/formData/email" },
+            "checks": [
+              {
+                "condition": { "call": "email", "args": { "value": { "path": "/formData/email" } } },
+                "message": "Invalid email format"
+              }
+            ]
+          },
+          {
+            "id": "phone-field",
+            "component": "TextField",
+            "label": "Phone Number",
+            "value": { "path": "/formData/phone" },
+            "checks": [
+              {
+                "condition": { "call": "regex", "args": { "value": { "path": "/formData/phone" }, "pattern": "^\\+?[0-9]{10,15}$" } },
+                "message": "Invalid phone format"
+              }
+            ]
+          },
+          {
+            "id": "zip-field",
+            "component": "TextField",
+            "label": "Zip Code",
+            "value": { "path": "/formData/zip" },
+            "checks": [
+              {
+                "condition": { "call": "regex", "args": { "value": { "path": "/formData/zip" }, "pattern": "^[0-9]{5}$" } },
+                "message": "Must be exactly 5 digits"
+              }
+            ]
+          },
+          {
+            "id": "terms-checkbox",
+            "component": "CheckBox",
+            "label": "I agree to the terms and conditions",
+            "value": { "path": "/formData/agree" }
+          },
+          {
+            "id": "submit-btn-text",
+            "component": "Text",
+            "text": "Submit Registration"
+          },
+          {
+            "id": "submit-btn",
+            "component": "Button",
+            "child": "submit-btn-text",
+            "checks": [
+              {
+                "condition": {
+                  "call": "and",
+                  "args": {
+                    "values": [
+                      { "path": "/formData/agree" },
+                      {
+                        "call": "or",
+                        "args": {
+                          "values": [
+                            { "call": "required", "args": { "value": { "path": "/formData/email" } } },
+                            { "call": "required", "args": { "value": { "path": "/formData/phone" } } }
+                          ]
+                        }
+                      },
+                      { "call": "required", "args": { "value": { "path": "/formData/zip" } } }
+                    ]
+                  }
+                },
+                "message": "You must agree to terms AND provide either Email or Phone, plus a Zip code."
+              }
+            ],
+            "action": {
+              "event": {
+                "name": "register",
+                "context": { "data": { "path": "/formData" } }
+              }
+            }
+          }
+        ]
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateDataModel": {
+        "surfaceId": "gallery-advanced-validator",
+        "value": {
+          "now": "2025-12-15T12:00:00Z",
+          "formData": {
+            "email": "",
+            "phone": "",
+            "zip": "",
+            "agree": false
+          }
+        }
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/specification/v0_9/json/catalogs/basic/examples/33_financial-data-grid.json b/specification/v0_9/json/catalogs/basic/examples/33_financial-data-grid.json
new file mode 100644
index 000000000..da3492c7f
--- /dev/null
+++ b/specification/v0_9/json/catalogs/basic/examples/33_financial-data-grid.json
@@ -0,0 +1,166 @@
+{
+  "name": "Financial Data Grid",
+  "description": "Demonstrates complex layout weighting and alignment using Rows and Columns with templates.",
+  "messages": [
+    {
+      "version": "v0.9",
+      "createSurface": {
+        "surfaceId": "gallery-financial-grid",
+        "catalogId": "https://a2ui.org/specification/v0_9/basic_catalog.json",
+        "sendDataModel": true
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateComponents": {
+        "surfaceId": "gallery-financial-grid",
+        "components": [
+          {
+            "id": "root",
+            "component": "Card",
+            "child": "main-column"
+          },
+          {
+            "id": "main-column",
+            "component": "Column",
+            "children": [
+              "header-row",
+              "grid-list"
+            ],
+            "align": "stretch"
+          },
+          {
+            "id": "header-row",
+            "component": "Row",
+            "children": [
+              "col-asset",
+              "col-price",
+              "col-change",
+              "col-market-cap"
+            ],
+            "align": "center"
+          },
+          {
+            "id": "col-asset",
+            "component": "Text",
+            "text": "Asset",
+            "variant": "caption",
+            "weight": 2
+          },
+          {
+            "id": "col-price",
+            "component": "Text",
+            "text": "Price",
+            "variant": "caption",
+            "weight": 1
+          },
+          {
+            "id": "col-change",
+            "component": "Text",
+            "text": "24h Change",
+            "variant": "caption",
+            "weight": 1
+          },
+          {
+            "id": "col-market-cap",
+            "component": "Text",
+            "text": "Market Cap",
+            "variant": "caption",
+            "weight": 1.5
+          },
+          {
+            "id": "grid-list",
+            "component": "List",
+            "children": {
+              "path": "/assets",
+              "componentId": "row-template"
+            }
+          },
+          {
+            "id": "row-template",
+            "component": "Row",
+            "children": [
+              "asset-info",
+              "asset-price",
+              "asset-change",
+              "asset-market-cap"
+            ],
+            "align": "center"
+          },
+          {
+            "id": "asset-info",
+            "component": "Row",
+            "children": ["asset-icon", "asset-name-col"],
+            "weight": 2,
+            "align": "center"
+          },
+          {
+            "id": "asset-icon",
+            "component": "Icon",
+            "name": "payment"
+          },
+          {
+            "id": "asset-name-col",
+            "component": "Column",
+            "children": ["asset-name", "asset-symbol"]
+          },
+          {
+            "id": "asset-name",
+            "component": "Text",
+            "text": { "path": "name" },
+            "variant": "body"
+          },
+          {
+            "id": "asset-symbol",
+            "component": "Text",
+            "text": { "path": "symbol" },
+            "variant": "caption"
+          },
+          {
+            "id": "asset-price",
+            "component": "Text",
+            "text": {
+              "call": "formatCurrency",
+              "args": { "value": { "path": "price" }, "currency": "USD" },
+              "returnType": "string"
+            },
+            "weight": 1
+          },
+          {
+            "id": "asset-change",
+            "component": "Text",
+            "text": {
+              "call": "formatString",
+              "args": { "value": "${change}%" },
+              "returnType": "string"
+            },
+            "weight": 1
+          },
+          {
+            "id": "asset-market-cap",
+            "component": "Text",
+            "text": {
+              "call": "formatCurrency",
+              "args": { "value": { "path": "marketCap" }, "currency": "USD" },
+              "returnType": "string"
+            },
+            "weight": 1.5
+          }
+        ]
+      }
+    },
+    {
+      "version": "v0.9",
+      "updateDataModel": {
+        "surfaceId": "gallery-financial-grid",
+        "value": {
+          "assets": [
+            { "name": "Bitcoin", "symbol": "BTC", "price": 43500.25, "change": 1.2, "marketCap": 850000000000 },
+            { "name": "Ethereum", "symbol": "ETH", "price": 2250.50, "change": -0.5, "marketCap": 270000000000 },
+            { "name": "Solana", "symbol": "SOL", "price": 95.80, "change": 5.4, "marketCap": 40000000000 }
+          ]
+        }
+      }
+    }
+  ]
+}
\ No newline at end of file