diff --git a/library/agent/realtime/getRealtimeURL.test.ts b/library/agent/realtime/getRealtimeURL.test.ts
new file mode 100644
index 000000000..68b1c5c95
--- /dev/null
+++ b/library/agent/realtime/getRealtimeURL.test.ts
@@ -0,0 +1,47 @@
+import * as t from "tap";
+import { getRealtimeURL } from "./getRealtimeURL";
+
+t.afterEach(() => {
+  delete process.env.AIKIDO_TOKEN;
+  delete process.env.AIKIDO_REALTIME_ENDPOINT;
+});
+
+t.test("should return EU if no token set", async (t) => {
+  delete process.env.AIKIDO_TOKEN;
+  t.equal(getRealtimeURL().href, "https://runtime.aikido.dev/");
+});
+
+t.test("should return EU for invalid token", async (t) => {
+  process.env.AIKIDO_TOKEN = "invalid-token";
+  t.equal(getRealtimeURL().href, "https://runtime.aikido.dev/");
+});
+
+t.test("should return EU for old format token without region", async (t) => {
+  process.env.AIKIDO_TOKEN = "AIK_RUNTIME_123_456_randomstring";
+  t.equal(getRealtimeURL().href, "https://runtime.aikido.dev/");
+});
+
+t.test("should return US for new format token with US region", async (t) => {
+  process.env.AIKIDO_TOKEN = "AIK_RUNTIME_123_456_US_randomstring";
+  t.equal(getRealtimeURL().href, "https://runtime.us.aikido.dev/");
+});
+
+t.test("should return ME for new format token with ME region", async (t) => {
+  process.env.AIKIDO_TOKEN = "AIK_RUNTIME_123_456_ME_randomstring";
+  t.equal(getRealtimeURL().href, "https://runtime.me.aikido.dev/");
+});
+
+t.test("should return EU for new format token with EU region", async (t) => {
+  process.env.AIKIDO_TOKEN = "AIK_RUNTIME_123_456_EU_randomstring";
+  t.equal(getRealtimeURL().href, "https://runtime.aikido.dev/");
+});
+
+t.test("should not return unsupported region", async (t) => {
+  process.env.AIKIDO_TOKEN = "AIK_RUNTIME_123_456_INVALID_randomstring";
+  t.equal(getRealtimeURL().href, "https://runtime.aikido.dev/");
+});
+
+t.test("should respect AIKIDO_REALTIME_ENDPOINT if set", async (t) => {
+  process.env.AIKIDO_REALTIME_ENDPOINT = "https://custom-runtime.example.com";
+  t.equal(getRealtimeURL().href, "https://custom-runtime.example.com/");
+});
diff --git a/library/agent/realtime/getRealtimeURL.ts b/library/agent/realtime/getRealtimeURL.ts
index 6f2cc465d..3bf5c687b 100644
--- a/library/agent/realtime/getRealtimeURL.ts
+++ b/library/agent/realtime/getRealtimeURL.ts
@@ -1,7 +1,19 @@
+import { extractRegionFromToken } from "../extractRegionFromToken";
+
 export function getRealtimeURL() {
   if (process.env.AIKIDO_REALTIME_ENDPOINT) {
     return new URL(process.env.AIKIDO_REALTIME_ENDPOINT);
   }
 
+  const region = extractRegionFromToken(process.env.AIKIDO_TOKEN || "");
+
+  if (region === "US") {
+    return new URL("https://runtime.us.aikido.dev");
+  }
+
+  if (region === "ME") {
+    return new URL("https://runtime.me.aikido.dev");
+  }
+
   return new URL("https://runtime.aikido.dev");
 }