diff --git a/.github/labeler.yml b/.github/labeler.yml
new file mode 100644
index 0000000000..9d1ed4e1d9
--- /dev/null
+++ b/.github/labeler.yml
@@ -0,0 +1,24 @@
+# SPDX-FileCopyrightText: Copyright (c) 2024-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# Configuration for actions/labeler
+# Auto-applies labels based on which files a PR changes.
+
+cuda.bindings:
+  - changed-files:
+    - any-glob-to-any-file: 'cuda_bindings/**'
+
+cuda.core:
+  - changed-files:
+    - any-glob-to-any-file: 'cuda_core/**'
+
+cuda.pathfinder:
+  - changed-files:
+    - any-glob-to-any-file: 'cuda_pathfinder/**'
+
+CI/CD:
+  - changed-files:
+    - any-glob-to-any-file:
+      - '.github/**'
+      - 'ci/**'
diff --git a/.github/workflows/pr-auto-label.yml b/.github/workflows/pr-auto-label.yml
new file mode 100644
index 0000000000..7b86455b2d
--- /dev/null
+++ b/.github/workflows/pr-auto-label.yml
@@ -0,0 +1,23 @@
+# SPDX-FileCopyrightText: Copyright (c) 2024-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+name: "CI: Auto-label PRs by path"
+
+on:
+  pull_request_target:
+    types:
+      - opened
+      - synchronize
+
+jobs:
+  auto-label:
+    name: Auto-label by changed paths
+    if: github.repository_owner == 'NVIDIA'
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - name: Apply labels
+        uses: actions/labeler@634933edcd8ababfe52f92936142cc22ac488b1b  # v6.0.1