diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0df5028..5907070 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -86,3 +86,20 @@ jobs:
 
       - name: Run tests
         run: ./scripts/test
+
+  trigger-monorepo-tests:
+    timeout-minutes: 5
+    name: trigger monorepo tests
+    runs-on: ubuntu-latest
+    # Only run for PRs in the public repo
+    # Note: No 'needs: build' because the tarball is uploaded by Stainless's internal CI
+    # (stainless-sdks/flowglad-typescript), not by this repo's build job
+    if: github.repository == 'flowglad/flowglad-node' && github.event_name == 'pull_request'
+    steps:
+      - name: Trigger flowglad monorepo SDK tests
+        uses: peter-evans/repository-dispatch@ff45666b9427631e3450c54a1bcbee4d9ff4d7c0 # v3.0.0
+        with:
+          token: ${{ secrets.MONOREPO_DISPATCH_TOKEN }}
+          repository: flowglad/flowglad
+          event-type: test-stainless-sdk
+          client-payload: '{"commit_hash": "${{ github.event.pull_request.head.sha }}"}'