diff --git a/.github/workflows/check-links.yml b/.github/workflows/check-links.yml
new file mode 100644
index 000000000000..4dd298f21e0e
--- /dev/null
+++ b/.github/workflows/check-links.yml
@@ -0,0 +1,19 @@
+name: Check links and refcache
+
+on:
+  pull_request:
+
+jobs:
+  check-formatting:
+    name: Check links and refcache
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - run: npm install
+
+      - name: Build site and check links
+        run: npm build:preview
+
+      - name: Flag refcache changes
+        run: npm run diff:fail