diff --git a/.github/workflows/blacksmith-smoke.yml b/.github/workflows/blacksmith-smoke.yml
new file mode 100644
index 0000000..e851f53
--- /dev/null
+++ b/.github/workflows/blacksmith-smoke.yml
@@ -0,0 +1,33 @@
+name: Blacksmith Smoke
+
+on:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  smoke:
+    name: Blacksmith Smoke
+    runs-on: blacksmith-2vcpu-ubuntu-2404
+    timeout-minutes: 5
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Runner identity
+        run: |
+          set -euo pipefail
+          echo "repo=${GITHUB_REPOSITORY}"
+          echo "runner=${RUNNER_NAME:-unknown}"
+          echo "runner_os=${RUNNER_OS:-unknown}"
+          echo "runner_arch=${RUNNER_ARCH:-unknown}"
+          uname -a
+          git --version
+          python3 --version
+
+      - name: Repository smoke
+        run: |
+          set -euo pipefail
+          test -f README.md
+          find . -maxdepth 2 -type f | sort | sed -n '1,40p'