diff --git a/buf-format/action.yaml b/buf-format/action.yaml
new file mode 100644
index 0000000..7e1215b
--- /dev/null
+++ b/buf-format/action.yaml
@@ -0,0 +1,19 @@
+---
+name: "Buf - Format"
+description: |
+  This actions runs `buf format` in the working tree and then verifies that
+  there are no differences from running the tool.
+inputs:
+  version:
+    description: "Buf version used to generate"
+    default: "1.18.0"
+    required: false
+runs:
+  using: "composite"
+  steps:
+    - uses: "bufbuild/buf-setup-action@v1"
+      with:
+        version: "${{ inputs.version }}"
+    - name: "Format Protos"
+      shell: "bash"
+      run: "buf format --diff --exit-code"