diff --git a/actions/invalidate-changelog-cache/action.yml b/actions/invalidate-changelog-cache/action.yml
new file mode 100644
index 000000000..180b6a369
--- /dev/null
+++ b/actions/invalidate-changelog-cache/action.yml
@@ -0,0 +1,62 @@
+name: Invalidate changelog cache
+description: Bust Elementor.com product changelog transients after a release.
+
+inputs:
+  invalidate_token:
+    description: 'API key sent as api-key header; Hosting WAF validates it.'
+    required: true
+  product:
+    description: 'Changelog product: core or pro.'
+    required: true
+  channel:
+    description: 'Release channel: ga, stable, or beta. Ignored when types is set.'
+    required: false
+    default: ''
+  types:
+    description: 'Optional space-separated changelog types (release, beta, dev). Overrides channel mapping.'
+    required: false
+    default: ''
+
+runs:
+  using: "composite"
+  steps:
+    - name: Invalidate changelog cache
+      shell: bash
+      env:
+        INVALIDATE_TOKEN: ${{ inputs.invalidate_token }}
+        PRODUCT: ${{ inputs.product }}
+        CHANNEL: ${{ inputs.channel }}
+        TYPES_INPUT: ${{ inputs.types }}
+        INVALIDATE_URL: https://elementor.com/wp-json/elementor-site-product-changelog/v1/cache/invalidate
+      run: |
+        set -euo pipefail
+
+        if [ -z "${INVALIDATE_TOKEN}" ]; then
+          echo "Changelog cache invalidate token is not configured. Skipping."
+          exit 0
+        fi
+
+        if [ -n "${TYPES_INPUT}" ]; then
+          TYPES="${TYPES_INPUT}"
+        else
+          case "${CHANNEL}" in
+            ga|stable) TYPES="release" ;;
+            beta) TYPES="beta dev" ;;
+            dev) TYPES="dev" ;;
+            *)
+              echo "Unknown channel '${CHANNEL}', skipping changelog cache invalidation."
+              exit 0
+              ;;
+          esac
+        fi
+
+        for TYPE in ${TYPES}; do
+          echo "Invalidating changelog cache product=${PRODUCT} type=${TYPE}"
+          if ! curl --fail --show-error --silent --max-time 60 --request POST \
+            --header "Content-Type: application/json" \
+            --header "api-key: ${INVALIDATE_TOKEN}" \
+            --data "{\"product\":\"${PRODUCT}\",\"type\":\"${TYPE}\"}" \
+            "${INVALIDATE_URL}"; then
+            echo "Warning: failed to invalidate changelog cache type=${TYPE}"
+          fi
+        done