diff --git a/scripts/cleanup-old-runs.sh b/scripts/cleanup-old-runs.sh
new file mode 100644
index 0000000..1a1479a
--- /dev/null
+++ b/scripts/cleanup-old-runs.sh
@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+# cleanup-old-runs.sh — Delete legacy Cloud Run services from pre-OSVauco era
+# Run once: source .env && bash scripts/cleanup-old-runs.sh
+set -euo pipefail
+
+: "${PROJECT_ID:?Set PROJECT_ID}"
+: "${REGION:?Set REGION}"
+
+SERVICES=(
+  "genai-app-vaucooscommandhub-l"
+  "genai-app-vaucooscommandhub-dev"
+  "opax-mcp-core"
+  "vauco-os-codeoss-chat"
+)
+
+echo "=== Deleting legacy Cloud Run services ==="
+echo "  Project: $PROJECT_ID"
+echo "  Region:  $REGION"
+echo ""
+
+for SVC in "${SERVICES[@]}"; do
+  if gcloud run services describe "$SVC" \
+      --project="$PROJECT_ID" \
+      --region="$REGION" &>/dev/null; then
+    gcloud run services delete "$SVC" \
+      --project="$PROJECT_ID" \
+      --region="$REGION" \
+      --quiet
+    echo "  [OK] Deleted: $SVC"
+  else
+    echo "  [--] Not found (already gone): $SVC"
+  fi
+done
+
+echo ""
+echo "=== Cleanup COMPLETE ==="