diff --git a/tools/helm_values_summary.py b/tools/helm_values_summary.py
new file mode 100644
index 0000000..7809e19
--- /dev/null
+++ b/tools/helm_values_summary.py
@@ -0,0 +1,42 @@
+#!/usr/bin/env python3
+"""Summarize key mx-exporter Helm values without external YAML dependencies."""
+
+from __future__ import annotations
+
+import argparse
+import json
+import re
+from pathlib import Path
+
+
+def summarize(path: Path) -> dict[str, object]:
+    text = path.read_text(encoding="utf-8", errors="replace")
+    return {
+        "path": str(path),
+        "repositories": re.findall(r"repository:\s*['\"]?([^'\"\s]+)", text),
+        "tags": re.findall(r"tag:\s*['\"]?([^'\"\s]+)", text),
+        "service_types": re.findall(r"type:\s*['\"]?([^'\"\s]+)", text),
+    }
+
+
+def main() -> int:
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument(
+        "values",
+        nargs="?",
+        type=Path,
+        default=Path("deployment/mx-exporter/helm/mx-exporter/values.yaml"),
+    )
+    parser.add_argument("--output", type=Path)
+    args = parser.parse_args()
+
+    text = json.dumps(summarize(args.values), indent=2, ensure_ascii=False)
+    if args.output:
+        args.output.write_text(text + "\n", encoding="utf-8")
+    else:
+        print(text)
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())