## Summary

<!-- What does this change? -->

## Results

<!-- If this adds or modifies benchmarks, include the numbers. -->

## Checklist

- [ ] No secrets, API keys, tokens, or passwords
- [ ] Pre-commit hooks pass (`pre-commit run --all-files`)
- [ ] Tests pass (`pytest -v`)
- [ ] Cost reported alongside benefit (if adding benchmarks)
- [ ] Existing results still reproducible
