During April 2025, rkdqus2006 developed and integrated an API key authentication feature for the benchmark script in the vllm-project/production-stack repository. This work involved designing secure access controls using Python scripting and updating Markdown documentation to clearly describe the new authentication process. By enabling API key-based access, rkdqus2006 improved the security and reproducibility of the benchmark environment, reducing the risk of unauthorized usage. The implementation demonstrated a disciplined approach to API integration and documentation, with all changes traceable to a specific commit. While the scope was focused, the work addressed a core security need and enhanced maintainability for future development.