RepoRepair: Leveraging Code Documentation for Repository-Level Automated Program Repair

RepoRepair is a new AI-powered automated program repair system that uses hierarchical code documentation to fix bugs across entire software repositories. The system achieves a 45.7% repair rate on SWE-bench Lite at $0.44 per fix by leveraging LLMs like DeepSeek-V3 and Claude-4 for fault localization and code repair.