title	SWE-Agent-Arena
emoji	⚔️
colorFrom	green
colorTo	purple
sdk	docker
pinned	false
hf_oauth	true
short_description	Agent arena for software engineering tasks

SWE-Agent-Arena

An open-source platform for evaluating CLI coding agents on real software engineering tasks. Two anonymous agents tackle the same task in isolated environments — you compare their output and git diffs, then vote.

Try it on HF Spaces

Key Capabilities

• Blind pairwise comparison with live-streaming output and side-by-side git diffs
• Multi-round conversations — send follow-ups to each agent independently, mirroring real iterative workflows
• RepoChat — auto-inject repo context (issues, PRs, files) from GitHub / GitLab / HuggingFace URLs
• Rich leaderboard — Elo, Bradley-Terry MLE, PageRank, CEI (conversation efficiency), MCS (consistency), and Newman modularity

How It Works

1. Submit a task — sign in, describe an SE task (optionally paste a repo URL for context)
2. Watch agents work — two anonymous agents run in parallel with live stdout
3. Compare diffs — side-by-side view of what each agent changed
4. Vote — Agent A, Agent B, Tie, or Tie (Both Bad)

Terms of Service

• Research preview — limited safety measures; may generate offensive content.
• Must not be used for illegal, harmful, violent, racist, or sexual purposes.
• Do not upload private information.
• Collected dialogue data may be distributed under a CC-BY or similar license.

Contributing

Issues, tasks, and PRs welcome — open an issue to get started.

Citation

@inproceedings{zhao2025se,
  title={SE Arena: An Interactive Platform for Evaluating Foundation Models in Software Engineering},
  author={Zhao, Zhimin},
  booktitle={2025 IEEE/ACM Second International Conference on AI Foundation Models and Software Engineering (Forge)},
  pages={78--81},
  year={2025},
  organization={IEEE}
}