allenai/SERA-8B

SERA-8B is an 8 billion parameter open-source coding agent developed by Allen Institute for AI (Ai2), built upon the Qwen 3-8B base model. It is specifically fine-tuned for automated software engineering tasks, achieving 31.7% on the SWE-bench Verified benchmark. This model excels at bug fixes, feature implementation, and refactoring, making it suitable for research and specialized repository fine-tuning.