It uses recursive self improvement techniques. It also improves coding vs others in Humaneval.

Codeforce-GPT-oss-20b leads the benchmark, surpassing even larger models like Qwen 3 235B and DeepSeek-R1 70B. Its superior reasoning and code synthesis capabilities indicate an optimized training strategy rather than sheer scale dominance.

🧠 Model Benchmark Comparison

This table presents HumanEval benchmark scores across several large language models.