GPT-5.6 Sol
Overview
GPT-5.6 Sol is OpenAI's flagship model in the GPT-5.6 series. It achieves state-of-the-art performance on coding (Terminal-Bench 2.1), biology (GeneBench v1), and cybersecurity (ExploitBench) benchmarks. Features a new max reasoning effort setting and ultra mode for multi-agent parallelism. Priced at $5/$30 per 1M input/output tokens, currently in limited preview.
About OpenAI
OpenAI is a technology company that specializes in artificial intelligence research and innovation.
