What is Tmax-27B? Ai2 just released Tmax, a family of terminal-agent LLMs trained with DPPO (RL) on top of Qwen3.6. The 27B model hits ~43% on Terminal Bench 2.0 and ~69% on TB Lite. These are agentic benchmarks where the model navigates a shell, edits files, runs tests, and completes real dev tasks