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GPT-5.1-Codex-Max is OpenAI’s latest agentic coding model, designed for long-running, high-context software development tasks. It is based on an updated version of the 5.1 reasoning stack and trained on agentic...
- OpenAI · openai/gpt-5.1-codex-max
- text+image->text · 全球模型路线
- 400,000 context · US$1.25 input