OpenAI unveils GPT-5.1-Codex-Max, saying it is “significantly better” at “long-horizon reasoning” and is the first model it has trained for Windows environments

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OpenAI unveils GPT-5.1-Codex-Max, saying it is “significantly better” at “long-horizon reasoning” and is the first model it has trained for Windows environments

zdnet.com/article/openais-codex-max-solves-one-of-my-biggest-ai-coding-annoyances-and-adds-dramatically-faster-performance

This story appeared on zdnet.com, 2025-11-19 19:32:27.111000.

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