OpenAI says its new coding model can work for 24 hours straight

OpenAI has announced a new version of its programming-focused AI model, GPT-5.1-Codex-Max, which is designed to handle larger and more complex coding tasks. The new model will be available tomorrow for ChatGPT Plus, Pro, Business, Edu, and Enterprise users, replacing the previous GPT-5.1-Codex as the recommended model for agentic coding. The standout feature of Codex Max is its improved context...

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