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Introducing GPT-5.1 for developers

OpenAI releases GPT-5.1 via API with faster adaptive reasoning, extended prompt caching, improved coding performance, and new apply_patch and shell tools.

Nov 13 · 01:00:00 · primary fetch1 sourceupdated Nov 13 · 01:00:00

GPT-5.1 is now available in the API, bringing faster adaptive reasoning, extended prompt caching, improved coding performance, and new apply_patch and shell tools.

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openai.comIntroducing GPT-5.1 for developersprimary01:00:00