ai
Source: OpenAI News
📅 13 September 2026 at 04:31 PM UTC
Introducing GPT-5.1 for developers
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⚡ Executive Takeaways & Intelligence Summary
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.
Publication Reference: https://openai.com/index/gpt-5-1-for-developers
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