OpenAI Releases GPT-5.1 API with Adaptive Reasoning and Improved Efficiency
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Summary
OpenAI has released GPT-5.1 in their API platform, featuring adaptive reasoning that dynamically adjusts thinking time based on task complexity for improved speed and token efficiency. The model includes a 'no reasoning' mode for faster responses on simple tasks while maintaining GPT-5.1's advanced intelligence. Additional features include extended prompt caching, improved coding performance, and new apply_patch and shell tools for developers.
Key quotes
· 3 pulledGPT‑5.1 dynamically adapts how much time it spends thinking based on the complexity of the task, making the model significantly faster and more token-efficient on simpler everyday tasks.
The model also features a 'no reasoning' mode to respond faster on tasks that don't require deep thinking, while maintaining the frontier intelligence of GPT‑5.1.
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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