GPT-5.1

Name: GPT-5.1
Author: OpenAI

gpt-5.1

OpenAI · chat · api · seen 9m ago

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Context

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Max output

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Input $/1M

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Output $/1M

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Modalities

text

Released

10 Nov 2025

AI summary

● machine-written

GPT-5.1 chat model from OpenAI

GPT-5.1 is a text-based chat model available via OpenAI API. Released November 2025, it is in general availability status. Pricing and context window specifications are not publicly documented in the provided sources.

Sources

Pricing | OpenAI API
OpenAI API Pricing | OpenAI

Source: https://platform.openai.com/docs/models