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GPT-5.1

GPT-5.1 API

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How to use GPT-5.1 API

Install any OpenAI-compatible SDK, point it at api.aimlapi.com/v1, and set the model to .

OpenAI-compatible — swap the base URL and it works with your existing SDK.

GPT-5.1 API Pricing

TypePrice
Input
tokens
Output
tokens

GPT-5.1 Benchmarks

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GPT-5.1 is best for

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600+ models, one API.