OpenAI model

GPT-5.1 Chat

GPT-5.1 Chat is available through 1 provider and 4 concrete deployments tracked by ALLM.

openai/gpt-5.1-chat

imagepdftextOfficial lab notation

Deployments

4

Providers

1

Max context

128K

Input from

$1.25 / 1M

GPT-5.1 Chat provider comparison

Pricing and compatibility are tracked per provider deployment, because the same model can expose different features depending on where it runs.

ProviderProvider model IDModeRegionInputOutputContextTools
Azure AIeu/gpt-5.1-chatChateu$1.38 / 1M$11.00 / 1M128Ksupported
Azure AIglobal/gpt-5.1-chatChatglobal$1.25 / 1M$10.00 / 1M128Ksupported
Azure AIgpt-5.1-chatChatglobal$1.25 / 1M$10.00 / 1M128Ksupported
Azure AIus/gpt-5.1-chatChatus$1.38 / 1M$11.00 / 1M128Ksupported

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