GPT 5.1

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GPT 5.1

OpenAI

openai/gpt-5.1

Chat

Providers

2

Context

400K

Input

$1.25/M

Output

$10.00/M

Aliases:gpt-5-1chatgpt-5.1gpt51

OpenAI's previous flagship model for coding and agentic tasks with configurable reasoning and non-reasoning effort.

OpenAI's previous flagship model for coding and agentic tasks with configurable reasoning and non-reasoning effort.

OpenAI

openai/gpt-5.1

400K context128K max out

Input Price

$1.25/M tokens

Output Price

$10.00/M tokens

Cache read: $0.13/MWeb search $10.00/1K searches

Azure

azure/gpt-5.1

400K context128K max out

Input Price

$1.25/M tokens

Output Price

$10.00/M tokens

Cache read: $0.13/MWeb search $10.00/1K searches