Data API

ChatGPT Data API

Structured answers and shared-conversation data from ChatGPT.

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Example (captured live)

chatgpt.com

Example

JSON responseclick the page to trace a field

{

"models": [

{

"id": "auto",

"name": "Auto",

"description": "Let ChatGPT pick the best model for the prompt. Recommended default."

{

"id": "gpt-5.1",

"name": "GPT-5.1",

"description": "Flagship model. Best for complex reasoning, long answers, and coding."

{

"id": "gpt-5.1-mini",

"name": "GPT-5.1 mini",

"description": "Faster, lower-cost model for everyday questions and short answers."

}

"default": "auto"

}

GET/v1/data/chatgpt/models1 credit / run Verified

List Models

List available ChatGPT models with id, name, and description. Reference endpoint (no pagination).

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Parameters

This query takes no parameters.