Chat Completions
Chat Completions Overview
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The Chat Completions API endpoint will generate a model response from a list of messages comprising a conversation.
Related guides:
- Quickstart↗
- Text inputs and outputs↗
- Image inputs↗
- Audio inputs and outputs↗
- Structured Outputs↗
- Function calling↗
- Conversation state↗
Starting a new project? We recommend trying Responses↗ to take advantage of the latest OpenAI platform features. Compare Chat Completions with Responses↗.