AI BriefingAI Gateway Adds Support for OpenAI's Responses API
·2026.03.06 22:00
Key point
AI Gateway now supports OpenAI's new Responses API, allowing developers to interact with models in a more modern way.
Details
AI Gateway has started supporting OpenAI's Responses API. The Responses API is a modern alternative that can replace the existing Chat Completions API.
Developers can set the base URL of the OpenAI SDK to AI Gateway and route requests using the creator/model name. Both TypeScript and Python environments are supported.
Key features include the following:
- Text generation and streaming: Sending prompts and real-time token streaming
- Tool calling: Defining functions the model can call and providing feedback on results
- Structured output: Controlling responses via JSON schema
- Reasoning: Controlling the model's thought process through configurable effort levels
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