Replaces the need to stitch together multiple APIs manually. Supports multi-turn interactions and multiple tool calls in one request. Includes built-in tools: Web Search, File Search, and Computer Use.
Helps orchestrate multiple agents with handoffs. Auto-generates JSON schemas for function calling from Python functions. Built-in tracing and monitoring tools for debugging. Open-source and soon available for JavaScript.
3. Assistance API sunset in 2026:
Developers will have time to migrate to Responses API. Responses API is a superset of chat completions and assistants.
