For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
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DocumentationAPI ReferenceMCPSDKsCLI (new)What's New?
DocumentationAPI ReferenceMCPSDKsCLI (new)What's New?
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What's New?

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August 25, 2025
August 25, 2025
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August 23, 2025

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  1. New Structured Output Endpoints: You can now use new APIs for structured outputs to define, extract, and manage structured data from conversations.

  2. Configure Structured Output Resources: You can now define reusable structured data extraction templates, including:

  • Custom JSON Schema: Specify the exact structure and validation rules for extracted data using full JSON Schema support (objects, arrays, enums, validation constraints, and more).
  • Model Selection: Choose the LLM (OpenAI, Anthropic, Google, or custom) for extraction, or provide custom system/user prompts with Liquid templating for advanced scenarios.
  • Context Linking: Link structured outputs to specific workflows or assistants for context-aware extraction.
  • Metadata: Track creation/update timestamps, org linkage, and provide rich descriptions for each structured output.
  1. Assistant Transfer Improvements: You can now include an optional name property to better identify and manage your transfer assistants.