DATE:
AUTHOR:
The LangChain Team
LangChain

Structured output improvements for multiple models

DATE:
AUTHOR: The LangChain Team

A batch of improvements has been released for structured output integrations:

  1. Added support for Fireworks' dedicated structured output feature

  2. Added support for JSON mode in Deepseek

  3. Added support for schema specification via TypedDict in Google Vertex's dedicated feature

  4. Updated the default method for Ollama to use its dedicated structured output feature

The release covers three common methods for structured output:

  • Dedicated features (e.g., constrained decoding)

  • Tool calls

  • JSON mode

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