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AI Tools · Class

ChatOpenAI

ChatOpenAI is LangChain's class for using OpenAI chat models. With @ai-sdk/langchain, its messages and streams can connect to AI SDK UI components.

Last updated

Syntax

new ChatOpenAI({ model: 'gpt-4.1-mini', temperature: 0 })

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

Subscribe
  • @ai-sdk/langchain
  • @langchain/core
  • @langchain/openai
  • toBaseMessages
  • toUIMessageStream
  • ChatOpenAI
  • LangGraph

Source: LangChain | AI SDK Adapters. Checked 2026-11-03.