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LangChain · Class

ModelCallLimitMiddleware

Limits how many times an agent can call a model. It supports separate limits for a conversation thread and for one agent run.

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Syntax

modelCallLimitMiddleware(middlewareOptions: Partial<__type>): AgentMiddleware

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  • AgentMiddleware
  • ModelCallLimitMiddlewareError
  • createAgent

Source: modelCallLimitMiddleware | langchain | LangChain Reference. Checked 2026-11-03.