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Agent.getLLM()

The .getLLM() method retrieves the language model instance configured for an agent, resolving it if it's a function. This method provides access to the underlying LLM that powers the agent's capabilities.

Usage example
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await agent.getLLM()

Parameters
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options?:

{ requestContext?: RequestContext; model?: MastraLanguageModel | DynamicArgument<MastraLanguageModel> }
= {}
Optional configuration object containing request context and optional model override.
{ requestContext?: RequestContext; model?: MastraLanguageModel | DynamicArgument<MastraLanguageModel> }

requestContext?:

RequestContext
Request Context for dependency injection and contextual information.

model?:

MastraLanguageModel | DynamicArgument<MastraLanguageModel>
Optional model override. If provided, this model will be used used instead of the agent's configured model.

Returns
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llm:

MastraLLMV1 | Promise<MastraLLMV1>
The language model instance configured for the agent, either as a direct instance or a promise that resolves to the LLM.

Extended usage example
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await agent.getLLM({
  requestContext: new RequestContext(),
  model: 'openai/gpt-5.1',
})
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