Class BaseSingleActionAgentAbstract

Abstract base class for single action agents in LangChain. Extends the BaseAgent class and provides additional functionality specific to single action agents.

Hierarchy (view full)

Constructors

constructor

Properties

ToolType

Accessors

allowedTools inputKeys returnValues

Methods

plan prepareForOutput returnStoppedResponse

Constructors

constructor

  • new BaseSingleActionAgent(kwargs?, ..._args): BaseSingleActionAgent

  • Parameters

    • Optional kwargs: SerializedFields
    • Rest ..._args: never[]

    Returns BaseSingleActionAgent

Properties

ToolType

ToolType: StructuredToolInterface<ZodObject<any, any, any, any, {}>>

Accessors

allowedTools

Abstract inputKeys

returnValues

Methods

Abstract plan

  • plan(steps, inputs, callbackManager?, config?): Promise<AgentAction | AgentFinish>

  • Decide what to do, given some input.

    Parameters

    • steps: AgentStep[]

      Steps the LLM has taken so far, along with observations from each.

    • inputs: ChainValues

      User inputs.

    • Optional callbackManager: CallbackManager

      Callback manager.

    • Optional config: RunnableConfig

    Returns Promise<AgentAction | AgentFinish>

    Action specifying what tool to use.

prepareForOutput

  • prepareForOutput(_returnValues, _steps): Promise<Record<string, any>>

  • Prepare the agent for output, if needed

    Parameters

    • _returnValues: Record<string, any>
    • _steps: AgentStep[]

    Returns Promise<Record<string, any>>

returnStoppedResponse

  • returnStoppedResponse(earlyStoppingMethod, _steps, _inputs, _callbackManager?): Promise<AgentFinish>

  • Return response when agent has been stopped due to max iterations

    Parameters

    • earlyStoppingMethod: StoppingMethod
    • _steps: AgentStep[]
    • _inputs: ChainValues
    • Optional _callbackManager: CallbackManager

    Returns Promise<AgentFinish>

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