Class: AgentExecutor

agents.AgentExecutor

A chain managing an agent using tools.

Hierarchy

• BaseChain

  ↳ AgentExecutor

Constructors

constructor

• new AgentExecutor(input)

Parameters

Name	Type
input	AgentExecutorInput

Overrides

BaseChain.constructor

Defined in

langchain/src/agents/executor.ts:40

Properties

agent

• agent: BaseSingleActionAgent | BaseMultiActionAgent

Defined in

langchain/src/agents/executor.ts:26

---

callbackManager

• callbackManager: CallbackManager

Inherited from

BaseChain.callbackManager

Defined in

langchain/src/chains/base.ts:25

---

earlyStoppingMethod

• earlyStoppingMethod: StoppingMethod = "force"

Defined in

langchain/src/agents/executor.ts:34

---

maxIterations

• Optional maxIterations: number = 15

Defined in

langchain/src/agents/executor.ts:32

---

memory

• Optional memory: BaseMemory

Inherited from

BaseChain.memory

Defined in

langchain/src/chains/base.ts:21

---

returnIntermediateSteps

• returnIntermediateSteps: boolean = false

Defined in

langchain/src/agents/executor.ts:30

---

tools

• tools: Tool[]

Defined in

langchain/src/agents/executor.ts:28

---

verbose

• verbose: boolean

Inherited from

BaseChain.verbose

Defined in

langchain/src/chains/base.ts:23

Accessors

inputKeys

• get inputKeys(): string[]

Returns

string[]

Overrides

BaseChain.inputKeys

Defined in

langchain/src/agents/executor.ts:36

Methods

_call

▸ _call(inputs): Promise<ChainValues>

Run the core logic of this chain and return the output

Parameters

Name	Type
inputs	ChainValues

Returns

Promise<ChainValues>

Overrides

BaseChain._call

Defined in

langchain/src/agents/executor.ts:70

---

_chainType

▸ _chainType(): "agent_executor"

Return the string type key uniquely identifying this class of chain.

Returns

"agent_executor"

Overrides

BaseChain._chainType

Defined in

langchain/src/agents/executor.ts:139

---

apply

▸ apply(inputs): Promise<ChainValues>

Call the chain on all inputs in the list

Parameters

Name	Type
inputs	ChainValues[]

Returns

Promise<ChainValues>

Inherited from

BaseChain.apply

Defined in

langchain/src/chains/base.ts:109

---

call

▸ call(values): Promise<ChainValues>

Run the core logic of this chain and add to output if desired.

Wraps _call and handles memory.

Parameters

Name	Type
values	ChainValues

Returns

Promise<ChainValues>

Inherited from

BaseChain.call

Defined in

langchain/src/chains/base.ts:79

---

run

▸ run(input): Promise<string>

Parameters

Name	Type
input	any

Returns

Promise<string>

Inherited from

BaseChain.run

Defined in

langchain/src/chains/base.ts:55

---

serialize

▸ serialize(): SerializedLLMChain

Return a json-like object representing this chain.

Returns

SerializedLLMChain

Overrides

BaseChain.serialize

Defined in

langchain/src/agents/executor.ts:143

---

deserialize

▸ Static deserialize(data, values?): Promise<BaseChain>

Load a chain from a json-like object describing it.

Parameters

Name	Type
data	SerializedBaseChain
values	LoadValues

Returns

Promise<BaseChain>

Inherited from

BaseChain.deserialize

Defined in

langchain/src/chains/base.ts:116

---

fromAgentAndTools

▸ Static fromAgentAndTools(fields): AgentExecutor

Create from agent and a list of tools.

Parameters

Name	Type
fields	AgentExecutorInput

Returns

AgentExecutor

Defined in

langchain/src/agents/executor.ts:62