Class OpenAIAgentTokenBufferMemory

Memory used to save agent output and intermediate steps.

Hierarchy

Constructors

constructor

Properties

aiPrefix chatHistory humanPrefix intermediateStepsKey llm maxTokenLimit memoryKey outputKey returnMessages inputKey?

Accessors

memoryKeys

Methods

clear getMessages loadMemoryVariables saveContext

Constructors

constructor

Properties

aiPrefix

aiPrefix: string = "AI"

chatHistory

chatHistory: BaseChatMessageHistory

humanPrefix

humanPrefix: string = "Human"

intermediateStepsKey

intermediateStepsKey: string = "intermediateSteps"

llm

llm: ChatOpenAI<ChatOpenAICallOptions>

maxTokenLimit

maxTokenLimit: number = 12000

memoryKey

memoryKey: string = "history"

outputKey

outputKey: string = "output"

returnMessages

returnMessages: boolean = true

Optional inputKey

inputKey?: string

Accessors

memoryKeys

  • get memoryKeys(): string[]

  • Returns string[]

Methods

clear

  • Method to clear the chat history.

    Returns Promise<void>

    Promise that resolves when the chat history has been cleared.

getMessages

  • Retrieves the messages from the chat history.

    Returns Promise<BaseMessage[]>

    Promise that resolves with the messages from the chat history.

loadMemoryVariables

  • Loads memory variables from the input values.

    Parameters

    • _values: InputValues

      Input values.

    Returns Promise<MemoryVariables>

    Promise that resolves with the loaded memory variables.

saveContext

  • Saves the context of the chat, including user input, AI output, and intermediate steps. Prunes the chat history if the total token count exceeds the maximum limit.

    Parameters

    • inputValues: InputValues

      Input values.

    • outputValues: OutputValues

      Output values.

    Returns Promise<void>

    Promise that resolves when the context has been saved.

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