Class ToolMessageChunk

Represents a chunk of a tool message, which can be concatenated with other tool message chunks.

Hierarchy (view full)

Constructors

constructor

Properties

additional_kwargs artifact? content id? name? response_metadata status? tool_call_id

Accessors

[toStringTag] text

Methods

concat getType toDict toJSON toJSONNotImplemented

Constructors

constructor

Properties

additional_kwargs

additional_kwargs: {
    function_call?: FunctionCall;
    tool_calls?: OpenAIToolCall[];
    [key: string]: unknown;
}

Additional keyword arguments

Type declaration

  • [key: string]: unknown
  • Optionalfunction_call?: FunctionCall

    Deprecated

    Use "tool_calls" field on AIMessages instead

  • Optionaltool_calls?: OpenAIToolCall[]

    Deprecated

    Use "tool_calls" field on AIMessages instead

Optionalartifact

artifact?: any

Artifact of the Tool execution which is not meant to be sent to the model.

Should only be specified if it is different from the message content, e.g. if only a subset of the full tool output is being passed as message content but the full output is needed in other parts of the code.

content

content: string | (DataContentBlock | MessageContentComplex)[]

The content of the message.

Optionalid

id?: string

An optional unique identifier for the message. This should ideally be provided by the provider/model which created the message.

Optionalname

name?: string

The name of the message sender in a multi-user chat.

response_metadata

response_metadata: Record<string, any>

Response metadata. For example: response headers, logprobs, token counts, model name.

Optionalstatus

status?: "success" | "error"

Status of the tool invocation.

Version

0.2.19

tool_call_id

tool_call_id: string

Accessors

[toStringTag]

text

Methods

concat

getType

toDict

toJSON

toJSONNotImplemented

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