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JavaScript@langchain/coremessagesStandardMessageStructure
Interface●Since v1.0

StandardMessageStructure

Standard message structured used to define the most basic message structure that's used throughout the library.

This is also the message structure that's used when a message structure is not provided.

Copy
interface StandardMessageStructure

Bases

MessageStructure

Properties

property
content: __type

Optional mapping of message types to their allowed content blocks. Each message type can specify what content block types it supports (text, images, etc).

property
outputVersion: MessageOutputVersion

Optional output version for the message structure. If not provided, defaults to "v0".

property
properties: __type

Optional mapping of message types to arbitrary property objects. Allows attaching custom metadata or other information to specific message types.

property
tools: MessageToolSet

Optional set of tool definitions that can be used in messages. Each tool is defined with input/output types and can be referenced in tool messages.

Inherited fromMessageStructure

Properties

Pcontent: Partial<__type>
—

Optional mapping of message types to their allowed content blocks.

PoutputVersion: MessageOutputVersion
—

Optional output version for the message structure.

Pproperties: Partial<__type>
—

Optional mapping of message types to arbitrary property objects.

Ptools: TTools
—

Optional set of tool definitions that can be used in messages.

View source on GitHub