Method●Since v1.0

handleChatModelStart

Called at the start of a Chat Model run, with the prompt(s) and the run ID.

handleChatModelStart(
  llm: Serialized,
  messages: BaseMessage<MessageStructure<MessageToolSet>, MessageType>[][],
  runId: string | undefined = undefined,
  _parentRunId: string | undefined = undefined,
  extraParams: Record<string, unknown> | undefined = undefined,
  _tags: string[] | undefined = undefined,
  _metadata: Record<string, unknown> | undefined = undefined,
  runName: string | undefined = undefined
): Promise<CallbackManagerForLLMRun[]>

Parameters

Name	Type	Description
`llm`*	`Serialized`
`messages`*	`BaseMessage<MessageStructure<MessageToolSet>, MessageType>[][]`
`runId`	`string \| undefined`	Default:`undefined`
`_parentRunId`	`string \| undefined`	Default:`undefined`
`extraParams`	`Record<string, unknown> \| undefined`	Default:`undefined`
`_tags`	`string[] \| undefined`	Default:`undefined`
`_metadata`	`Record<string, unknown> \| undefined`	Default:`undefined`
`runName`	`string \| undefined`	Default:`undefined`

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handleChatModelStart

Parameters

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handleChatModelStart

Parameters