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JavaScript@langchain/mcp-adaptersMCPAdapterlistToolsets

Method●Since v2.0

listToolsets

Copy

listToolsets(
  customTransportOptions: __type
): Promise<Record<string, DynamicStructuredTool<ToolInputSchemaBase, any, any,

View source on GitHub

any

,

unknown

,

string

>

[

]

>

>

Parameters

Name	Type	Description
`customTransportOptions`	`__type`

Discover executable LangChain tools grouped by server name. Opens connections as needed and honors the SDK discovery cache.

When a server fails to connect, the client will throw an error if onConnectionError is "throw", otherwise it will skip the server and continue with the remaining servers.