Function createMCPClient

packages/ai-mcp/src/client.ts:231–245

(options: MCPClientOptions)

}

export async function createMCPClient<
  TServer extends ServerDescriptor = AutomaticDescriptor,
>(options: MCPClientOptions): Promise<MCPClient<TServer>> {
  const transport = await resolveTransport(options.transport)
  const impl = new MCPClientImpl<TServer>(
    options.prefix,
    options.name,
    options.version,
    // Only a serializable config is reconnectable; a ready-made Transport
    // instance is single-use, so it is not retained as a descriptor.
    isTransportInstance(options.transport) ? undefined : options.transport,
  )
  await impl.connect(transport)
  return impl
}

/** Test-only: connect directly from a transport instance (skips resolveTransport). */
export async function createMCPClientFromTransport<