@langchain/mcp-adapters/dist/hooks.d.cts.map

LangChain.js adapters for Model Context Protocol (MCP)

{"version":3,"file":"hooks.d.cts","names":["z","Command","ContentBlock","RunnableConfig","ToolMessage","State","Record","toolCallRequestSchema","ZodString","ZodUnknown","ZodTypeAny","ZodObject","ToolCallRequest","output","toolResultSchema","ZodTypeDef","ZodType","Data","DataContentBlock","Multimodal","Standard","ZodUnion","ZodArray","ZodTuple","_langchain_core_messages0","MessageStructure","ToolResult","modifiedToolCallResultSchema","ModifiedToolCallResult","toolCallModificationSchema","ZodRecord","ZodOptional","ToolCallModification","toolHooksSchema","ZodPromise","ZodVoid","ZodFunction","Pick","Promise","ToolHooks","input"],"sources":["../src/hooks.d.ts"],"sourcesContent":["import { z } from \"zod/v3\";\nimport type { Command } from \"@langchain/langgraph\";\nimport type { ContentBlock } from \"@langchain/core/messages\";\nimport type { RunnableConfig } from \"@langchain/core/runnables\";\nimport type { ToolMessage } from \"@langchain/core/messages\";\n/**\n * state messages\n *\n * Note: this may not be defined in cases you don't use LangGraph or a LangGraph implementation like `createAgent`.\n * Also state can be defined arbitrarily by the user.\n */\nexport type State = Record<string, unknown>;\ndeclare const toolCallRequestSchema: z.ZodObject<{\n    serverName: z.ZodString;\n    name: z.ZodString;\n    args: z.ZodUnknown;\n}, \"strip\", z.ZodTypeAny, {\n    serverName: string;\n    name: string;\n    args?: unknown;\n}, {\n    serverName: string;\n    name: string;\n    args?: unknown;\n}>;\nexport type ToolCallRequest = z.output<typeof toolCallRequestSchema>;\n/**\n * Tool result schema that users can return within the `afterToolCall` callback\n */\ndeclare const toolResultSchema: z.ZodUnion<[z.ZodString, z.ZodType<Command<unknown, Record<string, unknown>, string>, z.ZodTypeDef, Command<unknown, Record<string, unknown>, string>>, z.ZodTuple<[z.ZodType<string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], z.ZodTypeDef, string | (ContentBlock | ContentBlock.Data.DataContentBlock)[]>, z.ZodArray<z.ZodUnion<[z.ZodType<{\n    type: \"resource\";\n    resource: {\n        uri: string;\n        mimeType?: string | undefined;\n        _meta?: {\n            [x: string]: unknown;\n        } | undefined;\n        text: string;\n    } | {\n        uri: string;\n        mimeType?: string | undefined;\n        _meta?: {\n            [x: string]: unknown;\n        } | undefined;\n        blob: string;\n    };\n    annotations?: {\n        audience?: (\"assistant\" | \"user\")[] | undefined;\n        priority?: number | undefined;\n        lastModified?: string | undefined;\n    } | undefined;\n    _meta?: {\n        [x: string]: unknown;\n    } | undefined;\n}, z.ZodTypeDef, {\n    type: \"resource\";\n    resource: {\n        uri: string;\n        mimeType?: string | undefined;\n        _meta?: {\n            [x: string]: unknown;\n        } | undefined;\n        text: string;\n    } | {\n        uri: string;\n        mimeType?: string | undefined;\n        _meta?: {\n            [x: string]: unknown;\n        } | undefined;\n        blob: string;\n    };\n    annotations?: {\n        audience?: (\"assistant\" | \"user\")[] | undefined;\n        priority?: number | undefined;\n        lastModified?: string | undefined;\n    } | undefined;\n    _meta?: {\n        [x: string]: unknown;\n    } | undefined;\n}>, z.ZodType<ContentBlock.Multimodal.Standard, z.ZodTypeDef, ContentBlock.Multimodal.Standard>]>, \"many\">], null>, z.ZodType<ToolMessage<import(\"@langchain/core/messages\").MessageStructure>, z.ZodTypeDef, ToolMessage<import(\"@langchain/core/messages\").MessageStructure>>]>;\nexport type ToolResult = z.output<typeof toolResultSchema>;\ndeclare const modifiedToolCallResultSchema: z.ZodObject<{\n    serverName: z.ZodString;\n    name: z.ZodString;\n    args: z.ZodUnknown;\n    result: z.ZodUnion<[z.ZodString, z.ZodType<Command<unknown, Record<string, unknown>, string>, z.ZodTypeDef, Command<unknown, Record<string, unknown>, string>>, z.ZodTuple<[z.ZodType<string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], z.ZodTypeDef, string | (ContentBlock | ContentBlock.Data.DataContentBlock)[]>, z.ZodArray<z.ZodUnion<[z.ZodType<{\n        type: \"resource\";\n        resource: {\n            uri: string;\n            mimeType?: string | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n            text: string;\n        } | {\n            uri: string;\n            mimeType?: string | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n            blob: string;\n        };\n        annotations?: {\n            audience?: (\"assistant\" | \"user\")[] | undefined;\n            priority?: number | undefined;\n            lastModified?: string | undefined;\n        } | undefined;\n        _meta?: {\n            [x: string]: unknown;\n        } | undefined;\n    }, z.ZodTypeDef, {\n        type: \"resource\";\n        resource: {\n            uri: string;\n            mimeType?: string | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n            text: string;\n        } | {\n            uri: string;\n            mimeType?: string | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n            blob: string;\n        };\n        annotations?: {\n            audience?: (\"assistant\" | \"user\")[] | undefined;\n            priority?: number | undefined;\n            lastModified?: string | undefined;\n        } | undefined;\n        _meta?: {\n            [x: string]: unknown;\n        } | undefined;\n    }>, z.ZodType<ContentBlock.Multimodal.Standard, z.ZodTypeDef, ContentBlock.Multimodal.Standard>]>, \"many\">], null>, z.ZodType<ToolMessage<import(\"@langchain/core/messages\").MessageStructure>, z.ZodTypeDef, ToolMessage<import(\"@langchain/core/messages\").MessageStructure>>]>;\n}, \"strip\", z.ZodTypeAny, {\n    serverName: string;\n    name: string;\n    args?: unknown;\n    result: string | Command<unknown, Record<string, unknown>, string> | ToolMessage<import(\"@langchain/core/messages\").MessageStructure> | [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n        type: \"resource\";\n        resource: {\n            uri: string;\n            mimeType?: string | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n            text: string;\n        } | {\n            uri: string;\n            mimeType?: string | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n            blob: string;\n        };\n        annotations?: {\n            audience?: (\"assistant\" | \"user\")[] | undefined;\n            priority?: number | undefined;\n            lastModified?: string | undefined;\n        } | undefined;\n        _meta?: {\n            [x: string]: unknown;\n        } | undefined;\n    } | ContentBlock.Multimodal.Standard)[]];\n}, {\n    serverName: string;\n    name: string;\n    args?: unknown;\n    result: string | Command<unknown, Record<string, unknown>, string> | ToolMessage<import(\"@langchain/core/messages\").MessageStructure> | [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n        type: \"resource\";\n        resource: {\n            uri: string;\n            mimeType?: string | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n            text: string;\n        } | {\n            uri: string;\n            mimeType?: string | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n            blob: string;\n        };\n        annotations?: {\n            audience?: (\"assistant\" | \"user\")[] | undefined;\n            priority?: number | undefined;\n            lastModified?: string | undefined;\n        } | undefined;\n        _meta?: {\n            [x: string]: unknown;\n        } | undefined;\n    } | ContentBlock.Multimodal.Standard)[]];\n}>;\nexport type ModifiedToolCallResult = z.output<typeof modifiedToolCallResultSchema>;\ndeclare const toolCallModificationSchema: z.ZodObject<{\n    headers: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodString>>;\n    args: z.ZodOptional<z.ZodUnknown>;\n}, \"strip\", z.ZodTypeAny, {\n    headers?: Record<string, string> | undefined;\n    args?: unknown;\n}, {\n    headers?: Record<string, string> | undefined;\n    args?: unknown;\n}>;\nexport type ToolCallModification = z.output<typeof toolCallModificationSchema>;\nexport declare const toolHooksSchema: z.ZodObject<{\n    /**\n     * Called before a tool call is made.\n     * Allows you to modify the tool call arguments or return a different tool call.\n     *\n     * @param toolCallRequest - The tool call request\n     * @param toolCallRequest.name - The tool name\n     * @param toolCallRequest.args - The tool call arguments\n     * @param toolCallRequest.serverName - The server name\n     * @param config - The runnable config\n     * @returns The tool call modification\n     *\n     * @example\n     * ```ts\n     * const interceptor = {\n     *   beforeToolCall: (toolCallRequest, state, runtime) => {\n     *     return {\n     *       args: {\n     *         ...toolCallRequest.args,\n     *         custom: \"Custom Value\"\n     *       },\n     *       header: { \"X-Custom-Header\": \"Custom Value\" }\n     *     };\n     *   },\n     * };\n     * ```\n     */\n    beforeToolCall: z.ZodOptional<z.ZodFunction<z.ZodTuple<[z.ZodObject<{\n        serverName: z.ZodString;\n        name: z.ZodString;\n        args: z.ZodUnknown;\n    }, \"strip\", z.ZodTypeAny, {\n        serverName: string;\n        name: string;\n        args?: unknown;\n    }, {\n        serverName: string;\n        name: string;\n        args?: unknown;\n    }>, z.ZodType<State, z.ZodTypeDef, State>, z.ZodType<RunnableConfig<Record<string, any>>, z.ZodTypeDef, RunnableConfig<Record<string, any>>>], z.ZodUnknown>, z.ZodUnion<[z.ZodPromise<z.ZodObject<{\n        headers: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodString>>;\n        args: z.ZodOptional<z.ZodUnknown>;\n    }, \"strip\", z.ZodTypeAny, {\n        headers?: Record<string, string> | undefined;\n        args?: unknown;\n    }, {\n        headers?: Record<string, string> | undefined;\n        args?: unknown;\n    }>>, z.ZodObject<{\n        headers: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodString>>;\n        args: z.ZodOptional<z.ZodUnknown>;\n    }, \"strip\", z.ZodTypeAny, {\n        headers?: Record<string, string> | undefined;\n        args?: unknown;\n    }, {\n        headers?: Record<string, string> | undefined;\n        args?: unknown;\n    }>, z.ZodVoid, z.ZodPromise<z.ZodVoid>]>>>;\n    /**\n     * Called after a tool call is made.\n     * Allows you to modify the tool call result or return a different tool call result.\n     *\n     * @param toolCallResult - The tool call result\n     * @param toolCallResult.args - The tool call arguments\n     * @param toolCallResult.serverName - The server name\n     * @param toolCallResult.name - The tool name\n     * @param toolCallResult.result - The tool call result\n     * @param config - The runnable config\n     * @returns The tool call modification\n     * @example\n     * ```ts\n     * const interceptor = {\n     *   afterToolCall: (toolCallResult, state, runtime) => {\n     *     if (toolCallResult.name === \"calculator\") {\n     *       return [\"Custom Value\", []];\n     *     }\n     *     return toolCallResult.result;\n     *   },\n     * };\n     * ```\n     */\n    afterToolCall: z.ZodOptional<z.ZodFunction<z.ZodTuple<[z.ZodObject<{\n        serverName: z.ZodString;\n        name: z.ZodString;\n        args: z.ZodUnknown;\n        result: z.ZodTuple<[z.ZodType<string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], z.ZodTypeDef, string | (ContentBlock | ContentBlock.Data.DataContentBlock)[]>, z.ZodArray<z.ZodUnion<[z.ZodType<{\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        }, z.ZodTypeDef, {\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        }>, z.ZodType<ContentBlock.Multimodal.Standard, z.ZodTypeDef, ContentBlock.Multimodal.Standard>]>, \"many\">], null>;\n    }, \"strip\", z.ZodTypeAny, {\n        serverName: string;\n        name: string;\n        args?: unknown;\n        result: [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        } | ContentBlock.Multimodal.Standard)[]];\n    }, {\n        serverName: string;\n        name: string;\n        args?: unknown;\n        result: [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        } | ContentBlock.Multimodal.Standard)[]];\n    }>, z.ZodType<State, z.ZodTypeDef, State>, z.ZodType<RunnableConfig<Record<string, any>>, z.ZodTypeDef, RunnableConfig<Record<string, any>>>], z.ZodUnknown>, z.ZodUnion<[z.ZodPromise<z.ZodObject<Pick<{\n        serverName: z.ZodString;\n        name: z.ZodString;\n        args: z.ZodUnknown;\n        result: z.ZodUnion<[z.ZodString, z.ZodType<Command<unknown, Record<string, unknown>, string>, z.ZodTypeDef, Command<unknown, Record<string, unknown>, string>>, z.ZodTuple<[z.ZodType<string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], z.ZodTypeDef, string | (ContentBlock | ContentBlock.Data.DataContentBlock)[]>, z.ZodArray<z.ZodUnion<[z.ZodType<{\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        }, z.ZodTypeDef, {\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        }>, z.ZodType<ContentBlock.Multimodal.Standard, z.ZodTypeDef, ContentBlock.Multimodal.Standard>]>, \"many\">], null>, z.ZodType<ToolMessage<import(\"@langchain/core/messages\").MessageStructure>, z.ZodTypeDef, ToolMessage<import(\"@langchain/core/messages\").MessageStructure>>]>;\n    }, \"result\">, \"strip\", z.ZodTypeAny, {\n        result: string | Command<unknown, Record<string, unknown>, string> | ToolMessage<import(\"@langchain/core/messages\").MessageStructure> | [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        } | ContentBlock.Multimodal.Standard)[]];\n    }, {\n        result: string | Command<unknown, Record<string, unknown>, string> | ToolMessage<import(\"@langchain/core/messages\").MessageStructure> | [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        } | ContentBlock.Multimodal.Standard)[]];\n    }>>, z.ZodObject<Pick<{\n        serverName: z.ZodString;\n        name: z.ZodString;\n        args: z.ZodUnknown;\n        result: z.ZodUnion<[z.ZodString, z.ZodType<Command<unknown, Record<string, unknown>, string>, z.ZodTypeDef, Command<unknown, Record<string, unknown>, string>>, z.ZodTuple<[z.ZodType<string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], z.ZodTypeDef, string | (ContentBlock | ContentBlock.Data.DataContentBlock)[]>, z.ZodArray<z.ZodUnion<[z.ZodType<{\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        }, z.ZodTypeDef, {\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        }>, z.ZodType<ContentBlock.Multimodal.Standard, z.ZodTypeDef, ContentBlock.Multimodal.Standard>]>, \"many\">], null>, z.ZodType<ToolMessage<import(\"@langchain/core/messages\").MessageStructure>, z.ZodTypeDef, ToolMessage<import(\"@langchain/core/messages\").MessageStructure>>]>;\n    }, \"result\">, \"strip\", z.ZodTypeAny, {\n        result: string | Command<unknown, Record<string, unknown>, string> | ToolMessage<import(\"@langchain/core/messages\").MessageStructure> | [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        } | ContentBlock.Multimodal.Standard)[]];\n    }, {\n        result: string | Command<unknown, Record<string, unknown>, string> | ToolMessage<import(\"@langchain/core/messages\").MessageStructure> | [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        } | ContentBlock.Multimodal.Standard)[]];\n    }>, z.ZodVoid, z.ZodPromise<z.ZodVoid>]>>>;\n}, \"strip\", z.ZodTypeAny, {\n    beforeToolCall?: ((args_0: {\n        serverName: string;\n        name: string;\n        args?: unknown;\n    }, args_1: State, args_2: RunnableConfig<Record<string, any>>, ...args: unknown[]) => void | Promise<void> | Promise<{\n        headers?: Record<string, string> | undefined;\n        args?: unknown;\n    }> | {\n        headers?: Record<string, string> | undefined;\n        args?: unknown;\n    }) | undefined;\n    afterToolCall?: ((args_0: {\n        serverName: string;\n        name: string;\n        args?: unknown;\n        result: [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        } | ContentBlock.Multimodal.Standard)[]];\n    }, args_1: State, args_2: RunnableConfig<Record<string, any>>, ...args: unknown[]) => void | Promise<void> | Promise<{\n        result: string | Command<unknown, Record<string, unknown>, string> | ToolMessage<import(\"@langchain/core/messages\").MessageStructure> | [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        } | ContentBlock.Multimodal.Standard)[]];\n    }> | {\n        result: string | Command<unknown, Record<string, unknown>, string> | ToolMessage<import(\"@langchain/core/messages\").MessageStructure> | [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n            annotations?: {\n                audience?: (\"assistant\" | \"user\")[] | undefined;\n                priority?: number | undefined;\n                lastModified?: string | undefined;\n            } | undefined;\n            _meta?: {\n                [x: string]: unknown;\n            } | undefined;\n        } | ContentBlock.Multimodal.Standard)[]];\n    }) | undefined;\n}, {\n    beforeToolCall?: ((args_0: {\n        serverName: string;\n        name: string;\n        args?: unknown;\n    }, args_1: State, args_2: RunnableConfig<Record<string, any>>, ...args: unknown[]) => void | Promise<void> | Promise<{\n        headers?: Record<string, string> | undefined;\n        args?: unknown;\n    }> | {\n        headers?: Record<string, string> | undefined;\n        args?: unknown;\n    }) | undefined;\n    afterToolCall?: ((args_0: {\n        serverName: string;\n        name: string;\n        args?: unknown;\n        result: [string | (ContentBlock | ContentBlock.Data.DataContentBlock)[], ({\n            type: \"resource\";\n            resource: {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                text: string;\n            } | {\n                uri: string;\n                mimeType?: string | undefined;\n                _meta?: {\n                    [x: string]: unknown;\n                } | undefined;\n                blob: string;\n            };\n    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