@modelcontextprotocol/sdk
Version:
Model Context Protocol implementation for TypeScript
1,123 lines (1,122 loc) • 359 kB
TypeScript
import * as z from 'zod/v4';
import { AuthInfo } from './server/auth/types.js';
export declare const LATEST_PROTOCOL_VERSION = "2025-11-25";
export declare const DEFAULT_NEGOTIATED_PROTOCOL_VERSION = "2025-03-26";
export declare const SUPPORTED_PROTOCOL_VERSIONS: string[];
export declare const RELATED_TASK_META_KEY = "io.modelcontextprotocol/related-task";
export declare const JSONRPC_VERSION = "2.0";
/**
* Utility types
*/
type ExpandRecursively<T> = T extends object ? (T extends infer O ? {
[K in keyof O]: ExpandRecursively<O[K]>;
} : never) : T;
/**
* A progress token, used to associate progress notifications with the original request.
*/
export declare const ProgressTokenSchema: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
/**
* An opaque token used to represent a cursor for pagination.
*/
export declare const CursorSchema: z.ZodString;
/**
* Task creation parameters, used to ask that the server create a task to represent a request.
*/
export declare const TaskCreationParamsSchema: z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>;
/**
* Task association metadata, used to signal which task a message originated from.
*/
export declare const RelatedTaskMetadataSchema: z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>;
declare const RequestMetaSchema: z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>;
/**
* Common params for any request.
*/
declare const BaseRequestParamsSchema: z.ZodObject<{
/**
* If specified, the caller is requesting that the receiver create a task to represent the request.
* Task creation parameters are now at the top level instead of in _meta.
*/
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
/**
* See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>;
export declare const RequestSchema: z.ZodObject<{
method: z.ZodString;
params: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting that the receiver create a task to represent the request.
* Task creation parameters are now at the top level instead of in _meta.
*/
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
/**
* See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$strip>;
declare const NotificationsParamsSchema: z.ZodObject<{
/**
* See [MCP specification](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/47339c03c143bb4ec01a26e721a1b8fe66634ebe/docs/specification/draft/basic/index.mdx#general-fields)
* for notes on _meta usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>;
export declare const NotificationSchema: z.ZodObject<{
method: z.ZodString;
params: z.ZodOptional<z.ZodObject<{
/**
* See [MCP specification](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/47339c03c143bb4ec01a26e721a1b8fe66634ebe/docs/specification/draft/basic/index.mdx#general-fields)
* for notes on _meta usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$strip>;
export declare const ResultSchema: z.ZodObject<{
/**
* See [MCP specification](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/47339c03c143bb4ec01a26e721a1b8fe66634ebe/docs/specification/draft/basic/index.mdx#general-fields)
* for notes on _meta usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, this result is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>;
/**
* A uniquely identifying ID for a request in JSON-RPC.
*/
export declare const RequestIdSchema: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
/**
* A request that expects a response.
*/
export declare const JSONRPCRequestSchema: z.ZodObject<{
method: z.ZodString;
params: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting that the receiver create a task to represent the request.
* Task creation parameters are now at the top level instead of in _meta.
*/
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
/**
* See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
jsonrpc: z.ZodLiteral<"2.0">;
id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
}, z.core.$strict>;
export declare const isJSONRPCRequest: (value: unknown) => value is JSONRPCRequest;
/**
* A notification which does not expect a response.
*/
export declare const JSONRPCNotificationSchema: z.ZodObject<{
method: z.ZodString;
params: z.ZodOptional<z.ZodObject<{
/**
* See [MCP specification](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/47339c03c143bb4ec01a26e721a1b8fe66634ebe/docs/specification/draft/basic/index.mdx#general-fields)
* for notes on _meta usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
jsonrpc: z.ZodLiteral<"2.0">;
}, z.core.$strict>;
export declare const isJSONRPCNotification: (value: unknown) => value is JSONRPCNotification;
/**
* A successful (non-error) response to a request.
*/
export declare const JSONRPCResponseSchema: z.ZodObject<{
jsonrpc: z.ZodLiteral<"2.0">;
id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
result: z.ZodObject<{
/**
* See [MCP specification](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/47339c03c143bb4ec01a26e721a1b8fe66634ebe/docs/specification/draft/basic/index.mdx#general-fields)
* for notes on _meta usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, this result is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>;
}, z.core.$strict>;
export declare const isJSONRPCResponse: (value: unknown) => value is JSONRPCResponse;
/**
* Error codes defined by the JSON-RPC specification.
*/
export declare enum ErrorCode {
ConnectionClosed = -32000,
RequestTimeout = -32001,
ParseError = -32700,
InvalidRequest = -32600,
MethodNotFound = -32601,
InvalidParams = -32602,
InternalError = -32603,
UrlElicitationRequired = -32042
}
/**
* A response to a request that indicates an error occurred.
*/
export declare const JSONRPCErrorSchema: z.ZodObject<{
jsonrpc: z.ZodLiteral<"2.0">;
id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
error: z.ZodObject<{
code: z.ZodNumber;
message: z.ZodString;
data: z.ZodOptional<z.ZodUnknown>;
}, z.core.$strip>;
}, z.core.$strict>;
export declare const isJSONRPCError: (value: unknown) => value is JSONRPCError;
export declare const JSONRPCMessageSchema: z.ZodUnion<readonly [z.ZodObject<{
method: z.ZodString;
params: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting that the receiver create a task to represent the request.
* Task creation parameters are now at the top level instead of in _meta.
*/
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
/**
* See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
jsonrpc: z.ZodLiteral<"2.0">;
id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
}, z.core.$strict>, z.ZodObject<{
method: z.ZodString;
params: z.ZodOptional<z.ZodObject<{
/**
* See [MCP specification](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/47339c03c143bb4ec01a26e721a1b8fe66634ebe/docs/specification/draft/basic/index.mdx#general-fields)
* for notes on _meta usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
jsonrpc: z.ZodLiteral<"2.0">;
}, z.core.$strict>, z.ZodObject<{
jsonrpc: z.ZodLiteral<"2.0">;
id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
result: z.ZodObject<{
/**
* See [MCP specification](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/47339c03c143bb4ec01a26e721a1b8fe66634ebe/docs/specification/draft/basic/index.mdx#general-fields)
* for notes on _meta usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, this result is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>;
}, z.core.$strict>, z.ZodObject<{
jsonrpc: z.ZodLiteral<"2.0">;
id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
error: z.ZodObject<{
code: z.ZodNumber;
message: z.ZodString;
data: z.ZodOptional<z.ZodUnknown>;
}, z.core.$strip>;
}, z.core.$strict>]>;
/**
* A response that indicates success but carries no data.
*/
export declare const EmptyResultSchema: z.ZodObject<{
/**
* See [MCP specification](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/47339c03c143bb4ec01a26e721a1b8fe66634ebe/docs/specification/draft/basic/index.mdx#general-fields)
* for notes on _meta usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, this result is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$strict>;
export declare const CancelledNotificationParamsSchema: z.ZodObject<{
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
requestId: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
reason: z.ZodOptional<z.ZodString>;
}, z.core.$loose>;
/**
* This notification can be sent by either side to indicate that it is cancelling a previously-issued request.
*
* The request SHOULD still be in-flight, but due to communication latency, it is always possible that this notification MAY arrive after the request has already finished.
*
* This notification indicates that the result will be unused, so any associated processing SHOULD cease.
*
* A client MUST NOT attempt to cancel its `initialize` request.
*/
export declare const CancelledNotificationSchema: z.ZodObject<{
method: z.ZodLiteral<"notifications/cancelled">;
params: z.ZodObject<{
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
requestId: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
reason: z.ZodOptional<z.ZodString>;
}, z.core.$loose>;
}, z.core.$strip>;
/**
* Icon schema for use in tools, prompts, resources, and implementations.
*/
export declare const IconSchema: z.ZodObject<{
src: z.ZodString;
mimeType: z.ZodOptional<z.ZodString>;
sizes: z.ZodOptional<z.ZodArray<z.ZodString>>;
}, z.core.$strip>;
/**
* Base schema to add `icons` property.
*
*/
export declare const IconsSchema: z.ZodObject<{
icons: z.ZodOptional<z.ZodArray<z.ZodObject<{
src: z.ZodString;
mimeType: z.ZodOptional<z.ZodString>;
sizes: z.ZodOptional<z.ZodArray<z.ZodString>>;
}, z.core.$strip>>>;
}, z.core.$strip>;
/**
* Base metadata interface for common properties across resources, tools, prompts, and implementations.
*/
export declare const BaseMetadataSchema: z.ZodObject<{
name: z.ZodString;
title: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
/**
* Describes the name and version of an MCP implementation.
*/
export declare const ImplementationSchema: z.ZodObject<{
version: z.ZodString;
websiteUrl: z.ZodOptional<z.ZodString>;
icons: z.ZodOptional<z.ZodArray<z.ZodObject<{
src: z.ZodString;
mimeType: z.ZodOptional<z.ZodString>;
sizes: z.ZodOptional<z.ZodArray<z.ZodString>>;
}, z.core.$strip>>>;
name: z.ZodString;
title: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
/**
* Task capabilities for clients, indicating which request types support task creation.
*/
export declare const ClientTasksCapabilitySchema: z.ZodObject<{
list: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
cancel: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
requests: z.ZodOptional<z.ZodObject<{
sampling: z.ZodOptional<z.ZodObject<{
createMessage: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
elicitation: z.ZodOptional<z.ZodObject<{
create: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>;
/**
* Task capabilities for servers, indicating which request types support task creation.
*/
export declare const ServerTasksCapabilitySchema: z.ZodObject<{
list: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
cancel: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
requests: z.ZodOptional<z.ZodObject<{
tools: z.ZodOptional<z.ZodObject<{
call: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>;
/**
* Capabilities a client may support. Known capabilities are defined here, in this schema, but this is not a closed set: any client can define its own, additional capabilities.
*/
export declare const ClientCapabilitiesSchema: z.ZodObject<{
experimental: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodCustom<object, object>>>;
sampling: z.ZodOptional<z.ZodObject<{
context: z.ZodOptional<z.ZodCustom<object, object>>;
tools: z.ZodOptional<z.ZodCustom<object, object>>;
}, z.core.$strip>>;
elicitation: z.ZodOptional<z.ZodPipe<z.ZodTransform<unknown, unknown>, z.ZodIntersection<z.ZodObject<{
form: z.ZodOptional<z.ZodIntersection<z.ZodObject<{
applyDefaults: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>, z.ZodRecord<z.ZodString, z.ZodUnknown>>>;
url: z.ZodOptional<z.ZodCustom<object, object>>;
}, z.core.$strip>, z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>>>>;
roots: z.ZodOptional<z.ZodObject<{
listChanged: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>>;
tasks: z.ZodOptional<z.ZodObject<{
list: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
cancel: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
requests: z.ZodOptional<z.ZodObject<{
sampling: z.ZodOptional<z.ZodObject<{
createMessage: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
elicitation: z.ZodOptional<z.ZodObject<{
create: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$strip>;
export declare const InitializeRequestParamsSchema: z.ZodObject<{
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
protocolVersion: z.ZodString;
capabilities: z.ZodObject<{
experimental: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodCustom<object, object>>>;
sampling: z.ZodOptional<z.ZodObject<{
context: z.ZodOptional<z.ZodCustom<object, object>>;
tools: z.ZodOptional<z.ZodCustom<object, object>>;
}, z.core.$strip>>;
elicitation: z.ZodOptional<z.ZodPipe<z.ZodTransform<unknown, unknown>, z.ZodIntersection<z.ZodObject<{
form: z.ZodOptional<z.ZodIntersection<z.ZodObject<{
applyDefaults: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>, z.ZodRecord<z.ZodString, z.ZodUnknown>>>;
url: z.ZodOptional<z.ZodCustom<object, object>>;
}, z.core.$strip>, z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>>>>;
roots: z.ZodOptional<z.ZodObject<{
listChanged: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>>;
tasks: z.ZodOptional<z.ZodObject<{
list: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
cancel: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
requests: z.ZodOptional<z.ZodObject<{
sampling: z.ZodOptional<z.ZodObject<{
createMessage: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
elicitation: z.ZodOptional<z.ZodObject<{
create: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$strip>;
clientInfo: z.ZodObject<{
version: z.ZodString;
websiteUrl: z.ZodOptional<z.ZodString>;
icons: z.ZodOptional<z.ZodArray<z.ZodObject<{
src: z.ZodString;
mimeType: z.ZodOptional<z.ZodString>;
sizes: z.ZodOptional<z.ZodArray<z.ZodString>>;
}, z.core.$strip>>>;
name: z.ZodString;
title: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
}, z.core.$loose>;
/**
* This request is sent from the client to the server when it first connects, asking it to begin initialization.
*/
export declare const InitializeRequestSchema: z.ZodObject<{
method: z.ZodLiteral<"initialize">;
params: z.ZodObject<{
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
protocolVersion: z.ZodString;
capabilities: z.ZodObject<{
experimental: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodCustom<object, object>>>;
sampling: z.ZodOptional<z.ZodObject<{
context: z.ZodOptional<z.ZodCustom<object, object>>;
tools: z.ZodOptional<z.ZodCustom<object, object>>;
}, z.core.$strip>>;
elicitation: z.ZodOptional<z.ZodPipe<z.ZodTransform<unknown, unknown>, z.ZodIntersection<z.ZodObject<{
form: z.ZodOptional<z.ZodIntersection<z.ZodObject<{
applyDefaults: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>, z.ZodRecord<z.ZodString, z.ZodUnknown>>>;
url: z.ZodOptional<z.ZodCustom<object, object>>;
}, z.core.$strip>, z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>>>>;
roots: z.ZodOptional<z.ZodObject<{
listChanged: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>>;
tasks: z.ZodOptional<z.ZodObject<{
list: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
cancel: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
requests: z.ZodOptional<z.ZodObject<{
sampling: z.ZodOptional<z.ZodObject<{
createMessage: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
elicitation: z.ZodOptional<z.ZodObject<{
create: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$strip>;
clientInfo: z.ZodObject<{
version: z.ZodString;
websiteUrl: z.ZodOptional<z.ZodString>;
icons: z.ZodOptional<z.ZodArray<z.ZodObject<{
src: z.ZodString;
mimeType: z.ZodOptional<z.ZodString>;
sizes: z.ZodOptional<z.ZodArray<z.ZodString>>;
}, z.core.$strip>>>;
name: z.ZodString;
title: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
}, z.core.$loose>;
}, z.core.$strip>;
export declare const isInitializeRequest: (value: unknown) => value is InitializeRequest;
/**
* Capabilities that a server may support. Known capabilities are defined here, in this schema, but this is not a closed set: any server can define its own, additional capabilities.
*/
export declare const ServerCapabilitiesSchema: z.ZodObject<{
experimental: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodCustom<object, object>>>;
logging: z.ZodOptional<z.ZodCustom<object, object>>;
completions: z.ZodOptional<z.ZodCustom<object, object>>;
prompts: z.ZodOptional<z.ZodObject<{
listChanged: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>>;
resources: z.ZodOptional<z.ZodObject<{
subscribe: z.ZodOptional<z.ZodBoolean>;
listChanged: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>>;
tools: z.ZodOptional<z.ZodObject<{
listChanged: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>>;
tasks: z.ZodOptional<z.ZodObject<{
list: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
cancel: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
requests: z.ZodOptional<z.ZodObject<{
tools: z.ZodOptional<z.ZodObject<{
call: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>;
/**
* After receiving an initialize request from the client, the server sends this response.
*/
export declare const InitializeResultSchema: z.ZodObject<{
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, this result is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
protocolVersion: z.ZodString;
capabilities: z.ZodObject<{
experimental: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodCustom<object, object>>>;
logging: z.ZodOptional<z.ZodCustom<object, object>>;
completions: z.ZodOptional<z.ZodCustom<object, object>>;
prompts: z.ZodOptional<z.ZodObject<{
listChanged: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>>;
resources: z.ZodOptional<z.ZodObject<{
subscribe: z.ZodOptional<z.ZodBoolean>;
listChanged: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>>;
tools: z.ZodOptional<z.ZodObject<{
listChanged: z.ZodOptional<z.ZodBoolean>;
}, z.core.$strip>>;
tasks: z.ZodOptional<z.ZodObject<{
list: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
cancel: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
requests: z.ZodOptional<z.ZodObject<{
tools: z.ZodOptional<z.ZodObject<{
call: z.ZodOptional<z.ZodObject<{}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>;
serverInfo: z.ZodObject<{
version: z.ZodString;
websiteUrl: z.ZodOptional<z.ZodString>;
icons: z.ZodOptional<z.ZodArray<z.ZodObject<{
src: z.ZodString;
mimeType: z.ZodOptional<z.ZodString>;
sizes: z.ZodOptional<z.ZodArray<z.ZodString>>;
}, z.core.$strip>>>;
name: z.ZodString;
title: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
instructions: z.ZodOptional<z.ZodString>;
}, z.core.$loose>;
/**
* This notification is sent from the client to the server after initialization has finished.
*/
export declare const InitializedNotificationSchema: z.ZodObject<{
params: z.ZodOptional<z.ZodObject<{
/**
* See [MCP specification](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/47339c03c143bb4ec01a26e721a1b8fe66634ebe/docs/specification/draft/basic/index.mdx#general-fields)
* for notes on _meta usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
method: z.ZodLiteral<"notifications/initialized">;
}, z.core.$strip>;
export declare const isInitializedNotification: (value: unknown) => value is InitializedNotification;
/**
* A ping, issued by either the server or the client, to check that the other party is still alive. The receiver must promptly respond, or else may be disconnected.
*/
export declare const PingRequestSchema: z.ZodObject<{
params: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting that the receiver create a task to represent the request.
* Task creation parameters are now at the top level instead of in _meta.
*/
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
/**
* See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
*/
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$loose>>;
method: z.ZodLiteral<"ping">;
}, z.core.$strip>;
export declare const ProgressSchema: z.ZodObject<{
progress: z.ZodNumber;
total: z.ZodOptional<z.ZodNumber>;
message: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export declare const ProgressNotificationParamsSchema: z.ZodObject<{
progressToken: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
progress: z.ZodNumber;
total: z.ZodOptional<z.ZodNumber>;
message: z.ZodOptional<z.ZodString>;
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$strip>;
/**
* An out-of-band notification used to inform the receiver of a progress update for a long-running request.
*
* @category notifications/progress
*/
export declare const ProgressNotificationSchema: z.ZodObject<{
method: z.ZodLiteral<"notifications/progress">;
params: z.ZodObject<{
progressToken: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
progress: z.ZodNumber;
total: z.ZodOptional<z.ZodNumber>;
message: z.ZodOptional<z.ZodString>;
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
}, z.core.$strip>;
}, z.core.$strip>;
export declare const PaginatedRequestParamsSchema: z.ZodObject<{
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
cursor: z.ZodOptional<z.ZodString>;
}, z.core.$loose>;
export declare const PaginatedRequestSchema: z.ZodObject<{
method: z.ZodString;
params: z.ZodOptional<z.ZodObject<{
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
cursor: z.ZodOptional<z.ZodString>;
}, z.core.$loose>>;
}, z.core.$strip>;
export declare const PaginatedResultSchema: z.ZodObject<{
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, this result is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
nextCursor: z.ZodOptional<z.ZodString>;
}, z.core.$loose>;
/**
* A pollable state object associated with a request.
*/
export declare const TaskSchema: z.ZodObject<{
taskId: z.ZodString;
status: z.ZodEnum<{
working: "working";
input_required: "input_required";
completed: "completed";
failed: "failed";
cancelled: "cancelled";
}>;
ttl: z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>;
createdAt: z.ZodString;
lastUpdatedAt: z.ZodString;
pollInterval: z.ZodOptional<z.ZodNumber>;
statusMessage: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
/**
* Result returned when a task is created, containing the task data wrapped in a task field.
*/
export declare const CreateTaskResultSchema: z.ZodObject<{
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, this result is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
task: z.ZodObject<{
taskId: z.ZodString;
status: z.ZodEnum<{
working: "working";
input_required: "input_required";
completed: "completed";
failed: "failed";
cancelled: "cancelled";
}>;
ttl: z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>;
createdAt: z.ZodString;
lastUpdatedAt: z.ZodString;
pollInterval: z.ZodOptional<z.ZodNumber>;
statusMessage: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
}, z.core.$loose>;
/**
* Parameters for task status notification.
*/
export declare const TaskStatusNotificationParamsSchema: z.ZodObject<{
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
taskId: z.ZodString;
status: z.ZodEnum<{
working: "working";
input_required: "input_required";
completed: "completed";
failed: "failed";
cancelled: "cancelled";
}>;
ttl: z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>;
createdAt: z.ZodString;
lastUpdatedAt: z.ZodString;
pollInterval: z.ZodOptional<z.ZodNumber>;
statusMessage: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
/**
* A notification sent when a task's status changes.
*/
export declare const TaskStatusNotificationSchema: z.ZodObject<{
method: z.ZodLiteral<"notifications/tasks/status">;
params: z.ZodObject<{
_meta: z.ZodOptional<z.ZodObject<{
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
taskId: z.ZodString;
status: z.ZodEnum<{
working: "working";
input_required: "input_required";
completed: "completed";
failed: "failed";
cancelled: "cancelled";
}>;
ttl: z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>;
createdAt: z.ZodString;
lastUpdatedAt: z.ZodString;
pollInterval: z.ZodOptional<z.ZodNumber>;
statusMessage: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
}, z.core.$strip>;
/**
* A request to get the state of a specific task.
*/
export declare const GetTaskRequestSchema: z.ZodObject<{
method: z.ZodLiteral<"tasks/get">;
params: z.ZodObject<{
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
taskId: z.ZodString;
}, z.core.$loose>;
}, z.core.$strip>;
/**
* The response to a tasks/get request.
*/
export declare const GetTaskResultSchema: z.ZodObject<{
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, this result is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
taskId: z.ZodString;
status: z.ZodEnum<{
working: "working";
input_required: "input_required";
completed: "completed";
failed: "failed";
cancelled: "cancelled";
}>;
ttl: z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>;
createdAt: z.ZodString;
lastUpdatedAt: z.ZodString;
pollInterval: z.ZodOptional<z.ZodNumber>;
statusMessage: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
/**
* A request to get the result of a specific task.
*/
export declare const GetTaskPayloadRequestSchema: z.ZodObject<{
method: z.ZodLiteral<"tasks/result">;
params: z.ZodObject<{
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
taskId: z.ZodString;
}, z.core.$loose>;
}, z.core.$strip>;
/**
* A request to list tasks.
*/
export declare const ListTasksRequestSchema: z.ZodObject<{
params: z.ZodOptional<z.ZodObject<{
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.
*/
ttl: z.ZodOptional<z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>>;
/**
* Time in milliseconds to wait between task status requests.
*/
pollInterval: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>>;
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.
*/
progressToken: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>>;
/**
* If specified, this request is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
cursor: z.ZodOptional<z.ZodString>;
}, z.core.$loose>>;
method: z.ZodLiteral<"tasks/list">;
}, z.core.$strip>;
/**
* The response to a tasks/list request.
*/
export declare const ListTasksResultSchema: z.ZodObject<{
_meta: z.ZodOptional<z.ZodObject<{
/**
* If specified, this result is related to the provided task.
*/
"io.modelcontextprotocol/related-task": z.ZodOptional<z.ZodObject<{
taskId: z.ZodString;
}, z.core.$loose>>;
}, z.core.$loose>>;
nextCursor: z.ZodOptional<z.ZodString>;
tasks: z.ZodArray<z.ZodObject<{
taskId: z.ZodString;
status: z.ZodEnum<{
working: "working";
input_required: "input_required";
completed: "completed";
failed: "failed";
cancelled: "cancelled";
}>;
ttl: z.ZodUnion<readonly [z.ZodNumber, z.ZodNull]>;
createdAt: z.ZodString;
lastUpdatedAt: z.ZodString;
pollInterval: z.ZodOptional<z.ZodNumber>;
statusMessage: z.ZodOptional<z.ZodString>;
}, z.core.$strip>>;
}, z.core.$loose>;
/**
* A request to cancel a specific task.
*/
export declare const CancelTaskRequestSchema: z.ZodObject<{
method: z.ZodLiteral<"tasks/cancel">;
params: z.ZodObject<{
task: z.ZodOptional<z.ZodObject<{
/**
* Time in milliseconds to keep task results available after completion.
* If null, the task has unlimited lifetime until manually cleaned up.