/**
 * Copyright 2025 The Artinet Project
 * SPDX-License-Identifier: Apache-2.0
 */
import { z } from 'zod/v4';
/**
 * @description Represents the state of a task within the A2A protocol.
 */
export declare const TaskStateSchema: z.ZodEnum<{
    unknown: "unknown";
    submitted: "submitted";
    working: "working";
    "input-required": "input-required";
    completed: "completed";
    canceled: "canceled";
    failed: "failed";
    rejected: "rejected";
    "auth-required": "auth-required";
}>;
export declare const TaskState: {
    unknown: "unknown";
    submitted: "submitted";
    working: "working";
    "input-required": "input-required";
    completed: "completed";
    canceled: "canceled";
    failed: "failed";
    rejected: "rejected";
    "auth-required": "auth-required";
};
export type TaskState = z.output<typeof TaskStateSchema>;
/**
 * Basic parameters used for task ID operations.
 */
export declare const TaskIdParamsSchema: z.ZodObject<{
    id: z.ZodString;
    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
}, z.core.$strip>;
export type TaskIdParams = z.output<typeof TaskIdParamsSchema>;
/**
 * Parameters used for querying task-related information by ID.
 */
export declare const TaskQueryParamsSchema: z.ZodObject<{
    id: z.ZodString;
    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
    historyLength: z.ZodOptional<z.ZodNumber>;
}, z.core.$strip>;
export type TaskQueryParams = z.output<typeof TaskQueryParamsSchema>;
/**
 * Represents the status of a task at a specific point in time.
 */
export declare const TaskStatusSchema: z.ZodObject<{
    state: z.ZodEnum<{
        unknown: "unknown";
        submitted: "submitted";
        working: "working";
        "input-required": "input-required";
        completed: "completed";
        canceled: "canceled";
        failed: "failed";
        rejected: "rejected";
        "auth-required": "auth-required";
    }>;
    message: z.ZodOptional<z.ZodObject<{
        role: z.ZodEnum<{
            user: "user";
            agent: "agent";
        }>;
        parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"text">;
            text: z.ZodString;
        }, z.core.$strip>, z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"file">;
            file: z.ZodUnion<readonly [z.ZodObject<{
                name: z.ZodOptional<z.ZodString>;
                mimeType: z.ZodOptional<z.ZodString>;
                bytes: z.ZodString;
                uri: z.ZodOptional<z.ZodNever>;
            }, z.core.$strip>, z.ZodObject<{
                name: z.ZodOptional<z.ZodString>;
                mimeType: z.ZodOptional<z.ZodString>;
                uri: z.ZodString;
                bytes: z.ZodOptional<z.ZodNever>;
            }, z.core.$strip>]>;
        }, z.core.$strip>, z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"data">;
            data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
        }, z.core.$strip>]>>;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
        extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
        referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
        messageId: z.ZodString;
        taskId: z.ZodOptional<z.ZodString>;
        contextId: z.ZodOptional<z.ZodString>;
        kind: z.ZodLiteral<"message">;
    }, z.core.$strip>>;
    timestamp: z.ZodOptional<z.ZodISODateTime>;
}, z.core.$strip>;
export type TaskStatus = z.output<typeof TaskStatusSchema>;
export declare const isTaskStatus: (input: unknown) => input is TaskStatus;
/**
 * Represents a task being processed by an agent.
 */
export declare const TaskSchema: z.ZodObject<{
    id: z.ZodString;
    contextId: z.ZodString;
    status: z.ZodObject<{
        state: z.ZodEnum<{
            unknown: "unknown";
            submitted: "submitted";
            working: "working";
            "input-required": "input-required";
            completed: "completed";
            canceled: "canceled";
            failed: "failed";
            rejected: "rejected";
            "auth-required": "auth-required";
        }>;
        message: z.ZodOptional<z.ZodObject<{
            role: z.ZodEnum<{
                user: "user";
                agent: "agent";
            }>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
            referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
            messageId: z.ZodString;
            taskId: z.ZodOptional<z.ZodString>;
            contextId: z.ZodOptional<z.ZodString>;
            kind: z.ZodLiteral<"message">;
        }, z.core.$strip>>;
        timestamp: z.ZodOptional<z.ZodISODateTime>;
    }, z.core.$strip>;
    history: z.ZodOptional<z.ZodArray<z.ZodObject<{
        role: z.ZodEnum<{
            user: "user";
            agent: "agent";
        }>;
        parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"text">;
            text: z.ZodString;
        }, z.core.$strip>, z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"file">;
            file: z.ZodUnion<readonly [z.ZodObject<{
                name: z.ZodOptional<z.ZodString>;
                mimeType: z.ZodOptional<z.ZodString>;
                bytes: z.ZodString;
                uri: z.ZodOptional<z.ZodNever>;
            }, z.core.$strip>, z.ZodObject<{
                name: z.ZodOptional<z.ZodString>;
                mimeType: z.ZodOptional<z.ZodString>;
                uri: z.ZodString;
                bytes: z.ZodOptional<z.ZodNever>;
            }, z.core.$strip>]>;
        }, z.core.$strip>, z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"data">;
            data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
        }, z.core.$strip>]>>;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
        extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
        referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
        messageId: z.ZodString;
        taskId: z.ZodOptional<z.ZodString>;
        contextId: z.ZodOptional<z.ZodString>;
        kind: z.ZodLiteral<"message">;
    }, z.core.$strip>>>;
    artifacts: z.ZodOptional<z.ZodArray<z.ZodObject<{
        artifactId: z.ZodString;
        name: z.ZodOptional<z.ZodString>;
        description: z.ZodOptional<z.ZodString>;
        parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"text">;
            text: z.ZodString;
        }, z.core.$strip>, z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"file">;
            file: z.ZodUnion<readonly [z.ZodObject<{
                name: z.ZodOptional<z.ZodString>;
                mimeType: z.ZodOptional<z.ZodString>;
                bytes: z.ZodString;
                uri: z.ZodOptional<z.ZodNever>;
            }, z.core.$strip>, z.ZodObject<{
                name: z.ZodOptional<z.ZodString>;
                mimeType: z.ZodOptional<z.ZodString>;
                uri: z.ZodString;
                bytes: z.ZodOptional<z.ZodNever>;
            }, z.core.$strip>]>;
        }, z.core.$strip>, z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"data">;
            data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
        }, z.core.$strip>]>>;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
        extension: z.ZodOptional<z.ZodArray<z.ZodString>>;
    }, z.core.$strip>>>;
    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
    kind: z.ZodLiteral<"task">;
}, z.core.$strip>;
export type Task = z.output<typeof TaskSchema>;
export declare const isTask: (input: unknown) => input is Task;
/**
 * Represents a status update event for a task, typically used in streaming scenarios.
 */
export declare const TaskStatusUpdateEventSchema: z.ZodObject<{
    taskId: z.ZodString;
    contextId: z.ZodString;
    kind: z.ZodLiteral<"status-update">;
    status: z.ZodObject<{
        state: z.ZodEnum<{
            unknown: "unknown";
            submitted: "submitted";
            working: "working";
            "input-required": "input-required";
            completed: "completed";
            canceled: "canceled";
            failed: "failed";
            rejected: "rejected";
            "auth-required": "auth-required";
        }>;
        message: z.ZodOptional<z.ZodObject<{
            role: z.ZodEnum<{
                user: "user";
                agent: "agent";
            }>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
            referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
            messageId: z.ZodString;
            taskId: z.ZodOptional<z.ZodString>;
            contextId: z.ZodOptional<z.ZodString>;
            kind: z.ZodLiteral<"message">;
        }, z.core.$strip>>;
        timestamp: z.ZodOptional<z.ZodISODateTime>;
    }, z.core.$strip>;
    final: z.ZodBoolean;
    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
}, z.core.$strip>;
export type TaskStatusUpdateEvent = z.output<typeof TaskStatusUpdateEventSchema>;
export declare const isTaskStatusUpdateEvent: (input: unknown) => input is TaskStatusUpdateEvent;
/**
 * Represents an artifact update event for a task, typically used in streaming scenarios.
 */
export declare const TaskArtifactUpdateEventSchema: z.ZodObject<{
    taskId: z.ZodString;
    contextId: z.ZodString;
    kind: z.ZodLiteral<"artifact-update">;
    artifact: z.ZodObject<{
        artifactId: z.ZodString;
        name: z.ZodOptional<z.ZodString>;
        description: z.ZodOptional<z.ZodString>;
        parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"text">;
            text: z.ZodString;
        }, z.core.$strip>, z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"file">;
            file: z.ZodUnion<readonly [z.ZodObject<{
                name: z.ZodOptional<z.ZodString>;
                mimeType: z.ZodOptional<z.ZodString>;
                bytes: z.ZodString;
                uri: z.ZodOptional<z.ZodNever>;
            }, z.core.$strip>, z.ZodObject<{
                name: z.ZodOptional<z.ZodString>;
                mimeType: z.ZodOptional<z.ZodString>;
                uri: z.ZodString;
                bytes: z.ZodOptional<z.ZodNever>;
            }, z.core.$strip>]>;
        }, z.core.$strip>, z.ZodObject<{
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            kind: z.ZodLiteral<"data">;
            data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
        }, z.core.$strip>]>>;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
        extension: z.ZodOptional<z.ZodArray<z.ZodString>>;
    }, z.core.$strip>;
    append: z.ZodOptional<z.ZodBoolean>;
    lastChunk: z.ZodOptional<z.ZodBoolean>;
    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
}, z.core.$strip>;
export type TaskArtifactUpdateEvent = z.output<typeof TaskArtifactUpdateEventSchema>;
export declare const isTaskArtifactUpdateEvent: (input: unknown) => input is TaskArtifactUpdateEvent;
/**
 * @description Request to retrieve the current state of a task.
 */
export declare const GetTaskRequestSchema: z.ZodObject<{
    jsonrpc: z.ZodLiteral<"2.0">;
    id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
    method: z.ZodLiteral<"tasks/get">;
    params: z.ZodObject<{
        id: z.ZodString;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
        historyLength: z.ZodOptional<z.ZodNumber>;
    }, z.core.$strip>;
}, z.core.$strict>;
export type GetTaskRequest = z.output<typeof GetTaskRequestSchema>;
/**
 * @description Represents a successful JSON-RPC response for the `tasks/get` method.
 */
export declare const GetTaskSuccessResponseSchema: z.ZodObject<{
    jsonrpc: z.ZodLiteral<"2.0">;
    id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
    result: z.ZodObject<{
        id: z.ZodString;
        contextId: z.ZodString;
        status: z.ZodObject<{
            state: z.ZodEnum<{
                unknown: "unknown";
                submitted: "submitted";
                working: "working";
                "input-required": "input-required";
                completed: "completed";
                canceled: "canceled";
                failed: "failed";
                rejected: "rejected";
                "auth-required": "auth-required";
            }>;
            message: z.ZodOptional<z.ZodObject<{
                role: z.ZodEnum<{
                    user: "user";
                    agent: "agent";
                }>;
                parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"text">;
                    text: z.ZodString;
                }, z.core.$strip>, z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"file">;
                    file: z.ZodUnion<readonly [z.ZodObject<{
                        name: z.ZodOptional<z.ZodString>;
                        mimeType: z.ZodOptional<z.ZodString>;
                        bytes: z.ZodString;
                        uri: z.ZodOptional<z.ZodNever>;
                    }, z.core.$strip>, z.ZodObject<{
                        name: z.ZodOptional<z.ZodString>;
                        mimeType: z.ZodOptional<z.ZodString>;
                        uri: z.ZodString;
                        bytes: z.ZodOptional<z.ZodNever>;
                    }, z.core.$strip>]>;
                }, z.core.$strip>, z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"data">;
                    data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
                }, z.core.$strip>]>>;
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
                referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
                messageId: z.ZodString;
                taskId: z.ZodOptional<z.ZodString>;
                contextId: z.ZodOptional<z.ZodString>;
                kind: z.ZodLiteral<"message">;
            }, z.core.$strip>>;
            timestamp: z.ZodOptional<z.ZodISODateTime>;
        }, z.core.$strip>;
        history: z.ZodOptional<z.ZodArray<z.ZodObject<{
            role: z.ZodEnum<{
                user: "user";
                agent: "agent";
            }>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
            referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
            messageId: z.ZodString;
            taskId: z.ZodOptional<z.ZodString>;
            contextId: z.ZodOptional<z.ZodString>;
            kind: z.ZodLiteral<"message">;
        }, z.core.$strip>>>;
        artifacts: z.ZodOptional<z.ZodArray<z.ZodObject<{
            artifactId: z.ZodString;
            name: z.ZodOptional<z.ZodString>;
            description: z.ZodOptional<z.ZodString>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extension: z.ZodOptional<z.ZodArray<z.ZodString>>;
        }, z.core.$strip>>>;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
        kind: z.ZodLiteral<"task">;
    }, z.core.$strip>;
}, z.core.$strict>;
export type GetTaskSuccessResponse = z.output<typeof GetTaskSuccessResponseSchema>;
/**
 * @description Represents a JSON-RPC response for the `tasks/get` method.
 */
export declare const GetTaskResponseSchema: z.ZodUnion<readonly [z.ZodObject<{
    jsonrpc: z.ZodLiteral<"2.0">;
    id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
    result: z.ZodObject<{
        id: z.ZodString;
        contextId: z.ZodString;
        status: z.ZodObject<{
            state: z.ZodEnum<{
                unknown: "unknown";
                submitted: "submitted";
                working: "working";
                "input-required": "input-required";
                completed: "completed";
                canceled: "canceled";
                failed: "failed";
                rejected: "rejected";
                "auth-required": "auth-required";
            }>;
            message: z.ZodOptional<z.ZodObject<{
                role: z.ZodEnum<{
                    user: "user";
                    agent: "agent";
                }>;
                parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"text">;
                    text: z.ZodString;
                }, z.core.$strip>, z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"file">;
                    file: z.ZodUnion<readonly [z.ZodObject<{
                        name: z.ZodOptional<z.ZodString>;
                        mimeType: z.ZodOptional<z.ZodString>;
                        bytes: z.ZodString;
                        uri: z.ZodOptional<z.ZodNever>;
                    }, z.core.$strip>, z.ZodObject<{
                        name: z.ZodOptional<z.ZodString>;
                        mimeType: z.ZodOptional<z.ZodString>;
                        uri: z.ZodString;
                        bytes: z.ZodOptional<z.ZodNever>;
                    }, z.core.$strip>]>;
                }, z.core.$strip>, z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"data">;
                    data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
                }, z.core.$strip>]>>;
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
                referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
                messageId: z.ZodString;
                taskId: z.ZodOptional<z.ZodString>;
                contextId: z.ZodOptional<z.ZodString>;
                kind: z.ZodLiteral<"message">;
            }, z.core.$strip>>;
            timestamp: z.ZodOptional<z.ZodISODateTime>;
        }, z.core.$strip>;
        history: z.ZodOptional<z.ZodArray<z.ZodObject<{
            role: z.ZodEnum<{
                user: "user";
                agent: "agent";
            }>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
            referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
            messageId: z.ZodString;
            taskId: z.ZodOptional<z.ZodString>;
            contextId: z.ZodOptional<z.ZodString>;
            kind: z.ZodLiteral<"message">;
        }, z.core.$strip>>>;
        artifacts: z.ZodOptional<z.ZodArray<z.ZodObject<{
            artifactId: z.ZodString;
            name: z.ZodOptional<z.ZodString>;
            description: z.ZodOptional<z.ZodString>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extension: z.ZodOptional<z.ZodArray<z.ZodString>>;
        }, z.core.$strip>>>;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
        kind: z.ZodLiteral<"task">;
    }, z.core.$strip>;
}, z.core.$strict>, z.ZodObject<{
    jsonrpc: z.ZodLiteral<"2.0">;
    id: z.ZodOptional<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 type GetTaskResponse = z.output<typeof GetTaskResponseSchema>;
/**
 * @description Request to re-subscribe to a task's updates.
 */
export declare const TaskResubscriptionRequestSchema: z.ZodObject<{
    jsonrpc: z.ZodLiteral<"2.0">;
    id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
    method: z.ZodLiteral<"tasks/resubscribe">;
    params: z.ZodObject<{
        id: z.ZodString;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
    }, z.core.$strip>;
}, z.core.$strict>;
export type TaskResubscriptionRequest = z.output<typeof TaskResubscriptionRequestSchema>;
/**
 * @description Request to cancel a task.
 */
export declare const CancelTaskRequestSchema: z.ZodObject<{
    jsonrpc: z.ZodLiteral<"2.0">;
    id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
    method: z.ZodLiteral<"tasks/cancel">;
    params: z.ZodObject<{
        id: z.ZodString;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
    }, z.core.$strip>;
}, z.core.$strict>;
export type CancelTaskRequest = z.output<typeof CancelTaskRequestSchema>;
/**
 * @description Represents a successful JSON-RPC response for the `tasks/cancel` method.
 */
export declare const CancelTaskSuccessResponseSchema: z.ZodObject<{
    jsonrpc: z.ZodLiteral<"2.0">;
    id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
    result: z.ZodObject<{
        id: z.ZodString;
        contextId: z.ZodString;
        status: z.ZodObject<{
            state: z.ZodEnum<{
                unknown: "unknown";
                submitted: "submitted";
                working: "working";
                "input-required": "input-required";
                completed: "completed";
                canceled: "canceled";
                failed: "failed";
                rejected: "rejected";
                "auth-required": "auth-required";
            }>;
            message: z.ZodOptional<z.ZodObject<{
                role: z.ZodEnum<{
                    user: "user";
                    agent: "agent";
                }>;
                parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"text">;
                    text: z.ZodString;
                }, z.core.$strip>, z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"file">;
                    file: z.ZodUnion<readonly [z.ZodObject<{
                        name: z.ZodOptional<z.ZodString>;
                        mimeType: z.ZodOptional<z.ZodString>;
                        bytes: z.ZodString;
                        uri: z.ZodOptional<z.ZodNever>;
                    }, z.core.$strip>, z.ZodObject<{
                        name: z.ZodOptional<z.ZodString>;
                        mimeType: z.ZodOptional<z.ZodString>;
                        uri: z.ZodString;
                        bytes: z.ZodOptional<z.ZodNever>;
                    }, z.core.$strip>]>;
                }, z.core.$strip>, z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"data">;
                    data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
                }, z.core.$strip>]>>;
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
                referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
                messageId: z.ZodString;
                taskId: z.ZodOptional<z.ZodString>;
                contextId: z.ZodOptional<z.ZodString>;
                kind: z.ZodLiteral<"message">;
            }, z.core.$strip>>;
            timestamp: z.ZodOptional<z.ZodISODateTime>;
        }, z.core.$strip>;
        history: z.ZodOptional<z.ZodArray<z.ZodObject<{
            role: z.ZodEnum<{
                user: "user";
                agent: "agent";
            }>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
            referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
            messageId: z.ZodString;
            taskId: z.ZodOptional<z.ZodString>;
            contextId: z.ZodOptional<z.ZodString>;
            kind: z.ZodLiteral<"message">;
        }, z.core.$strip>>>;
        artifacts: z.ZodOptional<z.ZodArray<z.ZodObject<{
            artifactId: z.ZodString;
            name: z.ZodOptional<z.ZodString>;
            description: z.ZodOptional<z.ZodString>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extension: z.ZodOptional<z.ZodArray<z.ZodString>>;
        }, z.core.$strip>>>;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
        kind: z.ZodLiteral<"task">;
    }, z.core.$strip>;
}, z.core.$strict>;
export type CancelTaskSuccessResponse = z.output<typeof CancelTaskSuccessResponseSchema>;
/**
 * @description Represents a JSON-RPC response for the `tasks/cancel` method.
 */
export declare const CancelTaskResponseSchema: z.ZodUnion<readonly [z.ZodObject<{
    jsonrpc: z.ZodLiteral<"2.0">;
    id: z.ZodUnion<readonly [z.ZodString, z.ZodNumber]>;
    result: z.ZodObject<{
        id: z.ZodString;
        contextId: z.ZodString;
        status: z.ZodObject<{
            state: z.ZodEnum<{
                unknown: "unknown";
                submitted: "submitted";
                working: "working";
                "input-required": "input-required";
                completed: "completed";
                canceled: "canceled";
                failed: "failed";
                rejected: "rejected";
                "auth-required": "auth-required";
            }>;
            message: z.ZodOptional<z.ZodObject<{
                role: z.ZodEnum<{
                    user: "user";
                    agent: "agent";
                }>;
                parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"text">;
                    text: z.ZodString;
                }, z.core.$strip>, z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"file">;
                    file: z.ZodUnion<readonly [z.ZodObject<{
                        name: z.ZodOptional<z.ZodString>;
                        mimeType: z.ZodOptional<z.ZodString>;
                        bytes: z.ZodString;
                        uri: z.ZodOptional<z.ZodNever>;
                    }, z.core.$strip>, z.ZodObject<{
                        name: z.ZodOptional<z.ZodString>;
                        mimeType: z.ZodOptional<z.ZodString>;
                        uri: z.ZodString;
                        bytes: z.ZodOptional<z.ZodNever>;
                    }, z.core.$strip>]>;
                }, z.core.$strip>, z.ZodObject<{
                    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                    kind: z.ZodLiteral<"data">;
                    data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
                }, z.core.$strip>]>>;
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
                referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
                messageId: z.ZodString;
                taskId: z.ZodOptional<z.ZodString>;
                contextId: z.ZodOptional<z.ZodString>;
                kind: z.ZodLiteral<"message">;
            }, z.core.$strip>>;
            timestamp: z.ZodOptional<z.ZodISODateTime>;
        }, z.core.$strip>;
        history: z.ZodOptional<z.ZodArray<z.ZodObject<{
            role: z.ZodEnum<{
                user: "user";
                agent: "agent";
            }>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extensions: z.ZodOptional<z.ZodArray<z.ZodString>>;
            referenceTaskIds: z.ZodOptional<z.ZodArray<z.ZodString>>;
            messageId: z.ZodString;
            taskId: z.ZodOptional<z.ZodString>;
            contextId: z.ZodOptional<z.ZodString>;
            kind: z.ZodLiteral<"message">;
        }, z.core.$strip>>>;
        artifacts: z.ZodOptional<z.ZodArray<z.ZodObject<{
            artifactId: z.ZodString;
            name: z.ZodOptional<z.ZodString>;
            description: z.ZodOptional<z.ZodString>;
            parts: z.ZodArray<z.ZodDiscriminatedUnion<[z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"text">;
                text: z.ZodString;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"file">;
                file: z.ZodUnion<readonly [z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    bytes: z.ZodString;
                    uri: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>, z.ZodObject<{
                    name: z.ZodOptional<z.ZodString>;
                    mimeType: z.ZodOptional<z.ZodString>;
                    uri: z.ZodString;
                    bytes: z.ZodOptional<z.ZodNever>;
                }, z.core.$strip>]>;
            }, z.core.$strip>, z.ZodObject<{
                metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
                kind: z.ZodLiteral<"data">;
                data: z.ZodRecord<z.ZodString, z.ZodUnknown>;
            }, z.core.$strip>]>>;
            metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
            extension: z.ZodOptional<z.ZodArray<z.ZodString>>;
        }, z.core.$strip>>>;
        metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
        kind: z.ZodLiteral<"task">;
    }, z.core.$strip>;
}, z.core.$strict>, z.ZodObject<{
    jsonrpc: z.ZodLiteral<"2.0">;
    id: z.ZodOptional<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 type CancelTaskResponse = z.output<typeof CancelTaskResponseSchema>;
//# sourceMappingURL=task.d.ts.map