import type { ServerNotification } from '@modelcontextprotocol/sdk/types.js';
declare class ProgressRegistry {
    private bindings;
    register(taskId: string, progressToken: string | number, sendNotification: (notification: ServerNotification) => Promise<void>): void;
    unregister(taskId: string): void;
    has(taskId: string): boolean;
    sendProgress(taskId: string, message: string, total?: number): void;
    private doSend;
}
export declare const progressRegistry: ProgressRegistry;
export {};
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