@mastra/core/dist/telemetry/usage-telemetry.d.ts

import type { Mastra } from '../mastra/index.js';
export declare const USAGE_TELEMETRY_EVENT = "mastra_model_token_usage";
export interface SyncUsageTelemetryOptions {
    /** Override the cursor file location (used by tests). */
    cursorPath?: string;
    /** Override the current time (used by tests). */
    now?: Date;
}
/**
 * Sends aggregated model token usage (input/output tokens per provider+model) to
 * Mastra's anonymous telemetry when the project has observability metrics enabled.
 *
 * Sync strategy: deltas since the last successful sync, tracked per project via a
 * cursor file in `~/.mastra/usage-telemetry.json`. Each event also carries lifetime
 * totals so consumers can read either incremental or cumulative usage. Runs once at
 * server startup; respects `MASTRA_TELEMETRY_DISABLED`. Never throws.
 */
export declare function syncUsageTelemetry(mastra: Mastra, options?: SyncUsageTelemetryOptions): Promise<void>;
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