export interface TelemetrySnapshot {
    requestsTotal: number;
    authFailures: number;
    rateLimited: number;
    registerAttempts: number;
    registerSuccesses: number;
    registerFailures: number;
    registerRateLimited: number;
    toolRequests: number;
    toolFailures: number;
    activeSessions: number;
    p50Ms: number;
    p95Ms: number;
    p99Ms: number;
    toolP50Ms: number;
    toolP95Ms: number;
    toolP99Ms: number;
}
export declare class HttpTelemetry {
    private requestsTotal;
    private authFailures;
    private rateLimited;
    private registerAttempts;
    private registerSuccesses;
    private registerFailures;
    private registerRateLimited;
    private toolRequests;
    private toolFailures;
    private latencies;
    private toolLatencies;
    private readonly maxSamples;
    recordRequest(durationMs: number): void;
    recordAuthFailure(): void;
    recordRateLimited(): void;
    recordRegisterAttempt(): void;
    recordRegisterSuccess(): void;
    recordRegisterFailure(): void;
    recordRegisterRateLimited(): void;
    recordToolRequest(durationMs: number, success: boolean): void;
    private pickPercentile;
    snapshot(activeSessions: number): TelemetrySnapshot;
}
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