export type LangfuseTraceAttributes = {
    userId?: string;
    sessionId?: string;
    tags?: string[];
    metadata?: Record<string, string>;
    traceName?: string;
};
/**
 * Set Langfuse trace-level attributes for the duration of an SDK operation.
 * Runtime context is useful observation metadata, but Langfuse's Sessions and
 * Users views are indexed from propagated trace attributes instead.
 */
export declare function withLangfuseTraceAttributes<T>(enabled: boolean, attributes: LangfuseTraceAttributes, callback: () => T | Promise<T>): Promise<T>;
export declare function hasLangfuseTelemetryConfig(): boolean;
export declare function ensureLangfuseTelemetry(_providerId: string): Promise<boolean>;
export declare function disposeLangfuseTelemetry(): Promise<void>;
export declare function debugLangfuse(message: string): void;
export declare function resetLangfuseTelemetryForTests(): void;
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