/**
 * Initializes Axiom AI tracing. Idempotent — safe to call multiple times.
 *
 * Resolution order: `configure({ telemetry: ... })` first, then
 * `AXIOM_TOKEN`/`AXIOM_DATASET` env vars. If neither is set, telemetry stays
 * disabled and AI calls run unwrapped.
 */
export declare function initTelemetry(): void;
/**
 * Returns true iff `initTelemetry()` succeeded (token + dataset were set).
 * Use this at call sites — not a cached const — so post-`configure()` state
 * is reflected.
 */
export declare function isAxiomEnabled(): boolean;
/** @internal Reset for tests. */
export declare function resetTelemetry(): void;