import type { InstrumentationContextRunner, InstrumentationHooks } from "#harness/instrumentation-lifecycle.js";
/** Process-wide runtime consumed by every harness execution surface. */
export interface InstrumentationRuntime {
    readonly forceFlush: () => Promise<void>;
    readonly hooks: InstrumentationHooks;
    readonly runInContext: InstrumentationContextRunner;
}
/** Instrumentation capabilities consumed inside one harness execution. */
export type HarnessInstrumentation = Pick<InstrumentationRuntime, "hooks" | "runInContext">;
/** Registers the process instrumentation runtime before agent execution begins. */
export declare function registerInstrumentationRuntime(runtime: InstrumentationRuntime): InstrumentationRuntime;
/** Returns the process instrumentation runtime, when one was installed. */
export declare function getInstrumentationRuntime(): InstrumentationRuntime | undefined;