/**
 * Lemma API v2 — GET /v2/usage (Lane C)
 *
 * Real metering: Lane E owns the ledger and its `computeUsage` math, this route
 * only scopes the query to the authenticated tenant and reports it verbatim.
 * Never adds, estimates or rounds a number here.
 *
 * Ownership: Lane C.
 */
import type { RequestHandler } from 'express';
import type { UsageLedger } from '../../metering/index.js';
export interface UsageDeps {
    usageLedger: Pick<UsageLedger, 'computeUsage'>;
}
/** GET /v2/usage */
export declare function usageHandler(deps: UsageDeps): RequestHandler;
export default usageHandler;
//# sourceMappingURL=usage.d.ts.map