import { type Settings } from "@opengeni/config";
import { type TranscriptionAvailabilityContext, type TranscriptionProvider, type TranscriptionService } from "@opengeni/core";
import type { Database } from "@opengeni/db";
export declare function createTranscriptionService(input: {
    settings: Settings;
    db: Database;
    fetch?: typeof fetch;
    codexFetch?: typeof fetch;
    probeCodex?: (context?: TranscriptionAvailabilityContext) => boolean | Promise<boolean>;
    /** Test seam for exercising timeout and late-completion behavior quickly. */
    providerRequestTimeoutMilliseconds?: number;
    /** Test seam for evaluating persisted absolute deadlines after delayed setup. */
    now?: () => Date;
}): TranscriptionService;
export declare function remainingTranscriptionProviderRequestMilliseconds(providerDeadlineAt: Date, now: Date): number;
export declare function orderedProviders(providers: readonly TranscriptionProvider[], context: TranscriptionAvailabilityContext): TranscriptionProvider[];