import { BackendAutosaveConfig, BackendConfig, BackendDeliveryConfig, BackendDeliverySessionContext, BackendLoadResult, BackendScoreOptions } from './types.js';
export declare function getDeliveryBackend(backend: BackendConfig | null | undefined): BackendDeliveryConfig | null;
export declare function isDeliveryBackendEnabled(backend: BackendConfig | null | undefined): boolean;
export declare function getDeliveryAutosaveOptions(autosave: BackendAutosaveConfig | undefined): {
    enabled: boolean;
    debounceMs: number;
};
export declare function getDeliveryBackendLoadSignature(backend: BackendConfig | null | undefined): string;
export declare function loadFromDeliveryBackend(backend: BackendConfig, env: unknown): Promise<BackendLoadResult>;
export declare function modelFromDeliveryBackend(backend: BackendConfig, context: BackendDeliverySessionContext): Promise<unknown>;
export declare function saveToDeliveryBackend(backend: BackendConfig, context: BackendDeliverySessionContext): Promise<unknown>;
export declare function scoreWithDeliveryBackend(backend: BackendConfig, context: BackendDeliverySessionContext, options?: BackendScoreOptions): Promise<unknown>;