import type { ProviderCompactResult, ProviderRewindConversationResult, RewindTarget } from '../../provider.js';
import type { AbortCoordinator } from '../shared/abort-coordinator.js';
import type { RetryLayer } from './query/retry-layer.js';
import type { SessionState } from './query/session-state.js';
export declare function compactQueryHistory(options: {
    state: SessionState;
    abort: AbortCoordinator;
    retry: RetryLayer;
    initSessionId: string;
    traceWriter?: import('../../trace/index.js').TraceSink;
}): Promise<ProviderCompactResult>;
export declare function queryRewindTargets(state: SessionState): RewindTarget[];
export declare function rewindQueryConversation(state: SessionState, abort: AbortCoordinator, turnIndex: number): ProviderRewindConversationResult;