import type { ProviderCompactResult } from '../../../provider.js';
import type { SessionState } from './session-state.js';
import type { AbortCoordinator } from '../../shared/abort-coordinator.js';
import type { RetryLayer } from './retry-layer.js';
export interface CompactHandlerDeps {
    state: SessionState;
    abort: AbortCoordinator;
    retry: RetryLayer;
    initSessionId: string;
    traceWriter?: import('../../../trace/index.js').TraceSink;
}
export declare function compactHistory(deps: CompactHandlerDeps): Promise<ProviderCompactResult>;