import { type ConversationRouteInput } from '../../routing/conversation-route.js';
import type { SessionMetadata, SessionRoutingMeta } from '../../session/types.js';
import type { SessionMetadataSeed } from './session-metadata.js';
export declare class ConversationAlreadyExistsError extends Error {
}
export declare function createConversation(input: SessionMetadataSeed & {
    agentId: string;
}, cwd?: string, conversationId?: string): SessionMetadata;
export declare function requireConversation(conversationId: string): SessionMetadata;
export declare function getConversationRouting(conversationId: string | null | undefined): SessionRoutingMeta | null;
/** Resolves an external route and creates its conversation atomically when absent. */
export declare function resolveRoutedConversation(input: ConversationRouteInput, seed?: SessionMetadataSeed): string;