export declare function isRecord(value: unknown): value is Record; export declare function normalizeFallbackModelID(modelID: string): string; export declare function extractErrorName(error: unknown): string | undefined; export declare function extractErrorMessage(error: unknown): string; export declare function extractProviderModelFromErrorMessage(message: string): { providerID?: string; modelID?: string; }; export declare function resolveFallbackAgentName(params: { currentAgent?: string; sessionID: string; mainSessionID?: string; message: string; }): string | undefined;