export type CreditsOperation = 'twin_creation' | 'session_creation' | 'import_document' | 'dt_session_creation'; export declare const getCredits: ({ operation, baseUrl, userID, userName, tenant, characters, }: { operation?: CreditsOperation | undefined; baseUrl: string; userID?: string | null | undefined; userName?: string | null | undefined; tenant: string; characters?: number | undefined; }) => Promise<{ enough: boolean; required: number; tokens?: number; }>;