import { DeepseekConfig, ProviderUsage } from "./types.js";
interface DeepseekBalanceInfo {
    currency: string;
    total_balance: string;
    granted_balance: string;
    topped_up_balance: string;
}
interface DeepseekBalanceResponse {
    is_available: boolean;
    balance_infos: DeepseekBalanceInfo[];
}
export declare function fetchDeepseekBalance(config: DeepseekConfig): Promise<DeepseekBalanceResponse>;
export declare function usageFromDeepseekBalance(balance: DeepseekBalanceResponse, options: {
    observedAt?: string;
    source: string;
}): ProviderUsage | null;
export declare function collectDeepseekUsage(config: DeepseekConfig): Promise<ProviderUsage>;
export {};