import { type SupportedChain } from "../../types/index.js";
/** Initialize the LiFi SDK once. Safe to call repeatedly. */
export declare function initLifi(): void;
export interface LifiQuoteRequest {
    fromChain: SupportedChain;
    toChain: SupportedChain;
    /** Use "native" or "0x0000000000000000000000000000000000000000" for native token. */
    fromToken: `0x${string}` | "native";
    toToken: `0x${string}` | "native";
    /** Raw integer amount as string (e.g. "1000000" for 1 USDC). */
    fromAmount: string;
    fromAddress: `0x${string}`;
    /** Optional slippage override — LiFi default is 0.5% (0.005). */
    slippage?: number;
}
export declare function fetchQuote(req: LifiQuoteRequest): Promise<import("@lifi/sdk").LiFiStep>;
export declare function fetchStatus(txHash: string, fromChain: SupportedChain, toChain: SupportedChain): Promise<import("@lifi/sdk").StatusResponse>;