import { type SupportedChain } from "../../types/index.js";
export interface OneInchQuoteRequest {
    chain: SupportedChain;
    fromToken: `0x${string}` | "native";
    toToken: `0x${string}` | "native";
    /** Raw integer amount as string (e.g. "1000000" for 1 USDC). */
    fromAmount: string;
    apiKey: string;
}
export interface OneInchQuoteRaw {
    dstAmount: string;
    srcToken?: {
        address: string;
        symbol: string;
        decimals: number;
    };
    dstToken?: {
        address: string;
        symbol: string;
        decimals: number;
    };
    /** Estimated gas (units) for the swap, if `includeGas=true` was requested. */
    gas?: number;
    protocols?: unknown[];
}
export declare function fetchOneInchQuote(req: OneInchQuoteRequest): Promise<OneInchQuoteRaw>;