import type { Address } from "abitype";
import type { Chain } from "../../chains/types.js";
import type { ThirdwebClient } from "../../client/client.js";
import type { SupportedFiatCurrency } from "./type.js";
/**
 * Props for the `convertFiatToCrypto` function
 * @buyCrypto
 */
export type ConvertFiatToCryptoParams = {
    client: ThirdwebClient;
    /**
     * The fiat symbol. e.g: "USD"
     */
    from: SupportedFiatCurrency;
    /**
     * The total amount of fiat to convert
     * e.g: If you want to convert 2 cents to USD, enter `0.02`
     */
    fromAmount: number;
    /**
     * The token address
     * For native token, use NATIVE_TOKEN_ADDRESS
     */
    to: Address;
    /**
     * The chain that the token is deployed to
     */
    chain: Chain;
};
/**
 * Convert a fiat value to a token.
 * Currently only USD is supported.
 * @example
 * ### Basic usage
 * ```ts
 * import { convertFiatToCrypto } from "thirdweb/pay";
 *
 * // Convert 2 cents to ETH
 * const result = await convertFiatToCrypto({
 *   from: "USD",
 *   // the token address. For native token, use NATIVE_TOKEN_ADDRESS
 *   to: "0x...",
 *   // the chain (of the chain where the token belong to)
 *   chain: ethereum,
 *   // 2 cents
 *   fromAmount: 0.02,
 * });
 * ```
 * Result: `{ result: 0.0000057 }`
 * @buyCrypto
 */
export declare function convertFiatToCrypto(options: ConvertFiatToCryptoParams): Promise<{
    result: number;
}>;
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