export type MnemonicRaw = {
    words: string[];
    passphrase?: string;
};
/**
 * Class representing a BIP39 Mnemonic phrase.
 * Supports 12, 15, 18, 21, and 24 word phrases with optional passphrase.
 */
export declare class Mnemonic {
    private mnemonic;
    static VALID_WORD_COUNTS: Set<number>;
    /**
     * Instantiate Mnemonic from a phrase string.
     *
     * @param phrase The complete phrase (mnemonic words + optional passphrase).
     * @param wordList Optional wordlist (defaults to English BIP-39 wordlist).
     * @throws {Error} If the mnemonic is invalid.
     */
    constructor(mnemonic: MnemonicRaw);
    /**
     * Instantiates a mnemonic from a string or array of words
     *
     * @param phraseOrWords The mnemonic phrase as a string or array of words
     * @param dictionary Optional wordlist (defaults to English BIP-39 wordlist).
     * @throws {Error} If mnemonic could not be generated.
     * @returns Instance of Mnemonic.
     */
    static from(phraseOrWords: string | Array<string>, wordList?: Array<string>): Mnemonic;
    /**
     * Instantiates a mnemonic from a string
     *
     * @param phrase The mnemonic phrase as a string
     * @param dictionary Optional wordlist (defaults to English BIP-39 wordlist).
     * @throws {Error} If mnemonic could not be generated.
     * @returns Instance of Mnemonic.
     */
    static fromString(phrase: string, wordList?: Array<string>): Mnemonic;
    /**
     * Instantiates a mnemonic from an array of words.
     *
     * @param words Array of words (strings) that represent the mnemonic
     * @param dictionary Optional wordlist (defaults to English BIP-39 wordlist).
     * @throws {Error} If mnemonic could not be generated.
     * @returns Instance of Mnemonic.
     */
    static fromWords(words: Array<string>, wordList?: Array<string>): Mnemonic;
    /**
     * Instantiates a mnemonic from its raw (serialized) mnemonic representation.
     *
     * @remarks this method is unsafe and should only use trusted data.
     *
     * @param mnemonicRaw The raw menmonic data.
     * @throws {Error} If mnemonic could not be generated.
     * @returns Instance of Mnemonic.
     */
    static fromRaw(mnemonicRaw: MnemonicRaw): Mnemonic;
    /**
     * Generates a random mnemonic phrase.
     *
     * @param dictionary Optional wordlist (defaults to English BIP-39 wordlist).
     * @throws {Error} If mnemonic could not be generated.
     * @returns Instance of Mnemonic.
     */
    static generateRandom(passphrase?: string, dictionary?: string[]): Mnemonic;
    /**
     * Validates a mnemonic phrase.
     *
     * @param phraseOrWords The mnemonic phrase or words to validate.
     * @param wordList Optional wordlist (defaults to English BIP-39 wordlist).
     * @returns boolean indicating if the phrase is valid.
     */
    static isValid(phraseOrWords: string | Array<string>, wordList?: string[]): boolean;
    /**
     * Checks if a word exists in the provided dictionary.
     *
     * @param word Word to check.
     * @param dictionary Optional wordlist (defaults to English BIP-39 wordlist).
     * @returns boolean indicating if the word is valid.
     */
    static isValidWord(word: string, dictionary?: string[]): boolean;
    /**
     * Gets the passphrase if one exists.
     *
     * @returns The passphrase or undefined if none exists.
     */
    getPassphrase(): string | undefined;
    /**
     * Returns the complete phrase as a string.
     *
     * @param includePassphrase Whether to include the passphrase in the output.
     * @returns Complete phrase as a string.
     */
    toString(includePassphrase?: boolean): string;
    /**
     * Gets the number of words in the mnemonic (excluding passphrase).
     *
     * @returns Number of words.
     */
    toWords(includePassphrase?: boolean): Array<string>;
    /**
     * Returns a serializable represntation of the class
     *
     * @returns A serializable reprentation of the class.
     */
    toRaw(): MnemonicRaw;
}