/**
 * Resolves a Claude model name compatible with generated Claude-based harnesses.
 *
 * The Promptbook Book can still specify a non-Claude model, but Claude-based transpilers
 * need a Claude-compatible default so the generated harness remains runnable.
 *
 * @param modelName - Model requested by the Book source.
 * @returns Claude-compatible model name for the generated export.
 *
 * @private shared between Claude transpilers
 */
export declare function resolveClaudeModelName(modelName?: string): string;