/**
 * Shared helper: prompt user for an API key when they select a model without one.
 */
import type { TUI } from '@mariozechner/pi-tui';
import type { AuthStorage } from '../auth/storage.js';
import type { ModelItem } from './components/model-selector.js';
/**
 * If the selected model doesn't have an API key, show a dialog to enter one.
 * Returns the model ID on success or when cancelled (same behavior — cancelling
 * just means no key was stored, but the model is still selected).
 *
 * Resolves after the user submits or cancels the dialog.
 */
export declare function promptForApiKeyIfNeeded(ui: TUI, model: ModelItem, authStorage: AuthStorage | undefined): Promise<void>;
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