/**
 * model-picker.ts — Interactive model selection dialog.
 *
 * Presents all available models from ~/.pi/agent/models.json as a selectable list,
 * grouped by provider with context window and reasoning capability indicators.
 */
import type { ExtensionCommandContext } from "@mariozechner/pi-coding-agent";
/**
 * Show model picker dialog.
 * Returns "provider/modelId" string, "inherit", or undefined if cancelled.
 */
export declare function showModelPicker(ctx: ExtensionCommandContext, initialModel?: string): Promise<string | undefined>;