import type { AiProvider } from './service';
import type { PodChatKitStore } from './pod-store';
import type { AiGatewayService } from '../ai-gateway/AiGatewayService';
export interface VercelAiProviderOptions {
    store: PodChatKitStore;
    aiGatewayService?: Pick<AiGatewayService, 'execute'>;
}
/**
 * @deprecated Direct ChatKit AI fallback adapter.
 *
 * Product ChatKit traffic normally uses Agent Runtime. When direct fallback is
 * explicitly enabled for tests/dev harnesses, this adapter still executes via
 * AI Connection instead of reopening Pod provider credentials or platform env
 * API-key fallbacks.
 */
export declare class VercelAiProvider implements AiProvider {
    private readonly logger;
    private readonly aiGatewayService?;
    constructor(options: VercelAiProviderOptions);
    streamResponse(messages: Array<{
        role: 'system' | 'user' | 'assistant';
        content: string;
    }>, options?: {
        model?: string;
        temperature?: number;
        maxTokens?: number;
        context?: unknown;
    }): AsyncIterable<string>;
    private requireAiGatewayService;
}