import { BaseLanguageModelCallOptions } from '@langchain/core/language_models/base';
import { BaseChatModel } from '@langchain/core/language_models/chat_models';

/**
 * Framework-agnostic AI provider interface for multi-framework support
 */
export interface AIProvider {
    /**
     * Generate a response from the AI model
     */
    generate(prompt: string, options?: BaseLanguageModelCallOptions): Promise<string>;
    /**
     * Stream a response from the AI model
     */
    stream?(prompt: string, options?: BaseLanguageModelCallOptions): AsyncGenerator<string>;
    /**
     * Get the underlying model if available
     */
    getModel?(): BaseChatModel | unknown;
}
/**
 * LangChain AI provider implementation
 */
export declare class LangChainProvider implements AIProvider {
    private model;
    constructor(model: BaseChatModel);
    generate(prompt: string, options?: BaseLanguageModelCallOptions): Promise<string>;
    stream(prompt: string, options?: BaseLanguageModelCallOptions): AsyncGenerator<string>;
    getModel(): BaseChatModel;
}
/**
 * Vercel AI SDK provider interface (forward-thinking)
 */
export interface VercelAIProvider extends AIProvider {
    /**
     * Use Vercel AI SDK's streamText function
     */
    streamText?(prompt: string, options?: unknown): Promise<unknown>;
}
/**
 * BAML provider interface (forward-thinking)
 */
export interface BAMLProvider extends AIProvider {
    /**
     * Execute a BAML function
     */
    executeFunction?(name: string, args: Record<string, unknown>): Promise<unknown>;
}