import { BaseProvider } from './base-provider';
import type { Message, ProviderOptions, ProviderResponse, ProviderChunk, Model, ServiceName } from '../types';
/**
 * OpenAI API provider implementation
 */
export declare class OpenAIProvider extends BaseProvider {
    readonly name: ServiceName;
    readonly supportsThinking = false;
    readonly supportsTools = true;
    readonly supportsVision = true;
    readonly supportsDocuments = false;
    private readonly defaultBaseUrl;
    /**
     * Send a non-streaming request to OpenAI
     */
    sendRequest(messages: Message[], options: ProviderOptions): Promise<ProviderResponse>;
    /**
     * Send a streaming request to OpenAI
     */
    sendStreamingRequest(messages: Message[], options: ProviderOptions): AsyncIterable<ProviderChunk>;
    /**
     * Fetch available models from OpenAI
     */
    fetchModels(apiKey?: string): Promise<Model[]>;
    /**
     * Verify connection to OpenAI
     */
    verifyConnection(apiKey?: string): Promise<boolean>;
    /**
     * Build the request body for OpenAI API
     */
    private buildRequestBody;
    /**
     * Format messages for OpenAI API
     */
    protected formatMessages(messages: Message[]): unknown[];
    /**
     * Format content for OpenAI API
     */
    private formatContent;
    /**
     * Parse OpenAI response
     */
    protected parseResponse(response: unknown): ProviderResponse;
    /**
     * Make HTTP request to OpenAI
     */
    private makeRequest;
    /**
     * Handle error responses from OpenAI
     */
    private handleErrorResponse;
    /**
     * Get API key from environment
     */
    private getApiKeyFromEnv;
}
//# sourceMappingURL=openai.d.ts.map