/**
 * OpenAI Provider
 *
 * Creates a Provider that talks to the OpenAI Chat Completions API.
 * Uses fetch directly — no external SDK dependency.
 *
 * Supports:
 * - Configurable model (default: gpt-4.1)
 * - Configurable base URL (for Azure / OpenAI-compatible endpoints)
 * - Tool/function calling with automatic format conversion
 * - API key resolution from secrets-engine
 */
import type { Provider, SecretsManagerInterface } from '@tinyclaw/types';
export interface OpenAIProviderConfig {
    secrets: SecretsManagerInterface;
    /** Model to use (default: 'gpt-4.1'). */
    model?: string;
    /** Base URL for the API (default: 'https://api.openai.com'). */
    baseUrl?: string;
}
export declare function createOpenAIProvider(config: OpenAIProviderConfig): Provider;