Provider Configuration

/**
 * Creates a customized xAI provider instance
 * @param options - Configuration options for the provider
 * @returns Configured XaiProvider instance
 */
function createXai(options?: XaiProviderSettings): XaiProvider;

interface XaiProviderSettings {
  /** Base URL for xAI API calls. Defaults to 'https://api.x.ai/v1' */
  baseURL?: string;
  /** API key for authentication. Defaults to XAI_API_KEY environment variable */
  apiKey?: string;
  /** Custom headers to include in requests */
  headers?: Record<string, string>;
  /** Custom fetch implementation for middleware or testing */
  fetch?: FetchFunction;
}

// Required imports for type definitions
import type { FetchFunction } from '@ai-sdk/provider-utils';

import { createXai } from '@ai-sdk/xai';

// Using default settings
const provider = createXai();

// Custom configuration
const customProvider = createXai({
  apiKey: 'your-api-key',
  baseURL: 'https://custom-api.example.com/v1',
  headers: {
    'X-Custom-Header': 'value',
  },
});

// Create models with custom provider
const model = customProvider('grok-beta');

/**
 * Default xAI provider instance with standard configuration
 * Uses XAI_API_KEY environment variable and default base URL
 */
const xai: XaiProvider;

import { xai } from '@ai-sdk/xai';

// Direct usage with default provider
const model = xai('grok-beta');
const imageModel = xai.image('grok-2-image');

interface XaiErrorData {
  error: {
    message: string;
    type?: string | null;
    param?: any;
    code?: string | number | null;
  };
}