Use the DeepSeek model to quickly build a conversational AI site

// In the edge function (example path: /functions/v1/chat/completions/index.js)
export async function onRequestPost({ request }) {
  // Parse user input
  const { content } = await request.json();
  try {
    // Call the Edge AI service
    const response = await AI.chatCompletions({
      model: '@tx/deepseek-ai/deepseek-v3-0324',
      messages: [{ role: 'user', content }],
      stream: true, // Enable streaming output
    });
    // Return streaming response
    // ......
  } catch (error) {
    // ......
  }
}

export class AIService {
  //......
  constructor(
    deepseekApiKey: string, 
    siliconFlowApiKey: string, 
    groqApiKey: string,
    tencentApiKey: string
  ) {
    // Initialize AI service settings
    this.serviceConfigs = [
      // Add configuration item
      {
        name: 'edgeonepages',
        baseURL: 'https://www.example.com/v1', // Replace www.example.com with your domain name
        enabled: true,
        priority: 1  // highest priority
      },
      {
        name: 'tencent',
        baseURL: 'https://api.lkeap.cloud.tencent.com/v1',
        model: 'deepseek-v3',
        enabled: true,
        priority: 2  // second priority
      },
      {
        name: 'deepseek',
        baseURL: 'https://api.deepseek.com/v1',
        model: 'deepseek-chat',
        enabled: true,
        priority: 3  // third priority
      }
    ];
    //......
  }
}