从再来一个无限 O3 / O4-mini / g 4.1 / c 3.7 / c3.5 / r1 / v3 / grok 3 / g 2.5 pro / flux pro 1.1继续讨论： 
我都懒得放合集里 
// freeai_proxy.ts
import { serve } from "https://deno.land/std@0.190.0/http/server.ts";

const FREEAI_API_BASE = "https://freeaichatplayground.com/api/v1";
const DEFAULT_MODEL = "Deepseek R1";

// 获取可用模型列表
async function fetchModels() {
  try {
    const response = await fetch(`${FREEAI_API_B...