api-proxy

[c7kybf2h26-wq]

export default async function handler(req, res) {
// 允许跨域
res.setHeader("Access-Control-Allow-Origin", "");
res.setHeader("Access-Control-Allow-Headers", "");

if (req.method === "OPTIONS") {
return res.status(200).end();
}

try {
// 你要代理的上游 API（示例：OpenAI/DeepSeek/...）
const upstream = "https://api.example.com/v1/chat/completions";

const response = await fetch(upstream, {
  method: "POST",
  headers: {
    "Content-Type": "application/json",
    "Authorization": `Bearer YOUR_API_KEY`
  },
  body: JSON.stringify(req.body),
});

const data = await response.text(); // 重要：支持流式
res.status(200).send(data);

} catch (err) {
res.status(500).json({ error: err.message });
}
}