小说 App 用的模型接口，
一个地址接完。

curl https://api.xiaxie.cc/v1/chat/completions \
  -H "Authorization: Bearer sk-gw-你的Key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "auto",
    "messages": [{"role": "user", "content": "写一段武侠开场"}],
    "stream": true
  }'

from openai import OpenAI

client = OpenAI(
    base_url="https://api.xiaxie.cc/v1",
    api_key="sk-gw-你的Key",
)

stream = client.chat.completions.create(
    model="auto",
    messages=[{"role": "user", "content": "写一段武侠开场"}],
    stream=True,
)

for chunk in stream:
    print(chunk.choices[0].delta.content or "", end="")

const res = await fetch("https://api.xiaxie.cc/v1/chat/completions", {
  method: "POST",
  headers: {
    "Content-Type": "application/json",
    "Authorization": "Bearer sk-gw-你的Key",
  },
  body: JSON.stringify({
    model: "auto",
    messages: [{ role: "user", content: "写一段武侠开场" }],
    stream: true,
  }),
});

// 逐段读取 SSE：每行形如 data: {"choices":[{"delta":{"content":"…"}}]}
const reader = res.body.getReader();