访问 huggingface.co/new-space，登录后创建：
my-embedding）在 Space 的 Files 页面，依次创建以下文件：
fastapi
uvicorn
sentence-transformers
torchimport os
os.environ["OMP_NUM_THREADS"] = "1"
os.environ["MKL_NUM_THREADS"] = "1"
os.environ["TOKENIZERS_PARALLELISM"] = "false"
import torch
torch.set_num_threads(1)
import threading
from functools import lru_cache
from typing import List, Optional
from fastapi import FastAPI, HTTPException, Header
from fastapi.middleware.cors import CORSMiddleware
from pydantic import BaseModel
from sentence_transformers import SentenceTransformer
ACCESS_KEY = os.environ.get("ACCESS_KEY", "")
MODEL_ID = "BAAI/bge-m3"
app = FastAPI()
app.add_middleware(CORSMiddleware, allow_origins=["*"], allow_credentials=True, allow_methods=["*"], allow_headers=["*"])
@lru_cache(maxsize=1)
def get_model():
return SentenceTransformer(MODEL_ID, trust_remote_code=True)
class EmbedRequest(BaseModel):
input: List[str]
model: Optional[str] = "bge-m3"
@app.post("/v1/embeddings")
async def embed(req: EmbedRequest, authorization: Optional[str] = Header(None)):
if ACCESS_KEY and (authorization or "").replace("Bearer ", "").strip() != ACCESS_KEY:
raise HTTPException(401, "Unauthorized")
embeddings = get_model().encode(req.input, normalize_embeddings=True)
return {"data": [{"embedding": e.tolist(), "index": i} for i, e in enumerate(embeddings)]}
@app.get("/v1/models")
async def models():
return {"data": [{"id": "bge-m3"}]}
@app.get("/health")
async def health():
return {"status": "ok"}
@app.on_event("startup")
async def startup():
threading.Thread(target=get_model, daemon=True).start()FROM python:3.10-slim
WORKDIR /app
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt
COPY app.py ./
RUN python -c "from sentence_transformers import SentenceTransformer; SentenceTransformer('BAAI/bge-m3', trust_remote_code=True)"
EXPOSE 7860
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "2"]上传完成后自动开始构建，约需 10 分钟（下载模型）。
成功后状态变为 Running
https://用户名-空间名.hf.spacebge-m3https://用户名-空间名.hf.space（减号连接，非斜杠）/healthACCESS_KEY 环境变量