Create app.py

app.py

@@ -0,0 +1,23 @@
+from flask import Flask, request, jsonify
+import os
+from openai import OpenAI
+
+app = Flask(__name__)
+client = OpenAI(base_url="https://router.huggingface.co/v1",
+                api_key=os.environ["HF_TOKEN"])
+MODEL = "Qwen/Qwen3-Next-80B-A3B-Instruct"
+
+history = []
+
+@app.post("/chat")
+def chat():
+    user = request.json["message"]
+    history.append({"role": "user", "content": user})
+    rsp = client.chat.completions.create(model=MODEL, messages=history)
+    bot = rsp.choices[0].message.content
+    history.append({"role": "assistant", "content": bot})
+    return jsonify({"reply": bot})
+
+if __name__ == "__main__":
+    app.run(debug=True)
+