Create app.py

app.py

@@ -0,0 +1,32 @@
+from fastapi import FastAPI, HTTPException
+from pydantic import BaseModel
+from g4f.client import Client
+import uvicorn
+
+app = FastAPI()
+client = Client()
+
+class ChatRequest(BaseModel):
+    message: str
+    model: str = "gpt-4.1"
+
+@app.get("/")
+def root():
+    return {"status": "ok", "engine": "g4f"}
+
+@app.post("/chat")
+def chat(req: ChatRequest):
+    try:
+        response = client.chat.completions.create(
+            model=req.model,
+            messages=[{"role": "user", "content": req.message}],
+            web_search=False
+        )
+        return {
+            "reply": response.choices[0].message.content
+        }
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))
+
+if __name__ == "__main__":
+    uvicorn.run(app, host="0.0.0.0", port=7860)