Create app.py

app.py

@@ -0,0 +1,44 @@
+from fastapi import FastAPI, Request
+from fastapi.middleware.cors import CORSMiddleware
+import httpx
+import os
+
+app = FastAPI()
+
+# CORS इनेबल करना ताकि आपका फ्रंटएंड इसे एक्सेस कर सके
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+NVIDIA_API_KEY = os.getenv("NVIDIA_API_KEY")
+MODEL_NAME = os.getenv("MODEL_NAME", "microsoft/phi-4-multimodal-instruct")
+API_URL = "https://integrate.api.nvidia.com/v1/chat/completions"
+
+@app.post("/v1/chat/completions")
+async def chat_proxy(request: Request):
+    data = await request.json()
+    
+    async with httpx.AsyncClient() as client:
+        response = await client.post(
+            API_URL,
+            headers={
+                "Authorization": f"Bearer {NVIDIA_API_KEY}",
+                "Content-Type": "application/json"
+            },
+            json={
+                "model": MODEL_NAME,
+                "messages": data.get("messages"),
+                "max_tokens": data.get("max_tokens", 4096),
+                "temperature": data.get("temperature", 0.6),
+                "top_p": 0.70
+            },
+            timeout=60.0
+        )
+    return response.json()
+
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=7860)