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from fastapi import FastAPI, HTTPException
from fastapi.middleware.cors import CORSMiddleware
from pydantic import BaseModel
from duckai import DuckAI
from g4f.client import Client
app = FastAPI()
# Configure CORS
app.add_middleware(
CORSMiddleware,
allow_origins=["*"],
allow_credentials=True,
allow_methods=["GET", "POST", "PUT", "DELETE", "OPTIONS"],
allow_headers=["*"],
)
class ChatQuery(BaseModel):
query: str
@app.get("/chat/")
async def chat(query: str):
if not query:
raise HTTPException(status_code=400, detail="Query parameter is required")
client = Client()
duck = DuckAI() # Initialize DuckAI here
try:
results = client.chat.completions.create(
model="gpt-4o-mini",
messages=[{"role": "user", "content": query}],
web_search=False
)
return {"results": results}
except Exception as e1:
print(f"Primary model (gpt-4o-mini) failed: {e1}")
try:
results = duck.chat(query, model='claude-3-haiku')
return {"results": results}
except Exception as e2:
print(f"Fallback model (claude-3-haiku) also failed: {e2}")
raise HTTPException(
status_code=500,
detail={
"error": "Both models failed",
"primary_error": str(e1),
"fallback_error": str(e2)
}
)
@app.get("/health")
@app.get("/")
async def health_check():
return {"status": "healthy"}
if __name__ == "__main__":
import uvicorn
uvicorn.run(app, host="0.0.0.0", port=7860, log_level="info", reload=True) |