"""Test Gemini API trực tiếp""" import os from dotenv import load_dotenv from langchain_google_genai import ChatGoogleGenerativeAI load_dotenv() api_key = os.getenv('GOOGLE_API_KEY') print(f"API Key: {api_key[:20]}..." if api_key else "No API Key found!") try: print("\n🧪 Testing gemini-2.5-flash...") llm = ChatGoogleGenerativeAI( model="gemini-2.5-flash", google_api_key=api_key, temperature=0.1 ) result = llm.invoke("Xin chào, bạn là ai?") print(f"✅ SUCCESS: {result.content[:100]}...") except Exception as e: print(f"❌ ERROR: {e}") import traceback traceback.print_exc()