Update app.py

app.py

@@ -5,7 +5,7 @@ from langchain.text_splitter import CharacterTextSplitter
 from langchain_community.vectorstores import FAISS
 from langchain.embeddings import HuggingFaceEmbeddings
 from langchain.chains import RetrievalQA
-from langchain_community.chat_models import ChatGroq
+from langchain_groq import ChatGroq  # NEW import
 
 # -------------------------------
 # Sidebar for API key input
@@ -39,7 +39,11 @@ vectorstore = FAISS.from_documents(docs, embeddings)
 # -------------------------------
 # Groq LLM setup
 # -------------------------------
-llm = ChatGroq(temperature=0, model_name="LLaMA3-8b-8192")
+llm = ChatGroq(
+    temperature=0.7,
+    model_name="llama3-8b-8192",  # Make sure to use correct lowercase name
+    groq_api_key=api_key
+)
 
 qa_chain = RetrievalQA.from_chain_type(
     llm=llm,