Update app.py

changed embedding model

app.py

@@ -15,7 +15,7 @@ load_dotenv()
 assert os.getenv("TOGETHER_API_KEY"), "api key missing"
 
 # Use a sentence transformer for embeddings
-embedding_model = SentenceTransformer("BAAI/bge-base-en-v1.5")  # Alternative: 'togethercomputer/m2-bert-80M-8k-retrieval'
+embedding_model = SentenceTransformer("togethercomputer/m2-bert-80M-8k-retrieval")  # Alternative: 'togethercomputer/m2-bert-80M-8k-retrieval' 'BAAI/bge-base-en-v1.5'
 embedding_dim = 768  # Adjust according to model
 
 # Initialize FAISS index