Update

api_service.py

@@ -28,7 +28,7 @@ VECTOR_DB_DIR = os.getenv("VECTOR_DB_DIR", "/tmp/vector_db_chroma")
 COLLECTION_NAME = "my_instrument_manual_chunks"
 
 LLM_MODEL_NAME = "meta-llama/Meta-Llama-3.1-8B-Instruct-Turbo"
-EMBEDDINGS_MODEL_NAME = "togethercomputer/m2-bert-80M-32k-retrieval"
+EMBEDDINGS_MODEL_NAME = "BAAI/bge-base-en-v1.5"
 
 # --- 2. Lifespan Event Handler ---
 @asynccontextmanager