Update requirements.txt

requirements.txt

@@ -1,27 +1,24 @@
 gradio==4.44.1
 fastapi==0.115.0
 starlette==0.38.2
-pydantic==2.10.6          # align with the base layer
-# pydantic-core: DO NOT PIN; pulled by pydantic
 
+pydantic==2.10.6
+# don't pin pydantic-core; pydantic pulls the right version
 uvicorn==0.30.1
 
-# ML / LLM
+# LLMs / embeddings
+cohere==5.5.8
 transformers==4.43.3
 accelerate==0.33.0
 torch>=2.3.1
 sentence-transformers==3.0.1
-cohere==5.5.8
-openai>=1.40.0
-anthropic>=0.34.0
 huggingface_hub>=0.24.6
-
-# Vector / utils
-faiss-cpu==1.8.0.post1
 regex>=2024.5.15
 
-# Data
+# Vector & utils (optional: FAISS not required for this simple RAG)
 numpy>=1.26.4
+
+# Data & docs
 pandas>=2.2.2
 pillow>=10.4
 pdfminer.six>=20250506
@@ -33,4 +30,3 @@ PyPDF2>=3.0.0
 pdfplumber>=0.11.4
 openpyxl>=3.1.0
 pyarrow>=10.0.0
-