Use transformers==4.50.0

requirements.txt

@@ -4,16 +4,16 @@ langchain-chroma==0.2.4
 langchain-huggingface==0.3.0
 langgraph>=0.4.7,<0.6
 # Required by langchain-huggingface
-sentence-transformers>=4.1.0
+sentence-transformers==5.0.0
 # Required by Nomic embeddings
 einops==0.8.1
-torch==2.7.1
+torch==2.5.1
 # Stated requirements:
 #   SmolLM3: transformers>=4.53
 #   Gemma 3: transformers>=4.50
 # Gemma 3 with transformers==4.54.0 gives:
 #   ValueError: Max cache length is not consistent across layers
-transformers==4.53.3
+transformers==4.50.0
 # Commented because we have local modifications
 #tool-calling-llm==0.1.2
 bm25s==0.2.12