Merge pull request #141 from DevanshuNEU/feat/rerank-v4-upgrade

chore: upgrade Cohere rerank model to v4.0-fast

Author: DevanshuNEU

backend/services/search_v2/hybrid_searcher.py

@@ -28,7 +28,7 @@ def __init__(
         pinecone_index,
         embedding_fn,
         cohere_api_key: Optional[str] = None,
-        rerank_model: str = "rerank-v3.5",
+        rerank_model: str = "rerank-v4.0-fast",
     ):
         self.index = pinecone_index
         self.embed = embedding_fn