Sentence Transformers

A developer abandoned building a custom document Q&A system after struggling with fine-tuning and keyword search, then built a working prototype using Retrieval-Augmented Generation (RAG) with OpenAI …

The article announces the release of six new Sentence Transformers CrossEncoder reranker models, ranging from 17 million to 1 billion parameters, which are built on Ettin ModernBERT encoders and achie…