Skip to content
AI Primer

LateOn

State-of-the-Art ColBERT Retrieval Model by LightOn

LateOn is an open, Apache 2.0-licensed multi-vector ColBERT retrieval model/product from LightOn. It is built on ModernBERT with 149M parameters and is designed for document retrieval and reranking, including token-level late-interaction search in production RAG/search pipelines.

Recent stories

0 linked stories
No linked stories yet.
AI PrimerAI Primer

Your daily guide to AI tools, workflows, and creative inspiration.

© 2026 AI Primer. All rights reserved.