Apple Open-Sources CoGR for Co-Evolved Generative Retrieval

Apple's paper "It Takes Two to Match" introduces CoGR, an open-sourced framework that uses reinforcement learning to co-evolve LLM-generated keywords for both queries and items, enabling retrieval directly over an inverted index while staying compatible with existing infrastructure.

2026-09-02 ~ 2026-09-04 · 3 related posts

• Apple's CoGR: Co-Evolving Generative Retriever with Reinforcement Learning — _reachsumit · 2026-09-02
• Apple's CoGR co-evolves LLM generative retriever with RL for inverted-index search — apple · 2026-09-03
• CoGR: Co-Evolving Generative Retrieval Trained with Reinforcement Learning — _akhaliq · 2026-09-04