Ohio State and Amazon researchers release QUEST, an open-weight model family that beats GPT-4o on the GAIA benchmark

QUEST: Training Frontier Deep Research Agents with Fully Synthetic Tasks "We release Quest, a family of open models (ranging from 2B to 35B) that serve as general-purpose deep research agents designed to handle a wide range of long-horizon search tasks, with strong capabilities in fact seeking, citation grounding, and report synthesis"