Renmin University of China

GRID, a spreadsheet engine company, achieved 91.25% accuracy on the SpreadsheetBench verified 400 set using Claude Sonnet, demonstrating that an AI agent with a dedicated spreadsheet engine outperform…

Researchers from Renmin University of China and Microsoft Research introduced Arbor, a persistent hypothesis tree that helps AI coding agents remember and refine learnings over long research sessions.…

Researchers at Renmin University of China and Microsoft Research released Arbor, an open-source framework that outperformed OpenAI's Codex and Anthropic's Claude Code by more than 2.5 times in average…