Created by researchers from UC Berkeley, Arena (formerly LMArena) is a community-powered platform to measure and advance the frontier of AI for real-world use. Tens of millions of builders, researchers, and creative professionals come to Arena to use frontier models and give feedback on their responses, shaping a public leaderboard grounded in real-world use.

Data Scientist - ML Research

Software Engineer, Marketing & Web

GTM Strategy & Ops Lead

Business Development

Infrastructure Engineer

Site Reliability Engineer (SRE)

Backend Engineer

Associate General Counsel - AI Product & Privacy

People Operations Lead

Software Engineer, Anti-Abuse

Senior Software Engineer, Product















