🚀Introducing Code Arena: the next generation of live coding evals for frontier AI models. Built to test how models plan, scaffold, debug, and build real web apps step-by-step. Try Claude, GPT-5, GLM-4.6 and Gemini in Code Arena today!

🚨 Image Edit Leaderboard Update! Reve Edit Fast by @reve is now publicly released…and has broken into the Top 5! The Arena community is impressed. Not only is it faster than Reve Edit, but it's 5× more cost efficient. Congrats to the @reve team on this release! 👏

🚀 Introducing Arena Expert: a new LMArena evaluation framework to identify the toughest, most expert-level prompts from real users, powering a new Expert leaderboard. We also introduce Occupational Categories that underlie eight new leaderboards: 💻 Software & IT Services ✍️ Writing, Literature, & Language 🔬 Life, Physical, & Social Science 🎭 Entertainment, Sports, & Media 📈 Business, Management, & Financial Ops 🧮 Mathematical ⚖️ Legal & Government 🩺 Medicine & Healthcare Explore how models perform across fields in thread 🧵 👇