A coding-model evaluation arena where users compare models by having them produce code and vote on results; its coding and frontend comparisons support leaderboard evaluation.
Recent stories
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releaseSECONDARY2026-09-01
Alibaba releases Qwen3.8-Max-0902 with 1M-token context
Alibaba released Qwen3.8-Max-0902 through QwenCloud with a 1M-token context window and 2.4T parameters. The company prices input at $2 per million tokens and says the model leads Code Arena's WebDev leaderboard.
newsSECONDARY2026-07-18
Code Arena users report Kaleb shows Qwen-like token quirks
Multiple testers reported Kaleb and torenia-alpha appearing in Code Arena/LMArena, and several pointed to Qwen-like token quirks in Kaleb. Follow-up tests described strong 3D output and a late-2025 or early-2026 cutoff, but the model identity remains unconfirmed.