GLM-5.2 Tops Crowdsourced HTML Design Benchmark, Beats Claude Fable 5
China’s Zhipu AI GLM-5.2 grabbed the top spot in Design Arena’s HTML web-design leaderboard (non-agent category) on June 19, 2026, beating Claude Fable 5 and others in a crowdsourced benchmark, marking a five‑place jump from GLM-5.1 with an Elo around 1360 in the Code Categories arena.