GLM

Zhipu's GLM-5.2 Narrows the Gap With Anthropic's Fable 5 on Coding Benchmarks

Zhipu AI's open-weight GLM-5.2 model has placed second globally on the Code Arena coding benchmark, trailing only Anthropic's Claude Fable 5 and sitting within one point of Claude Opus 4.8 on the hardest agentic tasks. The result, recorded after the model's June 13 release under an MIT license, signals a fast-closing capability gap between Chinese open-weight systems and the leading U.S. frontier models. Benchmark Performance On Code Arena's front-end coding leaderboard, GLM-5.2 places second