Z.ai's GLM-5.2 tops open-weight models on Artificial Analysis work benchmark
The open-weight model scored 1524 Elo on GDPval-AA, putting it near proprietary frontier systems on agentic knowledge-work tasks.
By Ryan Merket · Published
Primary source: X / Artificial Analysis
Why it matters
GLM-5.2 gives open-weight AI a stronger claim in agentic knowledge work: not just cheaper access, but benchmark performance near closed frontier models.
Z.ai (@Zai_org)'s GLM-5.2 ranked as the leading open-weight model and No. 3 overall on Artificial Analysis' GDPval-AA benchmark, according to Artificial Analysis (@ArtificialAnlys) in a three-post thread on X on Monday, June 22nd.…
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