LaunchAI ModelsSeptember 1, 2026

GLM-5.3 tops agentic benchmarks via post-training

Z.ai's GLM-5.3 hit 84.5% on CyberGym, beating GPT-5.6 and Claude Fable 5 on agentic benchmarks. It kept the GLM-5.2 base, scaling post-training with more long-horizon environments. Hallucination rate is over 2x lower than Fable 5.

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3 days · 0 reports · 5 community posts · from Aug 29

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