GLM-5.3 Flash (Ox Alpha) launches, rivals Opus 4.8
Zhipu's GLM-5.3 Flash, an open-weight 320B-parameter MoE (18B active) with 1M context, went viral as Ox Alpha on OpenRouter, serving 42 trillion tokens in six days. It nearly matches Claude Opus 4.8 on DeepSWE and coding benchmarks at a fraction of the cost, with Unsloth GGUF quants and Databricks availability.
How this story unfolded
5 days · 5 reports · 9 community posts · 14 of 15 shown
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