GLM models TRIAL

GLM-5.3 and GLM-5.3-Flash carry the most permissive license (MIT) in the current wave of Chinese frontier open weights, and Flash uses hybrid sparse-linear attention to cut long-context serving cost. Research has shown that a single-direction weight edit can strip Flash of its refusals.

Next stepCheck serving-stack version requirements, measure unit cost on your own long-context tasks, and add your own guardrails before serving it externally.

Judgment reviewed 2026-10-01 · Basis: Z.ai open-sources GLM-5.3-Flash (new base, hybrid attention, MIT)、Zhipu releases GLM-5.3, claiming the strongest open-weights coding model、A one-direction weight edit strips refusal from the shipped GLM-5.3-Flash weights