GLM-5.3 Costs ~1/40 of Claude Opus: What It Does to Your API Bill

GLM-5.3 Costs ~1/40 of Claude Opus: What It Does to Your API Bill Here is a price ratio that should make any engineering manager look twice: a model tied with Claude Opus 4.8 on the Artificial Analysis Intelligence Index, priced at roughly 1/40th of Opus 4.8's official per-token rate. That model is GLM-5.3-Flash, Zhipu AI's MIT-open-source...