GLM-5.3-Flash — reviews, specs & pricing

320B-A18B hybrid-attention MoE (MIT), first natively multimodal GLM-5 model; ran anonymously on OpenRouter as 'Ox Alpha' before launch.

Specifications

  • Provider: zhipu ai
  • License: open
  • Parameters: 320B
  • Context: 1049k tokens
  • Input price: $0.15/M tok
  • Output price: $0.5/M tok
  • Released: 2026-08-26

Average rating 0.0 from 0 community reviews on Reviuws.

Frequently asked questions

What is GLM-5.3-Flash?

320B-A18B hybrid-attention MoE (MIT), first natively multimodal GLM-5 model; ran anonymously on OpenRouter as 'Ox Alpha' before launch.

How much does GLM-5.3-Flash cost?

GLM-5.3-Flash costs $0.15 per million input tokens and $0.5 per million output tokens.

Is GLM-5.3-Flash open source?

GLM-5.3-Flash is released under the open license.