GLM-5.3-Flash
GLM-5.3-Flash was released on 2026-08-26 by Z.ai. Z.ai API and publicly available model weights; launch announcement dated August 26, 2026.
- Lab
- Other
- Release date
- Status
- Generally available
Official announcement. Last checked October 6, 2026. Limits and knowledge cutoff are omitted where this source does not state them.
- Modalities
- Text and visual input; text output
- Availability
- Z.ai API and publicly available model weights; launch announcement dated August 26, 2026.
- Official source
- z.ai
- Last checked
Source
Release dates, model IDs and limits come from each lab’s own announcement, changelog, documentation or deprecations page, linked on every model with the date it was last checked. How we pick and check sources: editorial standards.