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Z.ai · First-party API · LLM

GLM-5.3-Flash

Release announcedReleased on Aug 26, 2026

Z.ai released GLM-5.3-Flash on Aug 26, 2026. Source: docs.z.ai · Last checked Oct 23, 2026

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Release announced

Released on Aug 26, 2026

Z.ai announced this model on 2026-08-26.

Hosting route
First-party API
Affected scope
Not stated in the notice
Announced
Aug 26, 2026
First seen by ModelClock
Oct 15, 2026

What the provider published

docs.z.ai ↗

2026-08-26 GLM-5.3-Flash

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GLM-5.3-Flash shutdown date

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