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Z.ai · First-party API · LLM

GLM-5

Release announcedReleased on Feb 12, 2026

Z.ai released GLM-5 on Feb 12, 2026. Source: docs.z.ai · Last checked Oct 23, 2026

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Release announced

Released on Feb 12, 2026

Z.ai announced this model on 2026-02-12.

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First-party API
Affected scope
Not stated in the notice
Announced
Feb 12, 2026
First seen by ModelClock
Oct 15, 2026

What the provider published

docs.z.ai ↗

2026-02-12 GLM-5

Designed for complex system engineering and long-range Agent tasks, GLM-5 shifts the paradigm from coding to engineering, demonstrating strong deep-reasoning performance in backend architecture, complex algorithms, and stubborn bug fixing.

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