StatusGator reported user-submitted outages for Z.ai's services on June 22, 2026, including error messages such as "Internal error: API Error: 529[The service may be temporarily overloaded, please try again later]" and prompts to "switch to GLM-5-Turbo for experience or try again later."
Open source ↗
Z.ai
GLM-5.5
PREV GLM-5.2 · 2026-06-16
- Window
- Aug 1 – Aug 31, 2026
- Confidence
- 80%
- Analysis
- A JPMorgan analyst report predicts that Zhipu AI will launch its next flagship model, GLM-5.5, in August 2026. This aligns with the baseline statistical release cadence, increasing confidence and allowing for a more focused release window centered on August.
Last updated: 2026-06-24
GLM family release history
Historical release interval
51–83d
Est. next interval
58d×0.97/release
Days since current model
9d
Current model released
2026-06-16
Signals
JPMorgan expects Zhipu AI to launch its next flagship model, GLM-5.5, in August 2026, potentially as a >1T-parameter model.
Open source ↗›Prediction history (2)
2026-06-24 · Jul 29 – Sep 5, 2026 · 60%
A JPMorgan analyst report predicts that Zhipu AI will launch its next flagship model, GLM-5.5, in August 2026. This aligns with the baseline statistical release cadence, increasing confidence and allowing for a more focused release window centered on August.
2026-06-24 · Jul 2026 – Sep 2026 · 45%
A JPMorgan analyst report predicts Zhipu AI will launch its next flagship model, GLM-5.5, in August 2026. This aligns with the baseline statistical release cadence, increasing confidence and allowing for a more focused release window.