Rumor watch · Zhipu

Zhipu officially confirmed GLM-5.3-Flash night usage campaign extended to 2026-10-07

Event date

Sep 22, 2026 06:55 Tue · Beijing Time (UTC+8)

Resolved

Sep 22, 2026 15:39 Tue · Beijing Time (UTC+8)

Review updated

Sep 22, 2026 16:01 Tue · Beijing Time (UTC+8)

BigModel CN notice states 2026-09-03 to 2026-10-07 and notes the deadline was extended from Sep 20 to Oct 7. Official Zhipu poster also announces the extension. Formal perk same id reactivated. The board display is merged into zai-coding-plan-midautumn-enjoy-2026-09; the confirmation is unchanged.

Original claim: ZCode / Zhipu GLM-5.3-Flash night free unlimited campaign rumored extended to 2026-10-07