Mitigated intermittent elevated error rates with Gemini 3.1 Pro models on Gemini Web and Gemini App.
minor- Started
- Sep 11, 9:00 AM EDT
- Resolved
- Sep 11, 4:22 PM EDT
- Duration
- 7h 22m
Google's updates (1)
- available · Sep 11, 4:45 PM EDT
Summary: Mitigated intermittent elevated error rates with Gemini 3.1 Pro models on Gemini Web and Gemini App. Description: Between 6:00 PDT and 13:22 PDT on 11 September 2026, a subset of Gemini users may have experienced elevated error rates with Gemini 3.1 Pro models on Gemini Web and Gemini App. From preliminary analysis, the issue was triggered by a recent rollout. Our engineers identified the cause and mitigated it with a code change. We thank you for your patience while we worked on resolving the issue. Symptoms: Customers may have encountered intermittent errors when using Gemini 3.1 Pro models on Gemini Web and Gemini App.
What our checks recorded
We checked Gemini 89 times from Google's start time to its resolution, once every five minutes. Every one of them reached Gemini's site, so this incident did not show up as a failed page load. Our check loads the public site; it cannot see an API error or a broken feature. Median response time was 212 ms, against 217 ms over the 24 hours before. Google posted the incident at Sep 11, 4:45 PM EDT.
Updates are Google's own words from its status page (status: resolved); we never add an inferred cause. The vendor's incident page ↗