AI Chat Assistants · monthly outage report
AI Chat Assistants outages: September 2025
The 10 AI chat assistants we track reported 1 incident in September 2025. Perplexity reported the most (1). 9 had a clean month: ChatGPT, Claude, DeepSeek Chat, Gemini, Grok, Microsoft Copilot, Pi, Poe, You.com.
| Vendor | Incidents | Partial / major |
|---|---|---|
| Perplexity | 1 | 0 |
| ChatGPT | 0 | 0 |
| Claude | 0 | 0 |
| DeepSeek Chat | 0 | 0 |
| Gemini | 0 | 0 |
| Grok | 0 | 0 |
| Microsoft Copilot | 0 | 0 |
| Pi | 0 | 0 |
| Poe | 0 | 0 |
| You.com | 0 | 0 |
Longest AI Chat Assistants outages in September 2025
No partial or major outages were reported this month.