AI Chat Assistants · reliability comparison
DeepSeek Chat vs Gemini: which is more reliable? (2026)
Gemini is more reliable than DeepSeek Chat, scoring 88.0 vs 77.3 out of 100. Over the last 90 days DeepSeek Chat reported 20 incidents and Gemini reported 1, with effective uptime of 100% and 99.94% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | DeepSeek Chat | Gemini |
|---|---|---|
| Reliability score | 77.3 | 88.0 |
| Rank (AI chat assistants) | #4 | #1 |
| Uptime (90 days) | 100% | 99.94% |
| Incidents (90 days) | 20 | 1 |
| Partial / major outages | 4 | 0 |
| Avg time to resolve | — | 7h 22m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where DeepSeek Chat and Gemini differ
- DeepSeek Chat reported 20× as many incidents as Gemini over the last 90 days (20 vs 1).
- DeepSeek Chat had 4 partial or major outages, compared with 0 for Gemini.
90-day uptime
DeepSeek Chat
Gemini
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent DeepSeek Chat incidents
- Degraded performanceOct 20, 2026 · resolved (duration not published)
- Major outageOct 15, 2026 · resolved (duration not published)
DeepSeek 网页/API 部分中断（DeepSeek Web/API Partially Unavailable）
- Degraded performanceOct 12, 2026 · resolved (duration not published)
- Major outageOct 12, 2026 · resolved (duration not published)
- Degraded performanceOct 8, 2026 · resolved (duration not published)
- Degraded performanceOct 1, 2026 · resolved (duration not published)
Recent Gemini incidents
- Degraded performanceSep 11, 2026 · resolved in 7h 22m
Mitigated intermittent elevated error rates with Gemini 3.1 Pro models on Gemini Web and Gemini App.
Affected: Gemini
Other AI chat assistants to consider
- Perplexity · #2 · 99.83% uptime
- Grok · #3 · 99.78% uptime
- Pi · #5 · 99.01% uptime
- Claude · #6 · 99.25% uptime