LLM API Providers · reliability comparison
Cohere vs Mistral API: which is more reliable? (2026)
Cohere is more reliable than Mistral API, scoring 91.6 vs 72.0 out of 100. Over the last 90 days Cohere reported 2 incidents and Mistral API reported 16, with effective uptime of 99.94% and 99.63% respectively. Mistral API resolves incidents faster on average (1h 9m).
Data updated Nov 1, 2026 · How we score
| Metric | Cohere | Mistral API |
|---|---|---|
| Reliability score | 91.6 | 72.0 |
| Rank (LLM API providers) | #2 | #7 |
| Uptime (90 days) | 99.94% | 99.63% |
| Incidents (90 days) | 2 | 16 |
| Partial / major outages | 1 | 5 |
| Avg time to resolve | 2h 40m | 1h 9m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Cohere and Mistral API differ
- Mistral API reported 8× as many incidents as Cohere over the last 90 days (16 vs 2).
- Mistral API had 5 partial or major outages, compared with 1 for Cohere.
- Mistral API fixes problems faster: 1h 9m on average, against 2h 40m for Cohere (2.3× quicker).
- Cohere's longest outage on record lasted 1h 18m (Feb 13, 2026); Mistral API's lasted 3h 46m (Sep 10, 2026).
90-day uptime
Cohere
Mistral API
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Cohere incidents
- Degraded performanceSep 1, 2026 · resolved in 4h 22m
Affected: embeddings, rerank-english-v3.0, embed-v4.0, command-a-reasoning-08-2025, rerank-v4.0-fast, All Endpoints
- Partial outageAug 5, 2026 · resolved in 57m
Documentation Content Loading Issues
Affected: Docs
Recent Mistral API incidents
- Degraded performanceOct 23, 2026 · resolved in 2h 50m
- Degraded performanceOct 13, 2026 · resolved in 27m
- Partial outageOct 12, 2026 · resolved in 35m
- Major outageSep 29, 2026 · resolved in 2h 46m
Elevated error rate on some of our servicesofficial update ↗
- Degraded performanceSep 29, 2026 · resolved in 29m
- Partial outageSep 22, 2026 · resolved in 38m
Other LLM API providers to consider
- Perplexity API · #1 · 99.94% uptime
- Groq · #3 · 99.94% uptime
- Cerebras Inference · #4 · 99.88% uptime
- xAI API · #5 · 99.76% uptime