LLM API Providers · reliability comparison
Anthropic API vs Google Gemini API: which is more reliable? (2026)
Google Gemini API is more reliable than Anthropic API, scoring 100.0 vs 36.9 out of 100. Over the last 90 days Anthropic API reported 36 incidents and Google Gemini API reported 0, with effective uptime of 97.53% and 100% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | Anthropic API | Google Gemini API |
|---|---|---|
| Reliability score | 36.9 | 100.0 |
| Rank (LLM API providers) | #11 | — |
| Uptime (90 days) | 97.53% | 100% |
| Incidents (90 days) | 36 | 0 |
| Partial / major outages | 23 | 0 |
| Avg time to resolve | 3h 34m | — |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Anthropic API and Google Gemini API differ
- Google Gemini API reported no incidents in the last 90 days, while Anthropic API reported 36.
- Anthropic API had 23 partial or major outages, compared with 0 for Google Gemini API.
- Anthropic API's longest outage on record lasted 3d (Oct 7, 2026); Google Gemini API's lasted 1h 58m (Feb 27, 2026).
90-day uptime
Anthropic API
Google Gemini API
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Anthropic API incidents
- Partial outageOct 27, 2026 · resolved in 41m
Elevated errors for Claude Sonnet 5.5
Affected: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
- Partial outageOct 27, 2026 · resolved in 42m
Elevated errors for Claude Sonnet 5.5
Affected: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
- Partial outageOct 25, 2026 · resolved in 32m
Elevated errors for Claude Fable 5.1
Affected: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
- Partial outageOct 25, 2026 · resolved in 1h 39m
Elevated errors for Claude Sonnet 5.5 and other models
Affected: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
- Partial outageOct 24, 2026 · resolved in 37m
Elevated errors for Claude Fable 5 and Claude Fable 5.1
Affected: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
- Partial outageOct 24, 2026 · resolved in 6m
Elevated errors for Claude Opus 5.5
Affected: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
Recent Google Gemini API incidents
No incidents reported by Google Gemini API in the last 90 days.
Other LLM API providers to consider
- Perplexity API · #1 · 99.94% uptime
- Cohere · #2 · 99.94% uptime
- Groq · #3 · 99.94% uptime
- Cerebras Inference · #4 · 99.88% uptime