Transactional Email APIs · reliability comparison
Elastic Email vs Mailjet: which is more reliable? (2026)
Mailjet is more reliable than Elastic Email, scoring 99.6 vs 82.4 out of 100. Over the last 90 days Elastic Email reported 3 incidents and Mailjet reported 1, with effective uptime of 99.84% and 100% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | Elastic Email | Mailjet |
|---|---|---|
| Reliability score | 82.4 | 99.6 |
| Rank (transactional email APIs) | #8 | #1 |
| Uptime (90 days) | 99.84% | 100% |
| Incidents (90 days) | 3 | 1 |
| Partial / major outages | 1 | 0 |
| Avg time to resolve | 6h 19m | — |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Elastic Email and Mailjet differ
- Elastic Email reported 3× as many incidents as Mailjet over the last 90 days (3 vs 1).
- Elastic Email had 1 partial or major outage, compared with 0 for Mailjet.
- Elastic Email's longest outage on record lasted 1h 43m (Sep 1, 2026); Mailjet's lasted 32m (Jun 5, 2026).
90-day uptime
Elastic Email
Mailjet
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Elastic Email incidents
- Degraded performanceOct 6, 2026 · resolved in 1h 54m
- Degraded performanceSep 22, 2026 · resolved in 15h 21m
- Partial outageSep 1, 2026 · resolved in 1h 43m
Recent Mailjet incidents
- InformationalSep 4, 2026 · resolved in 32m
Other transactional email APIs to consider
- Mailtrap Email Sending · #2 · 99.99% uptime
- Loops · #3 · 99.98% uptime
- Twilio SendGrid · #4 · 99.98% uptime
- Mailchimp Transactional (Mandrill) · #5 · 99.93% uptime
See the full most reliable transactional email apis ranking →