SMS & Voice APIs · reliability comparison
AWS End User Messaging vs Telnyx: which is more reliable? (2026)
AWS End User Messaging is more reliable than Telnyx, scoring 100.0 vs 28.6 out of 100. Over the last 90 days AWS End User Messaging reported 0 incidents and Telnyx reported 34, with effective uptime of 100% and 92.61% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | AWS End User Messaging | Telnyx |
|---|---|---|
| Reliability score | 100.0 | 28.6 |
| Rank (SMS & voice APIs) | — | #11 |
| Uptime (90 days) | 100% | 92.61% |
| Incidents (90 days) | 0 | 34 |
| Partial / major outages | 0 | 10 |
| Avg time to resolve | — | 16h 24m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where AWS End User Messaging and Telnyx differ
- AWS End User Messaging reported no incidents in the last 90 days, while Telnyx reported 34.
- Telnyx had 10 partial or major outages, compared with 0 for AWS End User Messaging.
90-day uptime
AWS End User Messaging
Telnyx
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent AWS End User Messaging incidents
No incidents reported by AWS End User Messaging in the last 90 days.
Recent Telnyx incidents
- Degraded performanceOct 30, 2026 · resolved in 2h 14m
Affected: API V2, API V1
- MaintenanceOct 30, 2026 · ongoing
Voice Services Update - All Regions
Affected: Sydney, Australia, Chennai, India, Melbourne, Australia, Frankfurt, Germany, Toronto, Canada, Mumbai, India +7 more
- Degraded performanceOct 29, 2026 · resolved in 25m
Delays with Messaging Webhooks, Mission Control Number and Porting ordering/configurations
Affected: API V2, US East Region, US Central Region, US West Region
- MaintenanceOct 29, 2026 · ongoing
Scheduled maintenance for Programmable Voice - Voice API/Programmable Voice - TeXML EU/US/APAC/UAE
Affected: Middle East, US, Europe, Australia, Middle East, US +2 more
- Degraded performanceOct 28, 2026 · resolved in <1m
Affected: Europe, Canada, US, Australia, Asia (Beta), Middle East
- Degraded performanceOct 27, 2026 · resolved in 2h 33m
Affected: NORAM
Other SMS & voice APIs to consider
- Plivo · #1 · 100% uptime
- Telesign · #2 · 99.91% uptime
- Textmagic · #3 · 99.82% uptime
- Africa's Talking · #4 · 99.80% uptime