Rankings
Which cloud and SaaS providers break the most, from their own posted incidents. How the Down Index scores them.
Providers ranked by uptime over the last 90 days, lowest first. 48 providers with 90 days of history in Messaging and comms.
- 1. Telnyx99.92%1h 39m of weighted downtime
- 2. Twitch99.95%56m of weighted downtime
- 3. SMTP2GO99.95%54m of weighted downtime
- 4. Knock99.97%32m of weighted downtime
- 5. Klaviyo99.97%29m of weighted downtime
- 6. GoTo99.98%14m of weighted downtime
- 7. beehiiv99.98%13m of weighted downtime
- 8. Aircall99.98%13m of weighted downtime
- 9. Intercom99.99%9m of weighted downtime
- 10. Discord99.99%8m of weighted downtime
- 11. Reddit99.99%8m of weighted downtime
- 12. Front99.99%6m of weighted downtime
- 13. Substack99.99%6m of weighted downtime
- 14. Brevo99.99%4m of weighted downtime
- 15. Braze99.99%3m of weighted downtime
- 16. Sinch99.99%3m of weighted downtime
- 17. LiveKit Cloud99.99%3m of weighted downtime
- 18. Bandwidth99.99%3m of weighted downtime
- 19. Dialpad99.99%2m of weighted downtime
- 20. Customer.io99.99%1m of weighted downtime
- 21. OneSignal99.99%1m of weighted downtime
- 22. Resend99.99%1m of weighted downtime
- 23. Ably99.99%1m of weighted downtime
- 24. Twilio99.99%No incidents posted
- 25. Circle100.00%No incidents posted
- 26. Kit100.00%No incidents posted
- 27. Courier100.00%No incidents posted
- 28. Daily100.00%No incidents posted
- 29. Discourse100.00%No incidents posted
- 30. Iterable100.00%No incidents posted
- 31. LinkedIn100.00%No incidents posted
- 32. Loops100.00%No incidents posted
- 33. MailerSend100.00%No incidents posted
- 34. Mailgun100.00%No incidents posted
- 35. Mailjet100.00%No incidents posted
- 36. Bird100.00%No incidents posted
- 37. Novu100.00%No incidents posted
- 38. Pinterest100.00%No incidents posted
- 39. Plivo100.00%No incidents posted
- 40. Pusher100.00%No incidents posted
- 41. SendGrid100.00%No incidents posted
- 42. Slack100.00%No incidents posted
- 43. SparkPost100.00%No incidents posted
- 44. Spotify Web API100.00%No incidents posted
- 45. Vapi100.00%No incidents posted
- 46. Agora100.00%No incidents posted
- 47. Stream100.00%No incidents posted
- 48. Zoom100.00%No incidents posted
Uptime is counted from each provider's own incidents: a major outage counts fully against the components it names, a partial outage 30%, a single-region outage only for its share of regions, and minor issues (one country, site, carrier route or asset) not at all. About has the details.