Twilio API vs SMS API
Messaging & Communication APIs · Side-by-side API comparison
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Twilio API
Twilio
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SMS API
nexmo
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| Description | Send SMS, make voice calls, and handle two-factor authentication via API. Free trial account includes credit to send real messages with no credit card required.… | With the SMS API you can send SMS from your account and lookup messages both messages that you've sent as well as messages sent to your virtual numbers. Numbers are specified in E.164 format. More SMS… |
| Auth Type | Basic Auth | No Auth |
| Pricing | — | Free & Open |
| Uptime (7 days) | No data | No data |
| Avg Response | — | — |
| SDKs | npm pypi ruby go | — |
| Sample Requests | 2 endpoints | 1 endpoint |
| Categories | SMS Voice Communications | API |
| Full Details | View Twilio API | View SMS API |