BulkSMS API
5.7#33 in sms apisWebAPI
VisitBulkSMS API vs Telnyx SMS API
Telnyx SMS API
8.2#2 in sms api servicesFrom $500 a monthFree planWebAPI
VisitWhat both publish
| Fact | BulkSMS API | Telnyx SMS API |
|---|---|---|
| Company history | BulkSMS.com says it was founded in 2000 along with its parent company, Celerity Systems (Pty) Ltd. | Telnyx was founded in 2009 and is based in Austin, Texas, with offices in Denver, Dublin and Amsterdam. |
| Founded | 2000 | 2009 |
| Headquarters | Cape Town, South Africa | Chicago, Illinois, United States |
| Support | BulkSMS provides support resources including FAQs and video tutorials. | Telnyx advertises free 24/7 expert support for the SMS API. |
BulkSMS API plans
No prices published.
Telnyx SMS API plans
- SMS API usageFree
- SMS API pay as you goFree
- Pay as you goFree
- Committed$500 a month
- Enterprise$5,000 a month
Pick BulkSMS API if…
You want what its maker publishes above — check its page for the details.
Pick Telnyx SMS API if…
This API suits developers building SMS or MMS messaging into applications, including workflows that need inbound webhooks, delivery reporting, or multiple sender types. Account limits and per-message charges are worth reviewing before use.