Telnyx review
Telnyx is a US developer CPaaS that opened a staffed Sydney office in September 2025, offering Australian mobile numbers and local data locality. No Australian per-message rate is published publicly.
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Not yet scored
One of 44 brands reviewed. Not in the priced comparison: publishes no Australian rate.
- No published Australian per-message rate
- The Sydney office is newly opened (September 2025), a shorter local track record than Australian-owned gateways here
Where Telnyx stands
Telnyx is a US developer CPaaS that opened a staffed Sydney office in September 2025, offering Australian mobile numbers and local data locality. No Australian per-message rate is published publicly.
A global company with a registered Australian entity, office, or support presence, even though its head office is overseas. How we classify this.
Sending under your own brand name also depends on the ACMA SMS Sender ID Register, separate from this site's own scoring. What the register requires.
What Telnyx publishes instead of a rate
Telnyx publishes no Australian per-message rate that maps onto a monthly volume, so this page carries no rate table and no cost calculator. Putting a figure here would mean quoting a price Telnyx does not publish. What it does publish is below.
| Feature | Published |
|---|---|
| API | not published |
| Email to SMS | not published |
| Two way | not published |
| SMPP | not published |
| Dedicated number | not published |
| Shared number | not published |
| Sender ID | not published |
"Not published" means the provider states nothing either way on its Australian pages. It is not the same as "No", and this page does not turn one into the other.
A staffed Sydney office, newly opened
Telnyx is a US developer CPaaS headquartered in Chicago, founded in 2009. It sits in the same competitive category as Plivo and Twilio, a self-serve API rather than a dashboard product, but its Australian presence goes further than a network point: Telnyx opened a staffed office in Martin Place, Sydney in September 2025, with local sales, engineering and customer success teams rather than infrastructure alone. That is a genuine Tier 2 classification, though a recent one; a year of local operating history is a shorter track record than the Australian-owned gateways in this comparison, several of which have run their own Australian support for a decade or more.
No Australian dollar per-message rate is published on Telnyx's own pages. A buyer comparing it against a published Australian gateway rate is comparing a real, current local office against a number they cannot yet get without a quote.
Compare Telnyx with another provider
| Measure | Telnyx | Cellcast |
|---|---|---|
| Overall out of 10 | not published | 9.0 |
| Rate at 1K | no published rate | 3.70c |
| Rate at 15K | no published rate | 3.10c |
| Rate at 125K | no published rate | 2.83c |
| Rate at 250K | no published rate | 2.83c |
| Cost at 15,000 a month | not published | $465 |
| Carrier routes | not published | not published |
| Uptime | not published | "100% uptime SLA" and a "100% delivery rate guarantee"; no SLA document, credit schedule or remedy is published behind either |
| Dedicated number | not published | Yes |
| Shared number | not published | Yes |
| Alpha sender ID | not published | Yes |
| Email to SMS | not published | Yes |
| SMPP | not published | not published |
| Two way | not published | Yes |
| Support | not published | 8am to 8pm AEST staffed, with 24/7 emergency tickets; phone, email and SMS |
| Head office | Chicago, Illinois, United States | South Melbourne, Victoria |
| Public reviews | not published | 4.2/5 from 6 reviews on Trustpilot |