This API is now deprecated, there is currently no direct replacement API however if you are sending security or verification codes via SMS
you can use the SMS Verify API.
We will continue to operate this API into the future for pre-existing users however no more feature updates will be applied.
Send a free-form message to any mobile device via SMS.
Send SMS globally to any country at great rates:
SMS Rates
We use multiple networks and mobile carriers to ensure your messages will arrive every time.
If more than one request to the same number is received in a short space of time we automatically switch to alternative delivery routes.
Access to this API is restricted, to request access Contact Us
The SMS message to send. Messages are truncated to a maximum of 150 characters for ASCII content OR 70 characters for UTF content
country-code
no
string
ISO 2-letter country code, assume numbers are based in this country. If not set numbers are assumed to be in international format (with or without the leading + sign)
limit
no
integer
10
Limit the total number of SMS allowed to the supplied phone number, if the limit is reached within the TTL then error code 14 will be returned
limit-ttl
no
integer
1
Set the TTL in number of days that the 'limit' option will remember a phone number (the default is 1 day and the maximum is 365 days)
API Response
Parameter
Type
Description
sent
boolean
True if the SMS has been sent
number-valid
boolean
True if this a valid phone number
API Performance
Characteristic
Value
Description
Avg Latency
20ms
Average RTT for requests within the same data center/region
Max Rate
2/second
Maximum inbound request rate. Exceeding this will result in request throttling
Max Concurrency
10
Maximum concurrent/simultaneous requests. Exceeding this will result in error code 06 [TOO MANY CONNECTIONS]