SMS API - Twilio
An SMS API is an application program interface that lets you send SMS text messages through an SMS gateway. SMS APIs 'bridge the gap' between telecommunications carrier networks and the internet so you can easily send and receive text messages from web applications.
What is an SMS Gateway? - Twilio
An SMS Gateway enables a computer to send and receive SMS text messages to and from an SMS capable device over the global telecommunications network (normally to a mobile phone). The SMS Gateway translates the message sent, and makes it compatible for delivery over the network to be able to reach the recipient.
SMS Pricing in United States for Text Messaging - Twilio
View SMS pricing to send & receive text messages in the United States. Pay as you go to scale for your business needs. Start now with a free trial.
International SMS via Domestic Gateway - Twilio
Check the SMS Guidelines for the destination country for any restrictions on domestic or international traffic: If the message is genuinely domestic, open a support request and provide evidence to clarify.
What is an SMS API? - Twilio
A SMS API is well-defined software interface which enables code to send short messages via a SMS Gateway. As the infrastructures for SMS communications and the internet are mostly divided, SMS APIs are often used to 'bridge the gap' between telecommunications carrier networks and the wider web.
SMS Pricing in Canada for Text Messaging | Twilio
View SMS pricing to send & receive text messages in Canada. Pay as you go to scale for your business needs. Start now with a free trial.
Saudi Arabia: SMS Guidelines - Twilio
How Twilio handles an SMS message destined for landline telephone number. You cannot send SMS to a landline destination number: the Twilio REST API will throw a 400 response with error code 21614, the message will not appear in the logs, and the account will not be charged
Docs: API Reference, Tutorials, and Integration | Twilio
Quickly verify users via SMS, Passkeys, Silent Network Auth, Voice, WhatsApp, TOTP, Push, Silent Device Approval, and Email.
SMS Pricing in Philippines for Text Messaging - Twilio
View SMS pricing to send & receive text messages in the Philippines. Pay as you go to scale for your business needs. Start now with a free trial.
SMS Pricing in Australia for Text Messaging | Twilio
View SMS pricing to send & receive text messages in the Australia. Pay as you go to scale for your business needs. Start now with a free trial.