If you're sending messages from a non-US or Canada long code number, or an Alphanumeric Sender ID, the upper limit is 10 MPS.ĪPI requests for messages that exceed the specified rates will be queued and executed at the sending rate of your Twilio sender. For messages from a US or Canada long code number, the limit is one message segment per second (MPS). Your messages may experience differing rate limits based on the sender you are using. If you send multiple messages at once from a single Twilio sender (number or Alphanumeric Sender ID), Twilio will queue them up for delivery. Please see this article for the full list of countries that support this feature.

Support for sending messages from an alphanumeric sender ID depends on your destination (‘To’) phone number and is not available everywhere. Twilio Conversations for two-way messaging Looking for the WhatsApp Business API with Twilio? Upgrading Starter Brands to Standard Brands Troubleshooting and Resubmitting Standard Brands ISV Standard API Registration Walkthrough What to Know Before Sending International SMS Messages

How to retrieve and modify message history How to Work with your Free Twilio Trial AccountĬhoose the Right Twilio Phone Number Type

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