Twilio Email API

Plans and prices

Every plan, in full

On the record

API use

The Email API sends transactional and marketing emails to one or multiple recipients using a JSON request.twilio.com · read 11 Oct 2026

Billing

Twilio Email charges a flat $0.0013 per email sent, with no monthly base fees, feature tiers, or overage charges.twilio.com · read 11 Oct 2026

Company history

Twilio says it was founded in 2008 to simplify telecommunications and bring communications to the cloud.twilio.com · read 11 Oct 2026

Developer access

Twilio SendGrid Email API supports RESTful APIs and SMTP relay, with programming-language libraries and interactive documentation.twilio.com · read 11 Oct 2026

Monitoring

The API reports email statuses including sent, delivered, undelivered, opened, and failed.twilio.com · read 11 Oct 2026

Personalization

The API supports LiquidJS templating in the subject, text, and HTML fields.twilio.com · read 11 Oct 2026

Product distinction

Twilio says Twilio Email and Twilio SendGrid are separate tools built on the same email infrastructure; SendGrid is its platform for high-volume transactional and marketing email.twilio.com · read 11 Oct 2026

Purpose

Twilio Email lets teams add transactional email to applications and existing cross-channel workflows through the Twilio Console.twilio.com · read 11 Oct 2026

Request limits

A request including attachments is limited to 10 MB and 10,000 total recipients.twilio.com · read 11 Oct 2026

Scheduling

Emails can be scheduled up to seven days in advance.twilio.com · read 11 Oct 2026

Security

Twilio SendGrid lists SPF, DKIM, DMARC, and TLS encryption among its email security features.twilio.com · read 11 Oct 2026

Sending and tracking

It provides high-deliverability infrastructure to send and track transactional emails, with real-time email logs and deliverability tools.twilio.com · read 11 Oct 2026

Support

Twilio SendGrid says its email experts can help with setup, troubleshooting, deliverability, and open rates.twilio.com · read 11 Oct 2026

Trial

New users can try Twilio Email for 30 days with 100 free emails per day.twilio.com · read 11 Oct 2026

Alternatives to Twilio Email API

T turboSMTPAndroidiPhone & iPad+5 M MailchimpAndroidiPhone & iPad+2 R ReachMailAndroidiPhone & iPad+2 M MailerSendiPhone & iPadWeb+1 E EmailSuccessWebWindows+3 P PostmarkWebAPI TS Twilio SendGridAPI M MailmarkWebAPI+1

Every alternative, ranked