Twilio Email API
Twilio Email API lets teams add transactional email to applications and cross-channel workflows through the Twilio Console.
What Twilio Email API is
Twilio Email API lets teams add transactional email to applications and cross-channel workflows through the Twilio Console. It can send transactional and marketing messages to one or more recipients in a JSON request, with real-time logs and deliverability tools. Emails can be scheduled up to seven days ahead, and LiquidJS templates can personalize subject, text, and HTML fields. Status reports include sent, delivered, undelivered, opened, and failed. Requests with attachments are limited to 10 MB and 10,000 total recipients. The pay-as-you-go charge is $0.0013 per email sent, with no monthly base fee, feature tiers, or overage charges. A 30-day trial offers 100 free emails per day. Twilio describes Email and SendGrid as separate products built on the same email infrastructure, with SendGrid positioned for high-volume transactional and marketing email. The listed delivery method is API, template options are both, log retention is seven days, and a dedicated IP option is available. Twilio was founded in 2008 and is headquartered in San Francisco, California.
Good
- JSON API sends to one or multiple recipients
- Can schedule email up to seven days ahead
- Reports delivery and engagement statuses
- No monthly base fee or overage charges
- Trial includes 100 free emails per day
Watch out
- Attachments and recipients have request limits
- Delivery logs are retained for seven days
- Trial lasts 30 days
- Charges $0.0013 per email sent
Who it suits
It suits developers adding transactional or marketing email to an application through an API. Teams should check the request size and recipient limits, as well as the per-email charge after the trial.
Verdict
Twilio Email API offers scheduling, template personalization, and status reporting with a per-email billing model. Its request limits and seven-day log retention are worth checking against the volume and tracking needs of an application.
Plans and prices
From Twilio Email API's own pricing page, checked 11 Oct 2001.
| Plan | Price | What it gives you |
|---|---|---|
| Twilio Email pay-as-you-go | Free | No monthly base fee · No feature tiers · No overage charges · per email sent |
| Twilio Email free trial | Free | 30 days · 100 free emails per day |
The facts
Each one read from Twilio Email API's own pages, with the date it was checked.
What it does
- API use
- The Email API sends transactional and marketing emails to one or multiple recipients using a JSON request.checked 11 Oct 2001
- Developer access
- Twilio SendGrid Email API supports RESTful APIs and SMTP relay, with programming-language libraries and interactive documentation.checked 11 Oct 2001
- Monitoring
- The API reports email statuses including sent, delivered, undelivered, opened, and failed.checked 11 Oct 2001
- Personalization
- The API supports LiquidJS templating in the subject, text, and HTML fields.checked 11 Oct 2001
- 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.checked 11 Oct 2001
- Purpose
- Twilio Email lets teams add transactional email to applications and existing cross-channel workflows through the Twilio Console.checked 11 Oct 2001
- Request limits
- A request including attachments is limited to 10 MB and 10,000 total recipients.checked 11 Oct 2001
- Scheduling
- Emails can be scheduled up to seven days in advance.checked 11 Oct 2001
- Security
- Twilio SendGrid lists SPF, DKIM, DMARC, and TLS encryption among its email security features.checked 11 Oct 2001
- Sending and tracking
- It provides high-deliverability infrastructure to send and track transactional emails, with real-time email logs and deliverability tools.checked 11 Oct 2001
- Support
- Twilio SendGrid says its email experts can help with setup, troubleshooting, deliverability, and open rates.checked 11 Oct 2001
Money
- Billing
- Twilio Email charges a flat $0.0013 per email sent, with no monthly base fees, feature tiers, or overage charges.checked 11 Oct 2001
- Trial
- New users can try Twilio Email for 30 days with 100 free emails per day.checked 11 Oct 2001
The company
- Company history
- Twilio says it was founded in 2008 to simplify telecommunications and bring communications to the cloud.checked 11 Oct 2001
- Founded
- 2008checked 28 Sep 2001
- Headquarters
- San Francisco, California, United Stateschecked 28 Sep 2001
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