Getting started

To send your first email with the Twilio Email API, set up your account, authenticate your requests, and send a request to the Emails endpoint.

Prerequisites

Before you begin, ensure you have the following:

A Twilio account: Sign up for a free account.
A Verified Sender: An approved domain identity in the Twilio Console that matches the domain of the from address.
Compliance: Ensure your email content and recipient lists comply with regional anti-spam regulations, for example CAN-SPAM and GDPR.

Authenticate your requests

The API uses HTTP Basic authentication. To authenticate, include a Basic Auth header using one of the following pairs:

Your Account SID and Auth Token
Your API Key SID and API Key Secret

Send your first email

1curl -X POST 'https://comms.twilio.com/v1/Emails' \
2-H 'Content-Type: application/json' \
3-d '{
4    "from": {
5        "address": "support@example.com",
6        "name": "Support Team"
7    },
8    "to": [
9        {
10            "address": "john.doe@example.com",
11            "name": "John Doe"
12        }
13    ],
14    "content": {
15        "subject": "Your subject line",
16        "html": "<p>Your message content in HTML format.</p>",
17        "text": "Your message content in plain text."
18    }
19}' \
20-u $TWILIO_ACCOUNT_SID:$TWILIO_AUTH_TOKEN

Response (202 Accepted):

Response (202 Accepted)

1{
2    "operationId": "comms_operation_01h9krwprkeee8fzqspvwy6nq8",
3    "operationLocation": "https://comms.twilio.com/v1/Emails/Operations/comms_operation_01h9krwprkeee8fzqspvwy6nq8"
4}

What's next?

See Mail Send for more details on sending emails, including how to send to multiple recipients and use advanced features like templates and attachments.