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POST
/
api
/
v1
/
emails
Create Email
curl --request POST \
  --url https://api.sequenzy.com/api/v1/emails \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "subject": "<string>",
  "previewText": "<string>",
  "html": "<string>",
  "blocks": [
    {}
  ]
}
'
{
  "success": true,
  "email": {
    "id": "email_123",
    "companyId": "company_123",
    "name": "Welcome",
    "subject": "Welcome",
    "previewText": null,
    "blocks": [{ "id": "block_123", "type": "text", "variant": "html", "content": "<h1>Hello</h1>" }],
    "createdAt": "2026-04-19T12:00:00.000Z",
    "updatedAt": "2026-04-19T12:00:00.000Z"
  }
}

​
Create Email

You can create an email template with either raw HTML or structured blocks. Raw HTML is stored as a native HTML body.

​
Request

​
name
string
required
Email name.
​
subject
string
required
Email subject line.
​
previewText
string
Optional inbox preview text.
​
html
string
Raw HTML body. Provide either html or blocks, not both.
​
blocks
array
Structured email blocks. Provide either blocks or html, not both. Put block styling under styles; top-level style keys like backgroundColor, backgroundOpacity, borderColor, borderWidth, and borderRadius are normalized into styles.
curl -X POST "https://api.sequenzy.com/api/v1/emails" \
  -H "Authorization: Bearer API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"name":"Welcome","subject":"Welcome","html":"<h1>Hello</h1>"}'

​
Responses

{
  "success": true,
  "email": {
    "id": "email_123",
    "companyId": "company_123",
    "name": "Welcome",
    "subject": "Welcome",
    "previewText": null,
    "blocks": [{ "id": "block_123", "type": "text", "variant": "html", "content": "<h1>Hello</h1>" }],
    "createdAt": "2026-04-19T12:00:00.000Z",
    "updatedAt": "2026-04-19T12:00:00.000Z"
  }
}