/emails

Request Body

application/json

TypeScript Definitions

Use the request body type in TypeScript.

from*string

Sender, "Name user@domain" or bare address; the domain must be verified for the team

to*|array<string>

Recipient address or list of up to 50

subject*string

Subject line

Length1 <= length

html?string

HTML body; at least one of html/text is required

text?string

Plain-text body; at least one of html/text is required

cc?|array<string>

Cc address or list

bcc?|array<string>

Bcc address or list

reply_to?|array<string>

Reply-To address or list

scheduled_at?string

Deliver later: ISO 8601 with offset, or relative like "in 2 hours" (an ISO 8601 datetime with offset (e.g. "2026-09-01T12:00:00Z") or a relative time like "in 5 mins", "in 2 hours", or "in 1 day"); max 30 days ahead

tags?array<>

Key/value labels attached to the email for filtering

topic_id?string

Topic id: recipients opted out of the topic are skipped and an unsubscribe link is added

Formatuuid

attachments?array<>

Attachments with base64 content (no remote paths)

headers?

Extra message headers (transport headers are rejected)

template?unknown

Not supported yet: any value is a 422. Send html/text instead

Response Body

`application/json`

curl -X POST "https://example.com/emails" \  -H "Content-Type: application/json" \  -d '{    "from": "string",    "to": "string",    "subject": "string"  }'

{  "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08"}

/emails

Request Body

Response Body

200application/json

403application/json

404application/json

409application/json

422application/json

429application/json

`application/json`

`application/json`

`application/json`

`application/json`

`application/json`

`application/json`