Saved in this browser for 24 hours, then removed. Validate checks the key shape in this browser, then confirms it is active. After 8 checks, this browser pauses the button for 15 minutes. Sending a request below still changes live data for the key's project.
Brand API
Contacts, audiences, and campaigns for one brand at a time.
Each key belongs to one project. These pages are published from Help, so an admin can change them without a code release.
01
Project key
A key only reads and writes its own brand.
02
Scopes
Read, write, and send are granted separately.
03
120 / min
Extra requests return HTTP 429.
API
Brand API overview
Give each brand a project and an API key so they can manage their own audience and campaigns.
API security
How keys, scopes, and rate limits work.
Contacts API
Add, update, list, and remove subscribers.
Lists API
Audiences, the same idea as a Mailchimp audience.
Templates and campaigns API
Create email content, save a draft, schedule, or send.
Send one email
Email one person from a template right away, and optionally add them to a list.
Analytics API
Opens, clicks, and unsubscribes for the key's project.