DocsAuthentication ▾
IntroductionQuickstartAuthenticationSending emailDomainsAPI keysSMTP relayWebhooksTemplatesBroadcastsAudiences & contactsSuppression listOpen & click trackingIP warm-upDeliverabilityAnalytics & logsLimits & errorsSelf-hosting & configurationEmailsDomainsAudiences & contactsBroadcastsTemplatesWebhooksAPI keys, suppressions, metrics
Getting started
Authentication
Authenticate every request with your API key in the Authorization header.
Authorization: Bearer mv_xxxxxxxxxxxxxxxxKey permissions
| Permission | Can do |
|---|---|
full | Everything: send, manage domains, audiences, templates, webhooks and keys. |
sending_access | Only POST /emails and POST /emails/batch. Safe to deploy in application servers. |
A key may also be restricted to a single domain. Keep keys secret and store them in environment variables, never in client-side code.