How-to guides
Task-oriented recipes. Each one is self-contained, copy-paste-able, and assumes nothing beyond an account and a credential.
Send with Node.js
fetch, error handling, and a tiny typed client. No SDK required.
Send with Python
requests in five lines, plus attachments and templates.
Verify a sending domain
SPF + DKIM records, the verify call, and how to debug them.
Manage suppressions
What lands on the do-not-send list and how to clean it up.
Receive webhooks
A working receiver with signature verification and retries.
Migrate from Postal
Config compatibility, what maps 1:1, and what changed.
Invite your team
Invitations, the four RBAC roles, and sensible defaults.
Set up SSO (OIDC)
Okta, Entra ID, Google or Keycloak in front of the dashboard.