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New — Management API now available on all plans

Build on UGMail

email infrastructure Full programmatic control over your email. Create domains, provision mailboxes, manage aliases and forwarders, configure DKIM signing — all through a simple REST API. Plus seven open protocols, ready out of the box. Explore the APIView Protocols No per-user feesUnlimited mailboxes99.99% Uptime SLA

1. Get your token

Sign up at my.ugmail.co and grab your Bearer token from Settings → API Connection.

2. Add a domain

POST /api/principal with a domain, then fetch DNS records via /api/dns/.

3. Provision & send

Create mailboxes, then connect via SMTP, IMAP, POP3, or JMAP — all on mail.ugmail.co. Open Protocols & Standards

Seven protocols, built in

No vendor lock-in — your email, your choice. Every protocol you need to sync mail, calendars, contacts, and files, ready out of the box.

JMAP

Modern, fast email API protocol mail.ugmail.co:443HTTPS

IMAP

Two-way sync for any email client mail.ugmail.co:993SSL/TLS

SMTP

Send transactional & app email mail.ugmail.co:587STARTTLS

POP3

Download-only access mail.ugmail.co:995SSL/TLS

CalDAV

Calendar sync across devices mail.ugmail.co:443HTTPS

CardDAV

Contact sync across devices mail.ugmail.co:443HTTPS

WebDAV

File storage as a network drive mail.ugmail.co:443HTTPS

Management API

A simple REST API to create domains, provision email accounts, manage aliases and forwarders, and configure DKIM signing. Tenant-scoped with Bearer token auth. View endpoints

Security

Two-factor authentication, app passwords, SPF/DKIM/DMARC, and Cloudflare proxy guidance. Protect both the account layer and the domain layer. Security guides

Guides

Step-by-step integration guides: connect AI agents via SMTP, create email aliases, set up a domain from scratch, and more. Read guides One request, one mailbox

Provision a mailbox in seconds

The Management API gives you full control over email infrastructure. Create accounts for AI agents, automate SaaS onboarding, or manage hundreds of domains for clients — all from a single, consistent REST API.
  • Tenant-scoped isolation
  • Bearer token authentication
  • Domains, accounts, aliases, forwarders, DKIM
  • Works with curl, Python, Node.js
Read the API reference create-mailbox.sh

Start building in under a minute

Create your free UGMail account, grab your API token from Settings, and start provisioning email accounts programmatically. Create free account Help Center
Last modified on July 17, 2026