Transactional email, sovereign by default.
The developer-first email API for UK businesses and the public sector — receipts, password resets and alerts, sent from infrastructure that never leaves UK jurisdiction.
Estimate your cost
How much will you send?
— plan
—
Start free
Send in three steps
1
Verify your domain
Add the SPF, DKIM and DMARC records — generated for you.
2
Create an API key
Live and test (sandbox) keys, scoped and revocable.
3
Send
One POST to our API — DKIM-signed, from UK infrastructure.
Send your first email
curl -X POST https://sovmail.co.uk/api/v1/email \
-H "Authorization: Bearer smk_live_…" \
-H "content-type: application/json" \
-d '{"from":"noreply@mail.you.uk","to":"user@example.org",
"subject":"Welcome","text":"Hello"}'
UK-sovereign — unlike the US incumbents
| Sovereign Mail | Postmark / Mailgun | |
|---|---|---|
| UK-owned & UK-hosted | Yes | No |
| Outside US CLOUD Act | Yes | No |
| No open/click tracking (privacy) | Yes | Tracks opens/clicks |
| Pay by UK bank transfer | Yes | Card only |
| Public-sector ready | Yes | — |