Email API
The cleanest email API. At half the price.
Send transactional emails via REST API or SMTP. Custom domain authentication, real-time delivery logs, bounce handling, and webhooks. From $9/mo.
From $9/mo
for 50,000 emails
Sub-100ms
delivery latency
99.9%
uptime SLA
5 languages
official SDKs
Send your first email in 3 steps
- 1
Create an account
Sign up for Utobo Mail and generate an API key from your dashboard. - 2
Install the SDK
npm install @utobo-mail/sdk - 3
Send
import { UtoboMail } from "@utobo-mail/sdk"; const client = new UtoboMail("av_live_your_key"); await client.emails.send({ from: "hello@yourdomain.com", to: "user@example.com", subject: "Welcome", html: "<p>Your account is ready.</p>", });
Everything included
- REST API with JSON request/response
- SMTP relay on port 587 with STARTTLS
- Custom sending domain setup wizard
- DKIM, SPF, and DMARC configuration
- Real-time delivery event logs
- Hard and soft bounce handling
- Spam complaint processing and suppression
- Webhook events for every email action
- API key management with scoped permissions
- Email templates with dynamic variables
- AI email writer and subject line optimiser
- 5 official SDKs (Node.js, Python, Go, PHP, Ruby)
Simple pricing
| Monthly emails | Price |
|---|---|
| 10,000 | $9/mo |
| 25,000 | $14/mo |
| 50,000 | $19/mo |
| 100,000 | $35/mo |
| 250,000 | $69/mo |
| 500,000 | $119/mo |
| 1,000,000 | $189/mo |
| 2,500,000 | $379/mo |
Extra emails: from $0.60 per 1,000 over your limit.