Email delivery
that just works.
REST API and SMTP relay for transactional and marketing emails. Full DKIM/SPF/DMARC, real-time analytics, webhooks, and dedicated IPs — at a fraction of the cost.
curl -X POST https://api.emitlo.com/v1/messages \
-H "Authorization: Bearer $EMITLO_KEY" \
-H "Content-Type: application/json" \
-d '{
"from": "hello@yourdomain.com",
"to": "user@example.com",
"subject": "Welcome to Emitlo 🚀",
"html": "<h1>Hello, world</h1>"
}'
// → { "id": "msg_8f2c…", "status": "queued" }Engineered for teams shipping at scale
Built to deliver. Every single time.
Not just an API wrapper. A complete email delivery infrastructure engineered for reliability, speed, and developer control.
DKIM / SPF / DMARC
Per-domain RSA 2048-bit keys. Automatic DNS record publishing. Full authentication out of the box.
247ms median delivery
Messages hit the recipient's inbox in under 300ms on average. No queuing delays, no throttling.
High Email Deliverability
Intelligent bounce handling, suppression lists, and reputation monitoring keep your deliverability high.
99.9% uptime SLA
Redundant infrastructure with automatic failover. Your emails go out even when things go wrong.
GDPR compliant by design
Email body cleared after queue transit. No long-term PII storage. Built for European compliance.
Automatic retries
Transient failures are retried with exponential backoff. HMAC-signed webhooks notify you of every event.
Cost per 1,000 emails
Up to 12× cheaper than alternatives
* Approximate prices based on public data (April 2026).
Lock in early access pricingEvery primitive a sender needs. Zero bloat.
Built ground-up by infrastructure engineers — not retrofitted from a 2008 marketing tool. Modern, fast, and deeply observable.
REST API + SMTP relay
Send single or batch via a clean POST, or drop in SMTP credentials for any framework. Same rate limits, same authentication, same observability.
Real-time analytics
Sent, delivered, opened, clicked, bounced, complained — streamed to your dashboard in milliseconds.
HMAC-signed webhooks
Real-time event delivery for every email lifecycle event — delivered, opened, clicked, bounced, complained.
{ "event": "delivered", "message_id": "msg_8f2c...", "to": "user@example.com", "timestamp": 1714234567 }
Easy domain setup
Add your domain, and Emitlo generates DKIM keys and publishes DNS records automatically. Verified in minutes.
Full visibility into every message you send. Delivery status, bounce details, and event history — all in one dashboard.
Emails
From signup to first send in under 5 minutes.
No sales calls. No onboarding sessions. Just an API key and the docs.
Add your domain
Register a sending domain. We generate DKIM keys and publish DNS records — automatically verified within minutes.
Create credentials
Generate a unique key. Use it for REST API or SMTP — same identity, same rate limits.
Ship your first send
POST to /api/v1/messages or pipe SMTP. Watch delivery telemetry stream in real-time.
One price. Up to 12× cheaper.
No tiers. No hidden fees. No surprises at the end of the month.
Free
Limited timePerfect for testing and side projects.
2,000 → 12,000 emails for early signups
- 400 emails / day
- 50 emails / hour
- 3 Sending domains
- 3 API / SMTP credentials
- 14 days Log history
- 10 MB Max attachment
Pro
Pay as you goFor production applications at any scale.
No tiers. No commitments. No hidden fees.
- 500,000 emails / day
- 25,000 emails / hour
- 20 Sending domains
- 50 API / SMTP credentials
- 90 days Log history
- 25 MB Max attachment
Cost comparison
Price per 1,000 emails
* Competitor prices are approximate, based on publicly available data (April 2026).
Calculate your monthly cost
Questions? We've got answers.
Both REST API (POST /api/v1/messages) and SMTP relay. Use whichever fits your stack — they share the same rate limits, same authentication, same observability.
When you add a domain, Emitlo generates a unique RSA 2048-bit DKIM keypair and publishes DNS records automatically. Verification is fully automated — usually within 60 seconds.
Yes. Email body content is stored only during queue transit and cleared after submission. No long-term PII storage. EU-hosted data residency is available on request.
We process bounces via DSN parsing with VERP-encoded Return-Path for precise attribution. Hard bounces are added to your suppression list automatically; soft bounces are retried with exponential backoff.
Yes. Dedicated sending IPs are available as an add-on for senders who want full reputation control. By default, all accounts use high-quality, warmed shared IPs.
We're in private beta now. Join the waitlist to get early access, priority onboarding, and pricing locked in for life.
Step into the control center.
Lock in early-access pricing, priority onboarding, and 12,000 free emails every month — for as long as your account exists.
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