Transactional email, refined
One endpoint. Beautiful logs. Real-time delivery events. Start with 1,000 emails a month — free, no card.
curl -X POST https://postpipe.app/api/v1/emails \
-H "Authorization: Bearer mg_live_..." \
-d '{
"from": "you@yourdomain.com",
"to": "user@example.com",
"subject": "Welcome!",
"html": "<strong>You're in.</strong>"
}'Trusted by teams shipping at scale
Features
Every detail tuned for developers who care about the craft of sending email.
POST /api/v1/emails with JSON. That's the whole integration.
Delivered, opened, clicked, bounced — captured automatically.
Verify a sending domain in minutes with auto-generated DNS records.
Every send, queryable. Filter, search, debug.
Generate, name, revoke. Keys are stored as SHA-256 hashes.
1,000 emails per month, free. Upgrade to prepaid credits or a monthly plan when you grow.
Loved by developers
"Swapped our old provider in an afternoon. The logs alone paid for the migration."
Maya Chen
Engineering Lead, Linear
"Postpipe is what I'd build if I had infinite time. The API feels like home."
Daniel Okafor
CTO, Foldspace
"Realtime events and beautifully clean dashboards. It just makes sense."
Inés Marín
Founder, Tinybridge
Pricing
Start free. Pay only when you outgrow it.