SendBolt Docs
Send transactional + marketing email through your own infrastructure without standing up a Postfix farm. Bring a domain, point DNS, hit one endpoint per recipient. Bounces, complaints, suppressions, warmup, DKIM rotation, and deliverability monitoring are handled for you.
Pick your path
- I just signed up — get me from 0 to first delivered email in 30 minutes
- I need to send signup verification emails right now
- I'm about to launch a 50k campaign — what could go wrong?
Common recipes
Signup verification
Send a one-time-code or click-to-confirm email when a user signs up.
Welcome email
Triggered seconds after the verification clicks through.
Magic-link login
Passwordless auth — single-use, 30-minute expiry.
Password reset
HMAC-signed reset URL with replay protection.
Payment receipt
Triggered by your Stripe webhook with line items.
Weekly newsletter
List-based campaign with auto-suppress + unsubscribe.
Reference
Compare to a hosted ESP
| Capability | SendBolt | SendGrid / Mailgun |
|---|---|---|
| Per-tenant DKIM + DMARC alignment | ✅ | ✅ |
| Bounce / complaint auto-suppression | ✅ | ✅ |
| Domain warm-up curve | ✅ (W118 11-tier) | ✅ |
| Per-recipient send-time AI | ✅ (W132-A) | ✅ (Pro) |
| Pre-send spam-score predictor | ✅ (W131-B) | ❌ |
| Pre-send bounce-risk predictor | ✅ (W133-C) | ❌ |
| Dedicated IP pools | ✅ (W133-A) | ✅ (Pro) |
| Inbound parse + retry queue | ✅ (W132-F + W133-D) | ✅ |
| SOC2 daily evidence pack | ✅ (W127-I) | ✅ (Enterprise) |
| Your data, your VPS | ✅ | ❌ |
| Per-1k pricing | $0.003 to $0.0004 | $0.0008 to $0.0001 |