Reliability Engineering for Global Scale

Precision SMTP.
Zero Latency.

The world's most robust relay infrastructure for transactional systems. Send billions of messages with 99.999% inbox placement and sub-5ms ingestion.

Success Stories

Trusted by engineering teams at industry leaders.

40%

E-Commerce Scale

Global Retailers reduced checkout notification latency by 40% after switching to our EMEA-Central-1 cluster.

Zero

Identity Spoofing

Our proprietary Node-Identity-Sync protocol eliminated cross-cluster spoofing for major FinTech providers.

Transparent Pricing

Scale without limits.

Developer
$49/mo
  • ✔ 50k Messages/mo
  • ✔ Shared IP Pool
  • ✔ Standard API Access
Most Popular
Scale Engine
$199/mo
  • 500k Messages/mo
  • Dedicated Cluster Node
  • Priority Handshake Sync
Infrastructure
Custom
  • ✔ Unlimited Scale
  • ✔ Custom Node Allocation
  • ✔ 24/7 Ops Engineering