Sending over 413+ million emails per month
Everything you need
Simple email sending & validation API, powerful analytics, smart alerting system and power deliverability optimisation tools make SendPost standout as the most forward thinking email API service.
Email API & SMTP Relay
We have API SDKs present in over 14+ programming languages - Java, PHP, NodeJS, Ruby, Python etc. You can also connect us in old fashioned way using SMTP relay.
Sub-Accounts & Groups
Segregate your email sending for products, customers or email types using Sub-Accounts. Get detailed analytics for specific email types using groups.
Sub-Account & IP Stats
Know your deliverability, bounce, open and click rate at both sub-account and IP level. We show stats for aggregated SMTP errors and your inboxing on major ISPs - gmail, yahoo, outlook, aol etc.
Debug any deliverability issue based on a sub-account or IP by SMTP code, description, recipient, sender and more. 90 day log retention and super fast search.
Dedicated & Shared IPs
If you are getting started you can use our shared IP pools for email sending. For big senders, manage your own dedicated and shared IP pools.
Clean your list by removing hard bounce, spam traps, invalid emails, email typos, honey pot email addresses and more.
Alerts & Notification
Setup automated alerts and notification through slack & email when specific sub-account or IP deliverability suffers or your hard bounce has increased.
Rate limiting, Throttling & Routing
For power users, you can control speed of email sending and throttling at an IP. You can also route emails from an IP Pool based on specific rules.
Get automatically notified on various email events. Process this data or integrate with your own application.
Automated incident creation when your domain gets blacklisted, deliverability decreases or bounce percentage changes.