Uncover exactly what happened to your emails — with full transparency, search, and retention for up to a year.
Debug issues faster and optimize deliverability with deep, searchable event data for every email you send.
View technical details including SMTP codes, descriptions, sender, recipient, and more.
Find exactly what you need using powerful filters like SMTP code, group, or email address.
Access up to 90 days of logs by default — or extend to 1 year as needed.
SendPost captures every email event and stores it with searchable context and metadata, so you never miss a detail.
From SMTP responses to opens and bounces — we record everything.
Use built-in filters to locate specific messages, errors, and recipients instantly.
Access 90 days of searchable logs by default — or upgrade to store your data longer.
Everything you need to know about SendX and email marketing
Event logs are retained for 90 days by default, with the option to extend retention to 1 year for an additional cost.
Each log includes SMTP codes, sender and recipient info, IP details, and group context for the email.
Yes, you can filter logs by recipient, sender, SMTP status, IP, group, and more.
Absolutely. SendPost is designed for developers. We offer a robust Email API, SMTP relay service, and SDKs in over 14 programming languages. Additionally, our Email Webhooks allow you to receive real-time event data directly in your application for seamless integration and workflow automation.
Yes, we offer a very generous free forever plan that includes up to 25,000 free emails every month. This plan is designed to give you the freedom to build, test, and fully integrate SendPost into your application without any cost or commitment. No credit card is required to sign up.
Still have questions? We're here to help.
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Send, track, and manage emails with our powerful SMTP and HTTP Email API — engineered for deliverability, scale, and speed.
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Track every email event as it happens and automate your business logic effortlessly with real-time webhooks.
Automate IP warmups, throttle intelligently, and route traffic smartly — all designed for inbox success at scale.