transactional email
6 articles
Loops in 2026: CLI, AI Skills, and Conversion Tracking Arrive
Loops shipped a CLI, agent Skills, and conversion tracking in 2026, betting on developers who send email from code. Here's what's new and where it falls short.
How to Send Bulk Email with Postmark's New Bulk API
Postmark's Bulk API sends one message to thousands of recipients in a single call. Here's how to set it up, what it costs, and where it still falls short.
Amazon SES Agent Skills: AI-Assisted Email Development Explained
Amazon SES now ships open-source Agent Skills for Claude Code and Kiro. Here's how they work, how to install them, and the mistakes they prevent.
Postmark's KumoMTA Migration: Faster Queue Times and What They Mean for Your Stack
Postmark migrated its sending engine to KumoMTA in 2026. Here's what changed under the hood, what the queue-time numbers mean, and how Postmark now stacks up.
Transactional vs Marketing Email: What's the Difference?
Transactional and marketing emails follow different rules and need different infrastructure. Here's how to tell them apart and choose the right tool for each.
SendGrid Is Now Twilio.com: What It Means for Email Senders
SendGrid.com merged into Twilio.com. Here's what actually changed, what didn't, and how SendGrid compares to the top alternatives.