Notes on sending better email
Practical guides on deliverability, automation and building with AI agents — from the team behind MailCraft.
Product
Inside the MailCraft Email Builder
A drag-and-drop editor that outputs clean HTML and plain text together, saves your own blocks, and never fights you over a stray inline style.
September 20, 2026 · 6 min read
Deliverability
MailCraft's Free Email Tools, and Why We Built Them
An SPF checker, a DKIM/DMARC checker and an MX lookup — no signup required — because half of deliverability problems start before you ever send an email.
September 13, 2026 · 5 min read
Product
Why MailCraft Prices by Volume, Not by Contacts
Unlimited contacts on every plan, including free. Here's the reasoning, and the math on what it actually saves a growing list.
August 28, 2026 · 5 min read
Comparison
Best Email API for Startups in 2026
What actually matters when you’re picking an email provider at the "we need this working by Friday" stage — and how the options stack up.
March 18, 2026 · 9 min read
Comparison
MailCraft vs Mailchimp: Why Developers Are Switching
Mailchimp is a great marketing tool built for marketers. Here’s where that starts to hurt once developers own the email stack.
March 2, 2026 · 7 min read
AI
Building an AI-Powered Email Assistant with MailCraft
A walkthrough of wiring an AI agent to draft, personalize and send email through MailCraft’s MCP server — with the guardrails that keep it safe.
June 28, 2026 · 9 min read
AI
How to Let AI Agents Send Email (Safely)
Giving an agent a send button is easy. Giving it one you won’t regret takes a few deliberate constraints.
June 12, 2026 · 6 min read
Deliverability
How to Avoid the Spam Folder: A Practical Checklist
Inbox placement isn’t luck. It’s a checklist of specific, fixable things — most of which take an afternoon.
May 29, 2026 · 7 min read
Deliverability
Email Authentication Explained: Why Gmail Rejects Your Email
SPF, DKIM and DMARC in plain language — what each one actually checks, and what it means when Gmail bounces your mail because of them.
April 15, 2026 · 8 min read
Deliverability
How to Warm Up a New Sending Domain
A new domain has no reputation, good or bad. What you send in the first few weeks decides which one it gets.
April 30, 2026 · 6 min read
Engineering
How to Handle Email Bounces Programmatically
Retrying a hard bounce is one of the fastest ways to torch a sending domain’s reputation. Here’s how to handle bounces correctly, in code.
April 2, 2026 · 6 min read
Strategy
How to Build a Drip Campaign That Actually Works
Most onboarding drips are five emails nobody asked for. Here’s how to build one people are glad they got.
July 10, 2026 · 8 min read
Strategy
Email Segmentation Strategies for SaaS
Blasting your entire list the same message is the fastest way to train people to ignore you. A handful of segments fixes most of it.
July 22, 2026 · 6 min read
Strategy
Transactional vs Marketing Email: What’s the Difference?
The distinction sounds obvious until you’re staring at a password-reset email with a promo banner in it. Here’s where the line actually is.
May 14, 2026 · 5 min read
Strategy
How to Measure Email ROI
Open rates feel good in a dashboard, but they rarely tell you whether email is making or losing you money. Here’s a framework that does.
August 4, 2026 · 7 min read