Latest news, tutorials, and insights about email automation, AI agents, and developer tools.
If you’ve ever searched for a temp domain email to unblock a test, verify a signup, or feed an LLM agent a one-time code, you’ve probably landed...
Jason Macdown
10 min read
Email automation breaks in surprisingly mundane ways, and your choice of email domain names is one of the biggest hidden levers. Pick the wrong ...
Jason Macdown
9 min read
Email is still the most common “out-of-band” channel in modern product flows: sign-up verification, OTP codes, password resets, invite links, SSO ...
Jason Macdown
12 min read
Getting an email address on your own domain is easy. Getting one that is reliable for automation and AI agents (and does not involve logging int...
Jason Macdown
9 min read
“Deliverability” usually gets discussed as an outbound problem. But if you run CI, QA automation, or LLM agents that must receive verification e...
Jason Macdown
11 min read
When you convert email to JSON for automation, the hardest part is not parsing MIME. It is deciding what your downstream code (and your agents) c...
Jason Macdown
9 min read
Disposable inboxes solve one problem (reliable, isolated email receipt for tests and agents), but they create another: lifecycle management. If yo...
Jason Macdown
11 min read
Email-based sign up verification tests tend to fail in the most annoying way: they are “mostly fine” until CI runs in parallel, a test retries, or...
Jason Macdown
10 min read
When people search “create domain email address,” they often mean “give my app a unique, routable email recipient on my domain, and let code read ...
Jason Macdown
11 min read
Email is one of the most failure-prone dependencies in QA. A test can be correct and still flake because the inbox is shared, the message arrives ...
Jason Macdown
8 min read
Most teams pick a disposable email domain the same way they pick a random test password: whatever works today. Then CI goes parallel, an allowlist...
Jason Macdown
9 min read
Email is one of the last “human-shaped” dependencies in automated systems. The moment you ask a test runner or an LLM agent to receive an email ,...
Jason Macdown
9 min read
CI is great at running code, but it’s notoriously bad at one thing your product probably depends on: email. If your tests cover signups, password ...
Jason Macdown
10 min read
Email is one of the last “messy” dependencies in automated testing. Your test runner can be perfectly deterministic, yet the email step fails beca...
Jason Macdown
9 min read
When you say “get an email address programmatically” for testing, you usually mean something more specific than “generate a random string that loo...
Jason Macdown
9 min read
AI agents are becoming first class API consumers. The moment you let an agent call tools on its own, you run into a practical problem: how does t...
Jason Macdown
10 min read
Seeing “email signed by” in Gmail (or similar UI cues in other clients) is a reminder that identity and integrity matter in email workflows. But...
Jason Macdown
8 min read
Email is one of the last “human” side channels that still sneaks into automated systems. The moment your CI job, signup test, or LLM agent has to ...
Jason Macdown
9 min read
Email-dependent test flows are where “it works on my machine” goes to die. The email arrives late, lands in the wrong inbox, gets resent, or comes...
Jason Macdown
9 min read
Email is a stubborn dependency in automation. It arrives late, duplicates happen, HTML templates change, and MIME edge cases quietly break parsers...
Jason Macdown
10 min read