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Email verification in CI — Playwright, Cypress, pytest, and AI agents. No Docker, no mail server, no regex.
Mailtrap Alternatives in 2026: When You Need Real Delivery, Not a Fake SMTP Server
Mailtrap's sandbox catches email before it leaves. Sometimes that's right — and sometimes your CI never tests the thing that breaks.
RSpec Email Testing Without MailCatcher
Test signup, OTP, and magic-link flows in RSpec with no local mail server. No MailCatcher daemon, no regex — just real email verification in CI.
How to let AI agents verify email signups
Coding agents can build a signup flow but can't open the inbox. Here's how to give an agent a real disposable inbox over MCP, so it can complete the loop itself.