HubSpot Email QA agent: catch problems before you send | Shipped May 2026

Sidekick's What Just Shipped · Oct 30, 2026 · 6m · transcript

You schedule the newsletter and four thousand people get an email that opens with "Hi ," and nothing else. HubSpot's AI reviewer for marketing email, launched as Email Quality Checks and now called QA agent, is built to catch that before you send. Here's what it checks, how to run and tune it, and what to keep doing anyway.

Update, Nov 2026: per HubSpot's in-app product updates, Email Quality Checks is still listed as a public beta for Marketing Hub Starter, Professional, and Enterprise. A Super Admin may need to opt your account into the beta before you see Quality check or Run QA Agent. See…