Gmail AI Inbox Rolling Out + Substack Feed Controls

October 23, 2026 |
Keenen Charles

This week Gmail is rolling out its AI Inbox to more users that could have an effect on email newsletters particularly your open rate. And Substack is adding new feed control settings.

And the featured newsletters this week cover investing, communication, education, and more!

📰 News & Articles

Gmail’s AI Inbox is rolling out to paid Workspace users

Google is rolling out it's AI Inbox feature to more users, it summarizes content in your inbox and provides actionable suggestions.

When Is It Time to Try Something New?

From launching events to memberships to new products, here’s how newsletter writers decided it was time to branch out.

Substack adds feed control settings

New content preferences let you see more or less video, mute keywords, prioritize longform, and more.

⭐ Featured Newsletters

Catalyst Edge

Pre-market SEC catalyst alerts for active traders — free, before 4 AM!

InvestorsObserver

Daily finance brief for 200K+ U.S. investors

SpeakEasy

Conversation ammo for curious humans

One Wild World!

Facts you never asked for! Knowledge you can't unsee

The Berlin Life: Work in Germany

Jobs, career advice, and life in Germany for internationals.

See Ya

This is our weekly newsletter covering tips and tools for newsletter operators and everything else happening in the email newsletter space. Hope you enjoyed it!

Keenen Charles

Keenen is the creator of InboxReads and a believer in the future of newsletters and email for sharing great content.

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