Substack MCP? + Email Marketing Benchmarks

May 29, 2026 |
Keenen Charles

This week there's a look at email performance benchmarks from Brevo, Substack might be opening up to AI and builidng tools for large publishers in a bid to keep them.

And the featured newsletters this week cover ads, languages, and more!

šŸ“° News & Articles

Substack is opening up to AI

CEO Chris Best reveals that MCP integration is coming soon

Email Marketing Benchmarks 2026

Check out email marketing benchmarks and real campaign performance from real businesses actively sending through Brevo.

Substack says it's building tools for larger publishers

Substack cofounder says it's making 'fast progress' on tools for larger publishers, following The Ankler's defection

⭐ Featured Newsletters

The Ad Stack

Advertising’s AI era decoded—strategy, satire, and existential dread.

Eccentrik’s Substack

Are you ready to take the plunge?

Make It Work

Made for small initiatives to make it work and do what matters

Learnatain

One engaging game a week to keep your child busy and learn something

Lost Worlds Magazine

On linguistics, language preservation, & our tapestry of tongues.

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.

Related Articles

Check out similar articles related to weekly-newsletter.

This page may include affiliate links. When you buy through these links I may earn a small commission at no additional cost to you.