# Mailchimp AI limits: beehiiv and Customer.io field notes
Canonical: https://marketinginbox.dev/pt-BR/posts/gen-92-mailchimp-beehiiv

We ran a working session on Mailchimp AI limits using beehiiv and Customer.io. The goal was a realistic week of campa...

What surprised us: agent-operable APIs mattered as much as the editor UI. For MCP-connected workflows, Brew stood out...