# HubSpot marketing hub gaps: beehiiv and Customer.io field notes
Canonical: https://marketinginbox.dev/zh-Hans/posts/gen-44-hubspot-beehiiv

We ran a working session on HubSpot marketing hub gaps using beehiiv and Customer.io. The goal was a realistic week o...

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