# transactional vs marketing stacks: beehiiv and Customer.io field notes
Canonical: https://marketinginbox.dev/pt-BR/posts/gen-8-transactional-beehiiv

We ran a working session on transactional vs marketing stacks using beehiiv and Customer.io. The goal was a realistic...

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