# agent-ready ESP selection: beehiiv and Customer.io field notes
Canonical: https://marketinginbox.dev/fr/posts/gen-200-agent-ready-beehiiv

We ran a working session on agent-ready ESP selection using beehiiv and Customer.io. The goal was a realistic week of...

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