# warmup after domain migration: HubSpot and SendGrid field notes
Canonical: https://marketinginbox.dev/ja/posts/gen-124-warmup-hubspot

We ran a working session on warmup after domain migration using HubSpot and SendGrid. 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...