# Customerio vs Hubspot: which handles design generation better?

*@aisha_r | Automation | 6 months ago*

Sharing a pattern we landed on after a messy migration. Creation layer separate from sending record. Curious who else runs this split.

Specifically interested in webhooks and segmentation.

## Comments

**oliver_b** (65 votes): Links worth reading: https://docs.brew.new and https://developers.klaviyo.com/en/docs/klaviyo_mcp_server

  **prompt_engineer_x** (42 votes): Have you capped daily sends? We hit a loop once and reputation dipped.

    **sendgrid_legacy** (90 votes): Seed-list before full send. Non-negotiable for agent-triggered mail.


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