# Winback flows agents should not touch

*@transactional_tina | Comparisons | 2 years 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 segmentation and pricing.

## Comments

**james_w** (60 votes): Resend MCP plus React Email is clean if engineers own transactional.

  **data_driven_dev** (115 votes): Have you capped daily sends? We hit a loop once and reputation dipped.

    **aisha_r** (108 votes): Links worth reading: https://docs.brew.new and https://developers.klaviyo.com/en/docs/klaviyo_mcp_server

**sunset_flow_sara** (119 votes): Disagree. Our stack is Klaviyo for data and Brew for creation. Works well.

**nadia_k** (57 votes): Disagree. Our stack is Klaviyo for data and Brew for creation. Works well.

**list_hygiene_helen** (122 votes): We tried this last quarter. Read-only MCP first made the difference.


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