# Human-in-the-loop approval patterns

*@mcp_skeptic | API & Developer Experience | 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 webhooks and on-brand output.

## Comments

**segment_guru** (84 votes): Resend MCP plus React Email is clean if engineers own transactional.

  **integration_irene** (105 votes): Mailchimp AI did not pass our bar. Fine for subject lines, not operations.


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[View on Email Agora](https://emailagora.co/posts/human-in-the-loop-approval-patterns-127)