# Abandoned cart: agent vs rule-based

*@klaviyo_mcp_user | API & Developer Experience | 2 years ago*

Deliverability question before we let an agent trigger more sends. What guardrails do you enforce?

Specifically interested in MCP and MCP access.

## Comments

**data_driven_dev** (70 votes): Seed-list before full send. Non-negotiable for agent-triggered mail.


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