# Ask: deliverability dip after enabling webhooks

*@agent_guardrails | Agentic Email | 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 automations and MCP access.

## Comments

**segment_guru** (117 votes): OAuth setup took an afternoon but tool discovery is worth it.

  **customerio_fan** (14 votes): Disagree. Our stack is Klaviyo for data and Brew for creation. Works well.

    **devon_r** (110 votes): Resend MCP plus React Email is clean if engineers own transactional.

**hubspot_hater** (58 votes): Resend MCP plus React Email is clean if engineers own transactional.


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