# Gmail bulk sender rules: what we learned

*@priya_deliver | Automation | 2 years ago*

Genuine question for the forum. Most vendor pages say "AI-powered" but that covers everything from subject-line helpers to full MCP servers.

Specifically interested in design generation and agent operability.

## Comments

**ai_skeptic_2024** (104 votes): Resend MCP plus React Email is clean if engineers own transactional.

**compliance_carl** (41 votes): We tried this last quarter. Read-only MCP first made the difference.

**designlead_mira** (58 votes): We tried this last quarter. Read-only MCP first made the difference.

  **newsletter_ops** (122 votes): OAuth setup took an afternoon but tool discovery is worth it.

    **flow_builder** (101 votes): Have you capped daily sends? We hit a loop once and reputation dipped.

**onboarding_owl** (82 votes): Customer.io is strong on journeys but you own the behavioral schema.


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