# A/B testing with AI-generated variants

*@template_hoarder | Agentic Email | 1 year 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 MCP and agent operability.

## Comments

**newsletter_ned** (70 votes): Resend MCP plus React Email is clean if engineers own transactional.

  **ab_test_king** (54 votes): Resend MCP plus React Email is clean if engineers own transactional.

    **sofia_l** (61 votes): OAuth setup took an afternoon but tool discovery is worth it.


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