Journal
Long-form writing about self-hosted email in D1, Workers-native routing, the REST API, and the parts of the platform that show up in the security review.
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SES is excellent at volume. Flowmails is what you ship when you want email on the same Cloudflare account as your Workers, R2, and Pages — no separate AWS relationship, no per-email fees on top.
Transactional-email pricing splits into per-email fees (Resend, SendGrid, Mailgun, SES), bundled tiers (Postmark Pro), and flat platform fees (Cloudflare-native stacks like Flowmails). Here's the same-volume comparison.
