Email infrastructure · replacement recipe

Go from Postmark to Resend

The job: Transactional email API (Send email API and SMTP, Bounce and spam handling). Pick where you are today and where you want to land; the move below follows your pick.

From · what you pay for now
Postmark
Postmark Basic · $15/mo
Year one+$130modeled
To · your pickDoesn't cover Bounce and spam handling
Resend
Free plan · $0 a month
Change where you land

The money

$15/mo today $0/mo

Postmark Basic

Year one, net+$130
Pays back in3.3 months

Modeled from public list prices, with your time at $50 an hour. Show the math

Does it do the job? 1 of 2 covered

  • Send email API and SMTP
  • Bounce and spam handling

The work

Setup
About 1 h
Upkeep
None
Watch out
Doesn't cover: Bounce and spam handling

Make the move in four steps

  1. Export from Postmark

    Suppressed recipients for each message stream, with the reason (hard bounce, spam complaint, manual suppression). Format: JSON

    Export steps

  2. Set up Resend

    Resend Free: 3,000 emails/mo; capped at 100 emails/day and 3 domains. Pro ($20/mo): 50,000/mo, no daily cap.

    Details

  3. Switch links and integrations

    Point links, embeds and integrations at Resend, then send a test through every one.

  4. Cancel Postmark

    Turn off renewal before your renewal date, once the new setup works. Access runs until: Closing the account removes it immediately; a downgrade to the free plan takes effect at….

    How to cancel Postmark
Open ResendHow to cancel Postmark
Modeled, not measured. Savings use public prices and planning assumptions: the bill you stop paying, minus the new tool, your upkeep time and your setup time at $50/hour, over the first 12 months. Paths marked Tested by Stackcut were run end to end by us on our own products. They're our tests, not customer results. Check the must-haves in each recipe before you switch.

The whole recipe: 1 ways out, best first

What you use

  • Send email API and SMTP
  • Bounce and spam handling

Not covered

  • Inbound email processing
  • Templates
  • Message streams
  • Activity logs

Check before switching

  • You only rely on: Send email API and SMTP, Bounce and spam handling
  • Export your data from Postmark before canceling

Agents: get_recipe("replace-postmark") on the Stackcut MCP server.

1 ways out, best first

Switch vendorResend (free tier)Saves $130 in year one
$15/mo today → $0/mo · setup 1 h · then $180/yr · payback 3.3 mo
If your use fits the free tier (3,000 emails/mo, 100 emails/day, 3 domains, 30-day data retention; no pay-as-you-go on Free).
Covers 50% of the core features (not: Bounce and spam handling)
Resend Free: 3,000 emails/mo; capped at 100 emails/day and 3 domains. Pro ($20/mo): 50,000/mo, no daily cap.
How we got this
You pay now: Postmark Basicflat price$15/mo
New cost: Resend (free tier)free plan$0/mo
Difference each month$15 − $0+$15/mo
Over 12 months+$15 × 12+$180
Setup, once1 h × $50/h−$50
Year one+$180 − $50+$130
  • Not counting your time (1 h in year one): saves $180 in year one.

Year one = 12 × (what you pay now − the new cost − upkeep) − setup, with your time at $50/hour. Prices are public list prices; hours are Stackcut’s planning estimates. Price it for your team

Sources: postmarkapp.comresend.com

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