SMTP / email API pricing
How much does Postmark cost?
Postmark has no permanent free tier. Here's the cost by monthly email volume:
| Emails / month | Plan | Cost / month |
|---|---|---|
| 10k | Basic | $15/mo |
| 50k | Basic | $87/mo |
| 100k | Basic | $177/mo |
| 250k | Basic | $447/mo |
| 500k | Basic | $897/mo |
| 1M | Basic | $1,797/mo |
Base sending cost only; add-ons (dedicated IPs, validation, data transfer) cost extra. Compiled and last checked 2026-07-16.