Categories · Email APIs
Mailjet vs Postmark
Mailjet and Postmark are both Email APIs, compared here on pricing, compliance, capabilities, and developer experience from structured, cited data - not reviews or paid placement. Mailjet starts lower at $9 per month vs $15 for Postmark. On compliance, Mailjet additionally documents SOC 2, HIPAA.
Comparedby a transparent data-readiness score computed from each API's published, sourced fields. No reviews, no paid placement. How we rank.
Data last verified 2026-06-06, with every field cited on each profile.
Head-to-head, from published, cited fields (auto-generated; no paid placement)| Field | Mailjet | Postmark |
|---|
| Starting price | $9 month | $15 month |
|---|
| Pricing model | Hybrid | Hybrid |
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| Free tier | ✓ | ✓ |
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| Self-serve signup | ✓ | ✓ |
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| SOC 2 | Type II | - |
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| HIPAA | ✓ | · |
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| GDPR | ✓ | ✓ |
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| Webhooks | ✓ | ✓ |
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| Sandbox | ✓ | ✓ |
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| Documented actions | 13 | 82 |
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Full data and citations: Mailjet · Postmark. See more Email APIs.