Mailgun

Long-running transactional API with strong routing and inbound handling.

mailgun.com documentation.mailgun.com

Overall in email apis

7of 13 · score 60.9

Data coverage

96%

24 of 25 fields sourced

Best for

•Products that receive and parse inbound email
•Complex routing, tagging and event-driven pipelines
•Teams already inside the Sinch messaging stack

Strong on

+Event webhooks delivered, opened, clicked, bounced, complained, deferred, unsubscribed, inbound 1/13
+Funding subsidiary 1/13
+Free tier 3,000 emails/mo 3/13

Weak on

−Log retention 24h 9/10
Better: Postmark: 45d
−Dedicated IP $59/mo 7/7
Better: Amazon SES: $24.95/mo
−Price / 1k emails $1.5/1k 9/12
Better: Amazon SES: $0.1/1k
−Multi-domain sending Partial 9/13
Better: Resend: Yes

vs Brevo

•Ahead on IP warmup: Yes vs Partial
•Ahead on Shared pool quality: 3 vs 2
•Behind on Log retention: 24h vs 30d
•Behind on Free tier: 3,000 emails/mo vs 9,000 emails/mo

How Mailgun scores among 13 email apis24 of 25 fields known

Features10

Time to first send

30min

4/13

Leader: Resend · 10min

Product scope

transactional-first

7/13

Leader: Loops · marketing-first

Inbound parsing1st

Yes

1/13

documentation.mailgun.com · 2026-05-18

Event webhooks1st

delivered, opened, clicked, bounced, complained, deferred, unsubscribed, inbound

1/13

documentation.mailgun.com · 2026-05-18

Hosted templates1st

visual-editor

1/13

React Email / MJML

handlebars

4/13

Leader: Resend · react-email, mjml

Log retention

24h

9/10

Leader: Postmark · 45d

Throughput ceiling

—

Multi-domain sending

Partial

9/13

Leader: Resend · Yes

Data residency

us, eu

4/13

Leader: Amazon SES · us, eu, au, apac, sa, ca

documentation.mailgun.com · 2026-05-18

Deliverability6

Shared pool quality

4/13

Leader: Postmark · 5

IP warmup1st

Yes

1/13

DKIM/DMARC friction

7/13

Leader: Resend · 1

BIMI

Partial

4/11

Leader: Postmark · Yes

Suppression list1st

Yes

1/13

Bounce handling1st

Yes

1/13

Pricing4

Price / 1k emails

$1.5/1k

9/12

Leader: Amazon SES · $0.1/1k

Free tier3rd

3,000 emails/mo

3/13

Leader: Brevo · 9,000 emails/mo

mailgun.com · 2026-11-06

Dedicated IP

$59/mo

7/7

Leader: Amazon SES · $24.95/mo

mailgun.com · 2026-11-06

Pricing model

volume-tiers

5/13

Leader: Amazon SES · pay-as-you-go

Agentic2

MCP server1st

Yes

1/13

documentation.mailgun.com · 2026-11-07

llms.txt docs

6/13

Leader: Resend · Yes

Traction1

Funding1st

subsidiary

1/13

Positioning1

Positioning

"Email API for developers." Was the developer-first option a decade before that was a category; the deliverability add-ons are where the real pricing lives.