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SendGrid

The incumbent: enormous scale, enormous shared pool, everything bolted on.

sendgrid.comtwilio.com/docs/sendgrid
Overall in email apis
5of 13 · score 63.5
Data coverage
96%
24 of 25 fields sourced

Best for

  • •Teams already on Twilio who want one vendor and one invoice
  • •Marketing plus transactional under a single account
  • •Enterprises needing SSO, SLAs and procurement paperwork

Strong on

  • +Event webhooks delivered, opened, clicked, bounced, complained, deferred, unsubscribed, inbound 1/13
  • +Funding subsidiary 1/13
  • +BIMI Yes 1/11
  • +Dedicated IP $30/mo 2/7
  • +Free tier 3,000 emails/mo 3/13
  • +Product scope both 3/13

Weak on

  • −Shared pool quality 2 12/13
    Better: Postmark: 5
  • −Log retention 3d 7/10
    Better: Postmark: 45d
  • −Multi-domain sending Partial 9/13
    Better: Resend: Yes
  • −GA year 2009 13/13
    Better: Resend: 2023

vs Mailgun

  • •Ahead on Price / 1k emails: $0.4/1k vs $1.5/1k
  • •Ahead on Dedicated IP: $30/mo vs $59/mo
  • •Behind on Shared pool quality: 2 vs 3
  • •Behind on MCP server: Partial vs Yes

How SendGrid scores among 13 email apis24 of 25 fields known

Features10

Time to first send
1h
6/13
Leader: Resend · 10min
Product scope3rd
both
3/13
Leader: Loops · marketing-first
Inbound parsing1st
Yes
1/13
twilio.com · 2026-05-15
Event webhooks1st
delivered, opened, clicked, bounced, complained, deferred, unsubscribed, inbound
1/13
twilio.com · 2026-05-15
Hosted templates1st
visual-editor
1/13
React Email / MJML
handlebars
4/13
Leader: Resend · react-email, mjml
Log retention
3d
7/10
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

Deliverability6

Shared pool quality
2
12/13
Leader: Postmark · 5
IP warmup1st
Yes
1/13
DKIM/DMARC friction
3
7/13
Leader: Resend · 1
BIMI1st
Yes
1/11
Suppression list1st
Yes
1/13
Bounce handling1st
Yes
1/13

Pricing4

Price / 1k emails3rd
$0.4/1k
3/12
Leader: Amazon SES · $0.1/1k
sendgrid.com · 2026-05-15
Free tier3rd
3,000 emails/mo
3/13
Leader: Brevo · 9,000 emails/mo
Dedicated IP2nd
$30/mo
2/7
Leader: Amazon SES · $24.95/mo
Pricing model
volume-tiers
5/13
Leader: Amazon SES · pay-as-you-go

Agentic2

MCP server
Partial
8/13
Leader: Resend · Yes
llms.txt docs
No
6/13
Leader: Resend · Yes

Traction1

Funding1st
subsidiary
1/13
twilio.com · 2026-05-15

Positioning1

Positioning
"Trusted for more than a decade." Sells scale and incumbency; the surface is wide, and the free-tier pool is the hidden cost.

Timeline1

GA year
2009
13/13
Leader: Resend · 2023

Alternatives8

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Sources4