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Postmark vs Resend vs SendGrid

Comparing three email tools to help you choose the right one for your project in 2026.

Postmark logo

Postmark

Transactional email API built for speed with industry-leading delivery rates

Pricing
Free (100/mo) / $15/mo
Type
Transactional Email
Tier
free
Resend logo

Resend

Modern email API for developers with React Email integration and clean DX

Pricing
Free (3K/mo) / Pro $20/mo
Type
Transactional Email
Tier
free
SendGrid logo

SendGrid

Twilio email platform with transactional and marketing APIs at scale

Pricing
Free (100/day) / Pro $19.95/mo
Type
Transactional Email
Tier
free

Side-by-side comparison

DimensionPostmarkResendSendGrid
CategoryEmailEmailEmail
PlatformTransactional EmailTransactional EmailTransactional Email
PricingFree (100/mo) / $15/moFree (3K/mo) / Pro $20/moFree (100/day) / Pro $19.95/mo
Tierfreefreefree

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