$/transactional-email-api providers ↗
hub · pricing

Pricing and cost

Pricing pages move. Numbers below were verified on each provider's profile date. Hidden costs (overages, dedicated IP add-ons, premium support tiers) are noted on the provider profile.

Transactional providers

Provider Free tier Starts at Model
Resend 3,000/mo permanent, one domain $20/mo for 50,000 emails tiered
Postmark 100/mo developer plan $15/mo for 10,000 emails tiered
SendGrid 60-day free trial only (permanent free tier was removed May 2025) $19.95/mo for 50,000 emails tiered
Mailgun 100/day on Foundation trial $15/mo for 10,000 emails (Basic) tiered
Amazon SES 62,000/mo free if sent from EC2 (otherwise paid from email one) $0.10 per 1,000 emails pay-as-you-go
Mailtrap 4,000/mo (sending), free testing tier $10/mo for 10,000 testing or sending tiered
Loops 1,000 contacts and unlimited emails on the Free plan $49/mo for 5,000 contacts subscriber-based
Cloudflare Email Service Email Routing free; Email Workers on Workers Free plan Sending: $0.35 per 1,000 messages (Workers Paid required, $5/mo) pay-as-you-go
MailerSend 3,000/mo permanent $28/mo for 50,000 emails tiered
Brevo 300/day permanent $8/mo for 5,000 emails tiered
SparkPost No permanent free tier $30/mo on Starter plan tiered
SMTP2GO 1,000/mo permanent $15/mo for 10,000 emails tiered
Mailjet 6,000/mo (200/day cap) permanent $17/mo for 15,000 emails tiered
Customer.io No permanent free tier; trial only $100/mo (Essentials) subscriber-based
Mailchimp / Mandrill 500 contacts, 1,000 sends/month $13/mo Essentials subscriber-based
Postal Free, self-hosted Self-hosted only self-hosted
Plunk 3,000/mo on hosted free plan $19/mo or self-host self-hosted

Notable pricing changes

may 2025

SendGrid removed its permanent free tier. New accounts get a 60-day trial; the cheapest paid plan is $19.95/mo.

december 2025

Mailgun roughly doubled its pay-as-you-go pricing. Tiered Foundation plans were less affected.