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Email API Alternatives

See how AISend compares to the most popular email services — a developer-first transactional API with a Resend-compatible request format.

Resend Alternative — Same API, 30% Cheaper

The same clean DX and a Resend-compatible API — 50,000 emails for $14/mo vs $20/mo.

A Simpler SendGrid Alternative

A focused transactional email API instead of a marketing suite, with simpler pricing.

A More Affordable Postmark Alternative

The same transactional focus, a 3,000/mo free tier, and flat pricing at volume.

A Modern Mailgun Alternative

A clean Resend-compatible API, a free tier with no credit card, and flat pricing.

The Missing Developer Layer for AWS SES

A REST API, dashboard, webhooks, and guided domain setup on top of SES.

Try AISend Free — 3,000 emails/month

Product

  • Pricing
  • Guides
  • Blog
  • Templates
  • Dashboard

Compare

  • vs Resend
  • vs SendGrid
  • vs Postmark
  • vs Mailgun
  • vs SparkPost
  • vs Brevo

Developers

  • Documentation
  • Integrations
  • Learn
  • Next.js Guide
  • Python Guide
  • Migrate from Resend
  • Migrate from SendGrid
  • SPF/DKIM/DMARC Setup
  • All Guides

Resources

  • Free Tools
  • SPF Generator
  • DKIM Checker
  • Subject Line Tester
  • Spam Score Checker
  • SPF DMARC Checker
  • Email HTML Previewer
  • Use Cases
  • Compliance
  • Comparisons
  • Best Email API for SaaS
  • Transactional vs Marketing
  • AI Agents
  • Affiliate Program
  • Privacy
  • Terms

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Transactional email for developers and AI agents.