Best Email APIs for Developers in 2026

Compare Resend, SendGrid, Postmark, and AWS SES. Developer experience, free tiers, and deliverability compared.

Last updated: February 2026 · 1 tools reviewed

1

Resend

Developer-first email API for sending transactional and marketing emails with React Email support.

★ 4.7Free / $20/moFree plan
Read Review →

Explore Other Categories

Best Project Management Tools for Small TeamsBest Developer Tools & InfrastructureBest Team Communication ToolsBest Productivity & Note-Taking ToolsBest Hosting & Deployment PlatformsBest Payment Processing PlatformsBest Analytics & Product Tracking ToolsBest Design ToolsBest Database & Backend PlatformsBest AI Coding Tools