{"name":"Resend","slug":"resend","category":"email","type":"cloud","website":"https://resend.com","pricing":"freemium","pricing_tiers":["Free (100 emails/day)","$20/mo Pro","Custom Enterprise"],"open_source":false,"self_hosted":false,"sdk_languages":["python","javascript","typescript","go","ruby","java","php","elixir"],"frameworks":[],"agent_features":{"transactional":true,"marketing":false,"inbound_parsing":false,"template_engine":true,"deliverability_tools":true},"compliance":["soc2","gdpr"],"best_for":"Modern developer experience for transactional email — clean API, React Email support, great docs","limitations":"Newer platform with smaller track record; no marketing email features; deliverability reputation still building compared to SendGrid","verified_by":"editorial","last_verified":"2026-04-28","source_urls":{"docs":"https://resend.com/docs","pricing":"https://resend.com/pricing","changelog":"https://resend.com/changelog"},"feature_labels":{"transactional":"Send triggered emails — receipts, notifications, approval requests","marketing":"Send bulk campaigns and newsletters","inbound_parsing":"Receive and parse incoming emails via webhook","template_engine":"Built-in email template builder or rendering engine","deliverability_tools":"Dedicated IP, domain authentication, and reputation monitoring"},"comparisons":[{"slug":"aws-ses-vs-resend","title":"AWS SES vs Resend","vs":"aws-ses"},{"slug":"mailgun-vs-resend","title":"Mailgun vs Resend","vs":"mailgun"},{"slug":"postmark-vs-resend","title":"Postmark vs Resend","vs":"postmark"},{"slug":"resend-vs-sendgrid","title":"Resend vs SendGrid","vs":"sendgrid"}],"body":"# Resend\n\nResend is a developer-first email API built by the team behind React Email. Its SDK design is clean and modern — sending a transactional email is a single function call with a typed interface.\n\nFor AI agent developers, Resend is a solid choice when your agent needs to send emails (notifications, summaries, reports) as part of its workflow. The API is straightforward to wrap as a tool in any agent framework."}