Releasesby GlyphUpdate API Key Name
Rename an existing API key from the API without regenerating its token.
Share Email API
Create a shareable link to view a sent or received email directly from the API.
Email Metrics API
Get deliverability and engagement metrics through the new Email Metrics API.
Duplicate Automation API
Duplicate an existing automation directly from the API.
More Domains on the Free Tier
The free tier now includes 3 verified domains, so you can build and send from more projects without upgrading.
OAuth Client ID Metadata Document Support
OAuth clients can now identify themselves with a hosted metadata document instead of registering with Resend at runtime.
Cancel Broadcast API
Cancel scheduled or queued Broadcasts directly from the API.
Agent Plugin Support
Resend now supports the Agent Plugins Standard.
Email Compatibility Checker
The code editor now warns when pasted HTML looks incompatible with email clients.
Remote MCP Supports the 2026-07-28 Spec
Resend's remote MCP server now supports the stateless protocol.
Template Folders
Organize your email templates into folders on the Templates page.