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Product
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Everything you need to send email
One API for transactional, marketing, and product email.
Transactional email
Send password resets, receipts, notifications, and more with a clean, predictable API.
Templates that stay close to code
Build responsive emails with React, preview them locally, and ship without leaving your stack.
Logs you can actually use
Trace every message, inspect failures, and debug delivery without digging through a black box.
Infrastructure that scales
Move from your first send to millions of messages with sensible defaults and room to grow.
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capabilities
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Everything else you need
Batch sending
Send thousands of personalized emails in a single API call.
Custom domains
Send from your own domain with DKIM and SPF handled for you.
Built-in deliverability
Reputation monitoring and warmups so your mail lands in the inbox.
SDKs for every stack
Official libraries for Node, Python, Ruby, PHP, Go, and more.
Scoped API keys
Grant granular permissions per key so teams stay in their lane.
Real-time webhooks
Get notified the moment a message is delivered, bounced, or opened.