Resend Inc.
platformDeveloper-first email API and React-based template engine.
Resend Inc. is a San Francisco developer email company founded in 2023 by the team behind React Email. Y Combinator-backed. Builds a transactional email API with React-based templates. Free tier and usage-based pricing.
About Resend Inc.
Resend Inc. is a developer email infrastructure company founded in 2023 by Zeno Rocha and Bu Kinoshita and headquartered in San Francisco, California. The company raised a $3 million seed round in 2023 led by Y Combinator and a $5 million seed extension shortly after. Resend builds a transactional email API positioned as a modern alternative to Postmark and SendGrid, with first-class React Email template support, audience and broadcast features, webhook event streams, and SDKs for Node.js, Python, Ruby, PHP, and Go. The company also maintains the open-source React Email project.