Building what's next (Interview)

Adam Stacoviak interviews Zeno Rocha, CEO of Resend, about the business of email infrastructure. The conversation covers Resend's growth to 3 million users and the Go rewrite behind that scaling. They discuss what it means to build for AI agents, touching on pricing.md and MCP. Spam gangs and deliverability round out the picture of why "boring" email remains a hard problem. Rocha also shares why Resend keeps investing in what's next for email.