API
SendHQ
Observable email infrastructure for product teams and AI agents
About
SendHQ is an email API for verified-domain transactional sending, inbound email, delivery events, scoped API keys, and observable agent workflows. Product teams and AI agents can verify domains, send transactional messages, receive email, inspect delivery outcomes, and manage workspace-scoped API keys through one coherent public REST surface. SendHQ is designed for serious product communication with clear observability and sender-safety controls. Pricing starts at $9 per month.