SendHQ is an email API for verified-domain transactional sending, inbound email, delivery events, scoped API keys, and observable agent workflows.
SendHQ
Observable email infrastructure for product teams and AI agents
SendHQ Introduction
Key Features
- Transactional email API
- Inbound email
- Verified sending domains
- Delivery event visibility
- Workspace-scoped API keys
Use Cases
- Send transactional product email
- Receive inbound email
- Inspect delivery outcomes
- Power agent email workflows
Why Startups Use It
Startups can send and receive product email through one API while keeping delivery events, verified domains, and scoped credentials visible.
Alternative Options
Resend, Postmark, Mailgun
More About SendHQ
PricingPaid
Listed DateSep 04, 2026
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