Email infrastructure
built for builders
Campaigns, transactionals, SMTP, analytics, and developer tools—on one platform.
Core capabilities
Everything you need to send, measure, and improve email.
AI Agents
Email infrastructure for autonomous agents and LLMs.
Transaction Emails
Low-latency transactional delivery for developers.
Email Templates
Design and manage reusable email templates.
SMTP Relay
Managed SMTP with TLS, auth, and fast delivery.
Email Analytics
Opens, clicks, conversions, and real-time reports.
Email Validation
Verify addresses before send to protect reputation.
Deliverability
Spam testing, reputation monitoring, and auth setup.
Languages & SDKs
Quickstarts for every supported client library.
Build & integrate
APIs, SDKs, and workflows for engineering teams.
Start sending with Reloop
Free tier included.
Create an account and send your first email in minutes.