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.
Campaigns
Create and track marketing campaigns end to end.
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.
Marketing Teams
Collaborative campaign workspace for teams.
Languages & SDKs
Quickstarts for every supported client library.
Build & integrate
APIs, SDKs, and workflows for engineering teams.
Developers
APIs, SDKs, and sandbox tooling built for DX.
Getting Started
From signup to first send in minutes.
API Reference
REST endpoints for send, list, and analytics.
Webhooks
Real-time events for delivery and engagement.
Integration
Connect Reloop to your stack.
Campaign Builder
Visual editor for on-brand campaigns.
Start sending with Reloop
Free tier included.
Create an account and send your first email in minutes.