To create a new account or login to your existing one, visit your dashboard.
Documentation
Prelude offers a suite of powerful and easy-to-use APIs to help you build your onboarding and trust processes. You can find the documentation for each different product in the following sections.Verify
Send verification messages anywhere in the world with the best prices, top deliverability, and zero spam.
Notify
Effortlessly create, customize, and send global transactional and marketing messages.
Lookup
Retrieve detailed information about phone numbers including carrier data, line type, and portability status.
Session (Beta)
Manage the full lifecycle of your users’ sessions with Prelude’s secure and scalable session management system.
Watch (Beta)
Protect your business and users from fraud by analyzing in real-time dozens of digital signals to block suspicious users.
Core concepts
Understand what makes Prelude unique.Multi-routing and multi-channel delivery
Compare all available routes in realtime to find the best one for each
individual user.
Anti-fraud
Only let real users through thanks to a state-of-the-art fraud prevention
system.
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