Prelude provides a unified API for SMS verification and mobile onboarding, enabling developers to send verification messages at scale while reducing costs by up to 40%. The platform enhances fraud detection and deliverability, blocking 99% of spam and ensuring a 95% conversion rate across over 230 countries.
Funding
$28M raised to dateRaised to date based on public sources. This may differ from the amount the company actually raised and is based only on what is publicly available on the internet.
2DFVFounders
Product
Problem
Many applications rely on SMS for user verification and onboarding, but developers face challenges with high costs due to spam messages and varying deliverability rates across different countries and providers. Managing multiple SMS providers and navigating country-specific regulations adds complexity and overhead.
Solution
Prelude offers a unified SMS API that streamlines mobile onboarding and user verification while reducing costs. The platform intelligently routes messages through a network of over 1000 routes across 230 countries, selecting the optimal provider for each region to ensure high deliverability and conversion rates. Prelude's anti-fraud system blocks 99% of spam, preventing wasted spending on fraudulent verification attempts. The API provides a single integration point for accessing multiple global and local text-message providers, simplifying development and reducing operational overhead.
Target Audience
Prelude is designed for developers and product teams at companies of all sizes that require reliable and cost-effective SMS verification for user onboarding and authentication.
Features
- Unified API for sending SMS verification messages across 230 countries
- Intelligent routing algorithm selects the best SMS provider for each region, optimizing for cost and deliverability
- Anti-fraud system that blocks 99% of spam and fraudulent verification attempts
- Fallback routing ensures near-perfect deliverability with minimal downtime
- Worldwide registration with SMS providers eliminates the need for developers to manage individual registrations
- Four simple API endpoints for authentication