Data on your emails in under 50ms
Query as much or as little as you'd like

Click here for a full list of our data fields, all available through the API
How do I get started?
1. Sign up to receive your unique API Key, equipped with 1,000 free queries of Age and Gender data fields in the first month. Start implementing the API at no cost.
2. Query the Rapleaf API with an email, hashed email, or postal address. Find out the associated age, gender, and other data in as fast as 50ms. Go to the Personalization API documentation for more information on how to integrate.
3. Reach out to sales@rapleaf.com once you've implemented to choose the data fields you'd like to receive. Get continued access to the Rapleaf API - it's easy.
1,000 free age and gender queries. Get API Key