Learn how to integrate Lean with guides and examples.

Data API

Connect to your customers’ financial institutions and provide aggregated views of their data.

Payments API

Provide direct bank to bank transfers to your customers, eliminating costly transaction fees and providing a connected experience.

API Reference

View the technical reference for all of the API calls, functions and objects available from Lean.

View API Reference
API reference


Get the latest tools to speed up your development process and ship faster.


See what's new across the Lean platform.

System Status

Monitor uptime and view incidents.


Example projects, code samples and more.

Design Resources

Figma mockups and resources for your design team.