Documentation

Advanced applications with the Cassie Developer HUB

Explore Cassie’s API documentation in our Developer HUB, including guides, recipes and API references.

Visit Developer HUB →

Cassie documentation for developers

Guides & FAQs

If you’re new to Cassie, our guides provide an overview of the API along with FAQs and workflow explainers so you can get started quickly.

Recipes

Code examples with step-by-step walkthroughs to demonstrate best use cases with the Cassie API.

API Reference

Try out the Cassie API suite with over 350+ endpoints across transactional (TAPI) and system (SAPI) APIs.

Fully compatible with your existing tech systems

Both our API suite and Connector Service offer multiple ways to use the data that is stored in Cassie.

Together they facilitate two-way integration with any third party and proprietary systems using RESTful APIs.

Benefits:

Any changes to data are communicated at high speed so you can push consent and preference updates downstream to any target system in your digital estate.

350+ API integrations

Readily available, secure and scalable – we’ve never met a platform we can’t integrate with