> For the complete documentation index, see [llms.txt](https://layer3xyz.gitbook.io/layer3-updated-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://layer3xyz.gitbook.io/layer3-updated-docs/builder/core-concepts.md).

# Core Concepts

* Action-Reward Pairs (Activations)
* CUBE Credential Protocol
* Token Distribution Protocol