> For the complete documentation index, see [llms.txt](https://house-of-titans.gitbook.io/white-paper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://house-of-titans.gitbook.io/white-paper/titan-nfts/resources/gems.md).

# Gems

**What are gems?**

Gems serve as an in-app token able to be earned through completing missions, and contributinbg to House Leaderboard ranking.

<figure><img src="/files/VhIaNtdsIqhPEMqQunRS" alt=""><figcaption><p>Gems</p></figcaption></figure>