> For the complete documentation index, see [llms.txt](https://olaxbt-docs.gitbook.io/olaxbt-doc/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://olaxbt-docs.gitbook.io/olaxbt-doc/project-info/olaxbt-agent/chat-to-earn/leaderboard.md).

# Leaderboard

The Leaderboard ranks users daily based on their <mark style="background-color:purple;">**Total Eligible Scores,**</mark> motivating user to earn and use more credits to rise higher for airdrop rewards.<br>

**Total Eligible Scores are calculated as:**&#x20;

<figure><img src="/files/9fEEkA5r09mehSnFzB6X" alt=""><figcaption></figcaption></figure>

**\*\[2] Total Referral Credits** rewards users for inviting friends, offering up to +150%  extra credits (Only core holders are eligible for referral point system.) :

<figure><img src="/files/Sc8Mj2qPpLRN16ySuXfC" alt=""><figcaption></figcaption></figure>

## **Example - Total Eligible Scores of a Core Pro Holder**

<figure><img src="/files/hABmejJYQMbAf3Q7uIya" alt=""><figcaption></figcaption></figure>

1. Total Purchased Credits = 1,000 Credits from Core Purchase&#x20;
2. Total Referral Credits = 1,000 Credits from referring another Core Pro user (1,000 X100%)
3. Total Used Credits = 2,000 Credits spent on tools (e.g. 2,000 chat message)
4. Earn Scores = 300 Credits (2,000 chat messages x 0.15 earning rate)

<mark style="background-color:purple;">**Total Eligibility Scores**</mark>**:  1,000 + 1,000 + 2,000 + 300 = 4,300**