> For the complete documentation index, see [llms.txt](https://openx.gitbook.io/openx-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://openx.gitbook.io/openx-docs/protocol-overview/staking-and-unstaking.md).

# Staking and Unstaking

With the flexible deposit option, users can stake their $OPEN tokens and have the freedom to unstake, restake, or sell their tokens at any time. 

The earnings from staking are released proportionally when the user unstakes. 

Users can also accelerate the release speed of their earnings by using the protocol contribution value tokens, $OPX

On the other hand, the fixed deposit option allows users to stake their $OPEN tokens for a specific duration, such as 90 days or 360 days. 

If a user breaches the staking contract before the maturity date, the interest will be calculated based on the flexible deposit and withdrawal interest rate. 

Additionally, a 20% fee will be deducted from the staked principal as a breached contract fee, which is allocated to the treasury as an asset