> For the complete documentation index, see [llms.txt](https://docs.rocketswap.cc/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.rocketswap.cc/get-started/about-the-fee.md).

# About the Fee

***Staking on Base***

The first period         ➡️Use $WETH              ➡️Staking mining   ➡️output $RCKT ➡️5%. 

The second period   ➡️Use $ETH&$RCKT    ➡️Staking mining  ➡️output $RCKT ➡️free . 

The third period        ➡️Use $RCKT               ➡️Staking mining  ➡️output $RCKT ➡️free. 

The fourth period     ➡️Use $USDC&$RCKT ➡️Staking mining  ➡️output $RCKT ➡️free.

***Staking on opBNB***

The first period         ➡️Use $BNB&$RCKT    ➡️Staking mining   ➡️output $RCKT ➡️free. 

The second period   ➡️Use $RCKT                ➡️Staking mining  ➡️output $RCKT  ➡️free .