> For the complete documentation index, see [llms.txt](https://docs.btc1usd.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.btc1usd.com/part-3-how-btc1-works/2.-minting-btc1.md).

# 2. Minting BTC1

You can mint new BTC1 by locking Bitcoin-based tokens such as **WBTC, cbBTC, or tBTC**.

* Minimum backing: 110 %
* Mint fee: 1 % (developer) + 0.1 % (charity fund)
* Fully permissionless — anyone can mint through the web app.