# What are gas fees?

### Actions that cost Gas[​](https://docs.x2y2.io/guides/faqs/what-are-gas-fees#actions-that-cost-gas):  <a href="#actions-that-cost-gas" id="actions-that-cost-gas"></a>

* List/Cancel list a NFT
* Buy/Sell a NFT
* Create a NFT
* Mint a NFT
* Transfer NFT
* Create/Cancel/Accept an offer