# Option 1: Buy Sentry Key via the website

#### Go to <https://sentry.xai.games/> and follow the steps below.

{% hint style="success" %}

* Your wallet must be funded with some AETH to cover gas fees.
* Purchasing more than 175 Sentry Keys in a single transaction will result in batched transactions which means you will need to approve multiple wallet confirmations.
* There is no limit to the number of Sentry Keys per wallet.
* If you have a promo code, be sure to click "Add promo code", paste in the code, then click "Confirm".
* #### The price you see below is only for demo purposes - this is not a real key and not a final price.
* #### Accepted Payments on Arbitrum:
  * ETH, XAI, esXAI (Must have arbETH in your wallet for gas)
* Accepted Payments via Crossmint checkout:
  * Arbitrum: USDC
  * Ethereum: ETH, USDC
  * Solana: SOL, USDC
  * Polygon: SUPER
  * Credit and Debit cards
    {% endhint %}

Using $AETH to buy Sentry Keys:

{% embed url="<https://www.loom.com/share/f29c569c0fb5439e93f83625e93d9733?sid=d114c5e1-0def-4115-9a1b-c3ae5dca7076>" %}

Using $XAI to buy Sentry Keys:

{% embed url="<https://www.loom.com/share/f2ad3c9e96d744b0a13e705d775ff162?sid=8650e68b-d729-408f-85ab-6d10badf04b6>" %}

Using $esXAI to buy Sentry Keys:

{% embed url="<https://www.loom.com/share/5c98c4c681b845a8b052f7f8386b8559?sid=a90174b4-53a5-4daf-949d-df01473a708e>" %}

Using credit/debit card to buy Sentry Keys:

{% embed url="<https://www.loom.com/share/25e0039b72264bb780433c681b413463?sid=c716a6c4-db4d-497d-a4bd-54cf9e0ecb74>" %}