> For the complete documentation index, see [llms.txt](https://whitepaper.challenge.gg/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://whitepaper.challenge.gg/first-step/purchase-tokens.md).

# Purchase tokens

**Acquire Challenge Tokens**

1. **Buy Ether ($ETH):** As the primary currency of Ethereum, $ETH is used for transaction fees and Challenge Tournaments entry fees. Purchase $ETH from reputable exchanges like Coinbase, Binance, or Kraken.
2. **Purchase $Challenge Token (launching soon):** With $ETH in your wallet, proceed to Uniswap, a decentralized exchange, to exchange $ETH for $CHALLENGE.GG tokens. This process is straightforward:
   * Visit: TO BE LAUNCHED.
   * Connect your MetaMask wallet.
   * Select $ETH as input and $Challenge Token as output.
   * Enter the desired amount, click 'Swap', and confirm the transaction in MetaMask.