# Purchase $FYN

You can purchase $FYN on centralized exchange [Gate.io](https://www.gate.io/trade/FYN_USDT). The purchased $FYN can then be transferred to your MetaMask wallet.

You can also purchase $FYN on decentralized exchanges such as [Uniswap](https://app.uniswap.org/tokens/polygon/0x3b56a704c01d650147ade2b8cee594066b3f9421) and [QuickSwap](https://dapp.quickswap.exchange/swap/v2/ETH/0x3B56a704C01D650147ADE2b8cEE594066b3F9421) or by using the swap function within the [MetaMask](https://docs.affyn.com/en/all-about-usdfyn/setup-metamask/guide-to-buy-usdfyn-on-metamask) app.

## Technical Information

Token Name: Affyn

Token Ticker: FYN

Network: [Polygon](https://polygon.technology/)

Contract address: [0x3B56a704C01D650147ADE2b8cEE594066b3F9421](https://polygonscan.com/token/0x3b56a704c01d650147ade2b8cee594066b3f9421)

CoinGecko link: <https://www.coingecko.com/en/coins/affyn>

CoinMarketCap link: <https://coinmarketcap.com/currencies/affyn/>


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.affyn.com/en/all-about-usdfyn/purchase-usdfyn.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.