# f(x) Protocol

#### What is f(x) Protocol?

f(x) Protocol is a decentralized system that enables users to mint a fully collateralized stable asset, fxUSD, and gain leveraged long or short exposure to ETH and WBTC through structured onchain positions. 

#### What Actions Qualify for Gas Rebates?

Open Gas rebates gas fees for users who deposit assets or stake within f(x) Protocol's core pools and savings product.

Click [here](https://fxprotocol.gitbook.io/fx-docs/f-x-protocol-mechanisms/key-functions-of-f-x) for more information on f(x) protocol’s product mechanisms.

**Eligible Contracts & Functions for Feb & Mar 2026:**

<table data-header-hidden><thead><tr><th></th><th></th><th width="109.1328125"></th><th></th><th></th></tr></thead><tbody><tr><td><strong>Contract</strong></td><td><strong>Address</strong></td><td><strong>Function</strong></td><td><strong>What it does</strong></td><td><strong>Where to access</strong></td></tr><tr><td>AaveFundingPoolETH Pool</td><td>0x6Ecfa38FeE8a5277B91eFdA204c235814F0122E8</td><td><ul><li>deposit</li></ul></td><td>Deposit ETH into the Aave-funded ETH pool to earn yield</td><td><a href="https://fx.aladdin.club/v2/trade">https://fx.aladdin.club/v2/trade</a> </td></tr><tr><td>wBTC Pool</td><td>0xAB709e26Fa6B0A30c119D8c55B887DeD24952473</td><td><ul><li>deposit</li></ul></td><td>Deposit wBTC into the f(x) wBTC pool</td><td><a href="https://fx.aladdin.club/v2/trade">https://fx.aladdin.club/v2/trade</a> </td></tr><tr><td>Short wstETH Pool</td><td>0x25707b9e6690B52C60aE6744d711cf9C1dFC1876</td><td><ul><li>deposit</li></ul></td><td>Deposit into the short wstETH leveraged pool</td><td><a href="https://fx.aladdin.club/v2/trade">https://fx.aladdin.club/v2/trade</a> </td></tr><tr><td>Short wBTC Pool</td><td>0xA0cC8162c523998856D59065fAa254F87D20A5b0</td><td><ul><li>deposit</li></ul></td><td>Deposit into the short wBTC leveraged pool</td><td><a href="https://fx.aladdin.club/v2/trade">https://fx.aladdin.club/v2/trade</a> </td></tr><tr><td>fxUSD Base Pool Gauge</td><td><p>0xEd92dDe3214c24Ae04F5f96927E3bE8f8DbC3289</p><p><br></p></td><td><ul><li>deposit</li></ul></td><td>Stake LP tokens into the fxUSD base pool gauge to earn FXN rewards</td><td><a href="https://fx.aladdin.club/v2/earn">https://fx.aladdin.club/v2/earn</a> </td></tr><tr><td>fxUSD Base Pool FXN</td><td>0x215D87bd3c7482E2348338815E059DE07Daf798A</td><td><ul><li>deposit</li></ul></td><td>Deposit into the fxUSD FXN rewards pool</td><td><a href="https://fx.aladdin.club/v2/earnhttps://fx.aladdin.club/v2/earn">https://fx.aladdin.club/v2/earn</a></td></tr><tr><td>FxUSDBasePool</td><td>0x65C9A641afCEB9C0E6034e558A319488FA0FA3be</td><td><ul><li>mint / deposit</li></ul></td><td>Mint fxUSD or deposit into the base stable pool</td><td><a href="https://fx.aladdin.club/v2/fxmint">https://fx.aladdin.club/v2/fxmint</a> </td></tr><tr><td>fxSAVE</td><td>0x7743e50F534a7f9F1791DdE7dCD89F7783Eefc39</td><td><ul><li>deposit</li></ul></td><td>Deposit USDC or fxUSD into fxSAVE to earn passive yield</td><td><a href="https://fx.aladdin.club/v2/fxsave">https://fx.aladdin.club/v2/fxsave</a> </td></tr></tbody></table>

**How to Claim Your Rebate**\
Head to the[ Open Gas Claim Dashboard](https://ethgas.com/open-gas/claim) → Connect your wallet → Claim your ETH gas rebate.

<br>


---

# 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.ethgas.com/overview/open-gas/f-x-protocol.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.