> ## Documentation Index
> Fetch the complete documentation index at: https://docs.metengine.xyz/llms.txt
> Use this file to discover all available pages before exploring further.

# Install the Extension

> Get MetEngine running on any Chromium browser in under two minutes. Sign in with X for 2 days of free trial.

## Install from Chrome Web Store

<Card title="Get MetEngine Extension" icon="chrome" href="https://chromewebstore.google.com/detail/metengine-extension/blcfcjhogmgkoeiplccnlnjnoohgdpip">
  Add to Chrome
</Card>

You can also visit [metengine.xyz/extension](https://metengine.xyz/extension), which redirects to the store.

Works on Chrome, Brave, Edge, and Opera.

<Warning title="Your keys stay yours">
  The extension has passed an independent security audit. It cannot access your private keys, sign transactions, or move funds. All overlays are read-only. Zero wallet permissions. [Read the full audit report →](https://metengine.xyz/audit)
</Warning>

## Set Up in Four Steps

<Steps>
  <Step title="Add to your browser">
    Click **Add to Chrome** on the Web Store page, then confirm with **Add extension**.
  </Step>

  <Step title="Open the side panel">
    Click the MetEngine icon in your toolbar. The side panel opens with a login screen.
  </Step>

  <Step title="Sign in">
    Click **Log in**. You can sign in with your wallet or with X (Twitter). A new tab opens to `app.metengine.xyz/purchase` to complete the connection.
  </Step>

  <Step title="Start trading with an edge">
    The extension activates automatically after sign-in. Your side panel shows three tabs: Notifications, Wallets, and Settings.
  </Step>
</Steps>

## 2-Day Free Trial

Sign in with X (or connect X to your existing account) to unlock all paid features for 2 days. No card required.

After the trial ends:

* If you have a paid plan, you return to that plan.
* If you don't, you keep access to all free features below.

## Free Features Available Immediately

No payment required:

| Platform    | What You Can Do                                  |
| ----------- | ------------------------------------------------ |
| Polymarket  | Find bonding markets with yield (Free Money Tab) |
| Meteora     | See active bin ranges on any DLMM pool           |
| Meteora     | Track 6-hour DCA pressure per token              |
| Hyperliquid | View open interest chart on any asset            |

Paid features show an **Upgrade now** button. Click it or go to Settings to upgrade.

## Verify It Works

Visit a supported platform to confirm overlays appear:

* **[polymarket.com](https://polymarket.com)**: Look for the "Free Money" tab on the homepage
* **[app.hyperliquid.xyz](https://app.hyperliquid.xyz)**: Check for the OI chart on any asset page
* **[app.meteora.ag](https://app.meteora.ag)**: Check for the Active Bins highlight on any DLMM pool

If overlays don't appear, check the [troubleshooting guide](/extension/troubleshooting).

## Switch to Chinese

The extension UI supports English and Chinese. Open the Settings tab in the side panel and pick your language.

## Refer and Earn

Paid users get a referral link in the Settings tab. Share it to earn 10% commission on every referred subscription.

## Next Steps

<CardGroup cols={3}>
  <Card title="Polymarket" icon="chart-pie" href="/extension/polymarket/overview">
    Smart money flow, risk intelligence, and bonding markets
  </Card>

  <Card title="Hyperliquid" icon="bolt" href="/extension/hyperliquid/overview">
    Open interest, liquidation depth, and smart trades
  </Card>

  <Card title="Meteora" icon="droplet" href="/extension/meteora/overview">
    LP analytics, copy trading, and range suggestions
  </Card>
</CardGroup>