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

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  <p data-subtitle style={{fontSize: '1.25rem', color: '#555', margin: '1.5rem 0 2.5rem 0', maxWidth: 540}}>
    Unified API for Perpetuals, Options, and Market Data. Fast, secure, and developer-friendly.
  </p>

  <a
    href="/latest/introduction"
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    Get started →
  </a>
</div>

<div style={{ position: 'relative', left: '50%', transform: 'translateX(-50%)', width: 'min(1006px, 92vw)', boxSizing: 'border-box' }}>
  <div data-quickstart-title style={{
    fontWeight: 400,
    fontSize: '1.35rem',
    textAlign: 'left',
    margin: '1rem 0 0.5rem 0',
    letterSpacing: '-0.5px',
    color: '#222',
    fontFamily: 'Inter, Segoe UI, Arial, sans-serif',
  }}>Choose your product</div>

  <div
    style={{
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gap: '1.1rem',
margin: '1.2rem 0 2rem 0',
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  >
    <a
      data-card
      href="/latest/perps/guides/overview"
      style={{
    display: 'flex', flexDirection: 'row', alignItems: 'flex-start', gap: '1.1rem',
    background: '#fff', border: '1px solid #e5e7eb', borderRadius: '12px',
    boxShadow: '0 1px 4px #0001', padding: '1.4rem 1.5rem', textAlign: 'left',
    textDecoration: 'none', color: '#111', transition: 'box-shadow 0.15s, border 0.15s',
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          <path d="M15 6h2v2" />
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      </span>

      <span>
        <div data-card-title style={{fontWeight: 700, fontSize: '1.08rem', color: '#111', marginBottom: 4}}>Perpetuals</div>
        <div data-card-desc style={{fontSize: '0.98rem', color: '#444', lineHeight: 1.5}}>Trade with up to 5x leverage, cross or isolated margin, and funding — against a single order book per market over WebSocket.</div>
      </span>
    </a>

    <a
      data-card
      href="/latest/options/guides/overview"
      style={{
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        <div data-card-title style={{fontWeight: 700, fontSize: '1.08rem', color: '#111', marginBottom: 4}}>Options</div>
        <div data-card-desc style={{fontSize: '0.98rem', color: '#444', lineHeight: 1.5}}>Trade calls and puts across weekly and monthly expiries, with live prices, implied volatility, and Greeks streamed over WebSocket.</div>
      </span>
    </a>
  </div>
</div>

<div style={{ position: 'relative', left: '50%', transform: 'translateX(-50%)', width: 'min(1006px, 92vw)', boxSizing: 'border-box' }}>
  <div data-quickstart-title style={{
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    fontSize: '1.35rem',
    textAlign: 'left',
    margin: '2.5rem 0 1.4rem 0',
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    color: '#222',
    fontFamily: 'Inter, Segoe UI, Arial, sans-serif',
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  <div
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      <div data-cluster-label style={{fontWeight: 700, fontSize: '0.78rem', letterSpacing: '0.08em', textTransform: 'uppercase', color: '#0D9373'}}>Get started</div>

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        <span>
          <div data-card-title style={{fontWeight: 700, fontSize: '1.08rem', color: '#111', marginBottom: 4}}>Set Up & Connect</div>
          <div data-card-desc style={{fontSize: '0.98rem', color: '#444', lineHeight: 1.5}}>Onboard, generate API keys, and connect to Rails.</div>
        </span>
      </a>

      <a
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        <span>
          <div data-card-title style={{fontWeight: 700, fontSize: '1.08rem', color: '#111', marginBottom: 4}}>Authorize Requests</div>
          <div data-card-desc style={{fontSize: '0.98rem', color: '#444', lineHeight: 1.5}}>Exchange your API keys for an access token used across REST and WebSocket.</div>
        </span>
      </a>
    </div>

    <div style={{display: 'flex', flexDirection: 'column', gap: '1.1rem', flex: '1 1 260px'}}>
      <div data-cluster-label style={{fontWeight: 700, fontSize: '0.78rem', letterSpacing: '0.08em', textTransform: 'uppercase', color: '#0D9373'}}>Perpetuals</div>

      <a
        data-card
        href="/latest/perps/guides/market-data"
        style={{
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      background: '#fff', border: '1px solid #e5e7eb', borderRadius: '12px',
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            <rect x="3" y="10" width="3" height="7" />

            <rect x="8.5" y="6" width="3" height="11" />

            <rect x="14" y="2" width="3" height="15" />
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        </span>

        <span>
          <div data-card-title style={{fontWeight: 700, fontSize: '1.08rem', color: '#111', marginBottom: 4}}>Market Data & Order Book</div>
          <div data-card-desc style={{fontSize: '0.98rem', color: '#444', lineHeight: 1.5}}>Stream index, mark, and funding data and maintain a local order book.</div>
        </span>
      </a>

      <a
        data-card
        href="/latest/perps/guides/order-creation"
        style={{
      display: 'flex', flexDirection: 'row', alignItems: 'flex-start', gap: '1.1rem',
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            <circle cx="10" cy="10" r="8" />

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        <span>
          <div data-card-title style={{fontWeight: 700, fontSize: '1.08rem', color: '#111', marginBottom: 4}}>Create & Manage Orders</div>
          <div data-card-desc style={{fontSize: '0.98rem', color: '#444', lineHeight: 1.5}}>Place, modify, and cancel orders, and track fills and positions.</div>
        </span>
      </a>
    </div>

    <div style={{display: 'flex', flexDirection: 'column', gap: '1.1rem', flex: '1 1 260px'}}>
      <div data-cluster-label style={{fontWeight: 700, fontSize: '0.78rem', letterSpacing: '0.08em', textTransform: 'uppercase', color: '#0D9373'}}>Options</div>

      <a
        data-card
        href="/latest/options/guides/market-data"
        style={{
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            <path d="M4 3v13h13" />

            <polyline points="7 12 10 8 13 10 16 5" />
          </svg>
        </span>

        <span>
          <div data-card-title style={{fontWeight: 700, fontSize: '1.08rem', color: '#111', marginBottom: 4}}>Contracts, Quotes & Greeks</div>
          <div data-card-desc style={{fontSize: '0.98rem', color: '#444', lineHeight: 1.5}}>Discover contracts and stream live prices, implied volatility, and Greeks.</div>
        </span>
      </a>

      <a
        data-card
        href="/latest/options/guides/order-lifecycle"
        style={{
      display: 'flex', flexDirection: 'row', alignItems: 'flex-start', gap: '1.1rem',
      background: '#fff', border: '1px solid #e5e7eb', borderRadius: '12px',
      boxShadow: '0 1px 4px #0001', padding: '1.2rem', textAlign: 'left',
      textDecoration: 'none', color: '#111', transition: 'box-shadow 0.15s, border 0.15s',
      width: '100%', minHeight: '150px', boxSizing: 'border-box',
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        <span data-card-icon style={{display: 'inline-flex', alignItems: 'center', justifyContent: 'center', width: 32, height: 32, background: '#fff', borderRadius: '8px', border: '1.5px solid #0D9373'}}>
          <svg width="20" height="20" fill="none" stroke="#0D9373" strokeWidth="1.8" strokeLinecap="round" strokeLinejoin="round">
            <path d="M10 3l7 4-7 4-7-4 7-4z" />

            <path d="M3 11l7 4 7-4" />
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        </span>

        <span>
          <div data-card-title style={{fontWeight: 700, fontSize: '1.08rem', color: '#111', marginBottom: 4}}>Trade & Settle Options</div>
          <div data-card-desc style={{fontSize: '0.98rem', color: '#444', lineHeight: 1.5}}>Place options orders and understand cash settlement at expiry.</div>
        </span>
      </a>
    </div>
  </div>
</div>