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<!doctype html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <meta name="theme-color" content="#f4f3ef" />
    <meta
      name="description"
      content="Audio8 TTS Preview 0.6B multilingual voice cloning studio."
    />
    <title>Audio8 TTS Preview 0.6B</title>
    <link rel="stylesheet" href="/static/styles.css" />
    <script src="https://unpkg.com/lucide@0.468.0/dist/umd/lucide.min.js" defer></script>
    <script src="/static/app.js" defer></script>
  </head>
  <body>
    <header class="topbar">
      <div class="topbar-inner">
        <a class="brand" href="/" aria-label="Audio8 TTS Preview 0.6B">
          <img src="/assets/audio8-logo.jpeg" alt="Audio8" />
          <span class="brand-divider" aria-hidden="true"></span>
          <span class="brand-product">TTS Preview 0.6B</span>
        </a>
        <nav class="top-actions" aria-label="Product links">
          <a
            class="icon-link"
            href="https://huggingface.co/Audio8/Audio8-TTS-Preview-0.6b"
            target="_blank"
            rel="noreferrer"
          >
            <i data-lucide="box" aria-hidden="true"></i>
            <span>Model</span>
          </a>
          <a class="icon-link" href="/docs" target="_blank">
            <i data-lucide="code-2" aria-hidden="true"></i>
            <span>API</span>
          </a>
          <div class="runtime-status" id="runtimeStatus" aria-live="polite">
            <span class="status-dot"></span>
            <span id="runtimeLabel">Warming up</span>
          </div>
        </nav>
      </div>
    </header>

    <main>
      <section class="title-band">
        <div>
          <p class="eyebrow">Audio8 TTS Preview 0.6B</p>
          <h1>Clone a voice. Generate speech.</h1>
        </div>
        <div class="engine-mark">
          <span>Multilingual</span>
          <span class="engine-separator">/</span>
          <span>44.1 kHz</span>
        </div>
      </section>

      <section class="studio" aria-label="Voice cloning studio">
        <form id="generationForm" class="controls-column">
          <section class="control-section voice-section">
            <div class="section-heading">
              <div>
                <span class="step-index">01</span>
                <h2>Reference voice</h2>
              </div>
              <div class="source-tabs" role="tablist" aria-label="Reference source">
                <button
                  class="source-tab active"
                  type="button"
                  role="tab"
                  aria-selected="true"
                  data-source="library"
                >
                  Voices
                </button>
                <button
                  class="source-tab"
                  type="button"
                  role="tab"
                  aria-selected="false"
                  data-source="upload"
                >
                  Upload
                </button>
              </div>
            </div>

            <div id="voiceLibrary" class="voice-library" role="radiogroup"></div>

            <div id="uploadPanel" class="upload-panel" hidden>
              <label class="upload-target" for="referenceAudio">
                <i data-lucide="upload" aria-hidden="true"></i>
                <span>
                  <strong id="uploadTitle">Choose reference audio</strong>
                  <small>WAV, MP3, FLAC, M4A or OGG, up to 30 seconds / 15 MB</small>
                </span>
              </label>
              <input
                id="referenceAudio"
                name="reference_audio"
                type="file"
                accept="audio/wav,audio/mpeg,audio/flac,audio/mp4,audio/ogg"
              />
              <audio id="uploadPreview" controls hidden></audio>
            </div>

            <label class="field-label" for="referenceText">
              Reference transcript
              <textarea
                class="reference-transcript"
                id="referenceText"
                name="reference_text"
                rows="2"
                required
              ></textarea>
            </label>
          </section>

          <section class="control-section text-section">
            <div class="section-heading">
              <div>
                <span class="step-index">02</span>
                <h2>Speech text</h2>
              </div>
              <span class="character-count"><span id="characterCount">0</span>/150</span>
            </div>
            <label class="sr-only" for="speechText">Text to generate</label>
            <textarea
              id="speechText"
              name="text"
              maxlength="1000"
              rows="6"
              required
            >Every voice carries a story. With Audio8, that story can travel across languages and reach more people.</textarea>

            <div class="text-presets" aria-label="Speech text presets">
              <button type="button" data-preset="en">English</button>
              <button type="button" data-preset="zh">中文</button>
              <button type="button" data-preset="ja">日本語</button>
              <button type="button" data-preset="es">Español</button>
            </div>

            <details class="settings">
              <summary>
                <span><i data-lucide="sliders-horizontal" aria-hidden="true"></i> Generation settings</span>
                <i class="chevron" data-lucide="chevron-down" aria-hidden="true"></i>
              </summary>
              <div class="settings-grid">
                <label>
                  Temperature
                  <input name="temperature" type="number" min="0" max="2" step="0.05" value="0.8" />
                </label>
                <label>
                  Top P
                  <input name="top_p" type="number" min="0.05" max="1" step="0.05" value="0.95" />
                </label>
                <label>
                  Top K
                  <input name="top_k" type="number" min="1" max="200" step="1" value="50" />
                </label>
                <label>
                  Max tokens
                  <input name="max_new_tokens" type="number" min="32" max="1024" step="32" value="1024" />
                </label>
              </div>
            </details>

            <label class="consent-row">
              <input id="consent" type="checkbox" required />
              <span>I have permission to use this reference voice.</span>
            </label>

            <button id="generateButton" class="generate-button" type="submit" disabled>
              <i data-lucide="audio-lines" aria-hidden="true"></i>
              <span>Generate speech</span>
              <kbd>Audio8</kbd>
            </button>
          </section>
        </form>

        <aside class="output-column" aria-labelledby="outputHeading">
          <div class="output-heading-row">
            <div>
              <span class="step-index">03</span>
              <h2 id="outputHeading">Generated audio</h2>
            </div>
            <span id="resultBadge" class="result-badge" hidden>Ready</span>
          </div>

          <div id="emptyOutput" class="empty-output">
            <div class="wave-display" aria-hidden="true">
              <span></span><span></span><span></span><span></span><span></span>
              <span></span><span></span><span></span><span></span><span></span>
              <span></span><span></span><span></span><span></span><span></span>
            </div>
            <p>Your generated voice will appear here.</p>
            <span>WAV / 44.1 kHz</span>
          </div>

          <div id="loadingOutput" class="loading-output" hidden aria-live="polite">
            <div class="processing-mark" aria-hidden="true">
              <span></span><span></span><span></span><span></span><span></span>
            </div>
            <strong id="loadingTitle">Encoding reference voice</strong>
            <span id="elapsedTime">0.0s</span>
          </div>

          <div id="resultOutput" class="result-output" hidden>
            <canvas id="resultWaveform" width="960" height="180"></canvas>
            <audio id="resultAudio" controls></audio>
            <div class="result-metrics">
              <div>
                <span>Generation</span>
                <strong id="generationTime">--</strong>
              </div>
              <div>
                <span>Audio</span>
                <strong id="audioDuration">--</strong>
              </div>
              <div>
                <span>Model</span>
                <strong>Audio8 0.6B</strong>
              </div>
            </div>
            <a id="downloadButton" class="download-button" download="audio8-clone.wav">
              <i data-lucide="download" aria-hidden="true"></i>
              Download WAV
            </a>
          </div>

          <div id="errorOutput" class="error-output" hidden role="alert">
            <i data-lucide="circle-alert" aria-hidden="true"></i>
            <div>
              <strong>Generation failed</strong>
              <p id="errorMessage"></p>
            </div>
          </div>
        </aside>
      </section>
    </main>

    <footer>
      <span>Audio8 TTS Preview</span>
      <span>Use cloned voices with consent and disclose synthetic audio.</span>
    </footer>
  </body>
</html>