README.md

---
base_model:
- google/gemma-4-26B-A4B-it
- zerofata/G4-MeroMero-26B-A4B
- ReadyArt/Serenity-26B-A4B
- Gryphe/Pantheon-Reasoning-26B-A4B-1.1
- ReadyArt/Dark-Scarlett-v1.0-26B-A4B
- Darkhn/Gemma-4-26B-A4B-Animus-V14.1-FFT
library_name: transformers
tags:
- mergekit
- merge
- roleplay
- storytelling
license: apache-2.0
---
<section class="card">
  <div class="background"></div>
  <div class="frame"></div>
  <div class="edge edge-left"></div>
  <div class="edge edge-right"></div>

  <header class="header">
    <h1 class="title" data-text="Shadow-Siren-26B-A4B">Shadow-Siren-26B-A4B</h1>
    <div class="line"></div>
  </header>

  <figure class="media">
    <span class="corner corner-tl"></span>
    <span class="corner corner-tr"></span>
    <span class="corner corner-bl"></span>
    <span class="corner corner-br"></span>

  <div class="media-inner">
      <img
        src="https://cdn-uploads.huggingface.co/production/uploads/6669a3a617b838fda45637b8/2H1mnWbQxhVGOJ9Uocoq0.png"
        alt="Shadow-Siren-26B-A4B artwork"
      >
    </div>
  </figure>

  <section class="panel panel-main">
    <div class="panel-head">
      <h2>Overview</h2>
    </div>

  <p class="copy">
      <strong>Shadow-Siren-26B-A4B</strong> was created through a multi-stage merge combining
      <a href="https://huggingface.co/zerofata/G4-MeroMero-26B-A4B">G4-MeroMero-26B-A4B</a>,
      <a href="https://huggingface.co/ReadyArt/Serenity-26B-A4B">Serenity-26B-A4B</a>,
      <a href="https://huggingface.co/google/gemma-4-26B-A4B-it">Gemma-4-26B-A4B-it</a>,
      <a href="https://huggingface.co/Gryphe/Pantheon-Reasoning-26B-A4B-1.1">Pantheon-Reasoning-26B-A4B-1.1</a>,
      <a href="https://huggingface.co/ReadyArt/Dark-Scarlett-v1.0-26B-A4B">Dark-Scarlett-v1.0-26B-A4B</a>,
      and
      <a href="https://huggingface.co/Darkhn/Gemma-4-26B-A4B-Animus-V14.1-FFT">Gemma-4-26B-A4B-Animus-V14.1-FFT</a>.
    </p>

  <details class="details">
      <summary><span>Multi-stage merge configuration</span></summary>
<pre><code>name: First
models:
  - model: zerofata/G4-MeroMero-26B-A4B
  - model: ReadyArt/Serenity-26B-A4B
  - model: google/gemma-4-26B-A4B-it
  - model: Gryphe/Pantheon-Reasoning-26B-A4B-1.1
merge_method: saef
parameters:
  paradox: 0.40
  strength: 0.88
  boost: 0.28
  modes: 2
dtype: float32
out_dtype: bfloat16
tokenizer:
  source: union
---
name: Second
models:
  - model: ReadyArt/Dark-Scarlett-v1.0-26B-A4B
  - model: google/gemma-4-26B-A4B-it
  - model: Darkhn/Gemma-4-26B-A4B-Animus-V14.1-FFT
merge_method: karcher
chat_template: auto
dtype: float32
out_dtype: bfloat16
parameters:
  tol: 1e-9
  max_iter: 250
tokenizer:
  source: union
---
base_model: google/gemma-4-26B-A4B-it
models:
  - model: First
  - model: Second
merge_method: hcr
chat_template: auto
parameters:
  strength: 0.6
  retention: 0.6
  novelty: 0.36
  stability: 0.7
dtype: float32
out_dtype: bfloat16
tokenizer:
  source: union</code></pre>
    </details>
  </section>

  <section class="panel">
    <div class="panel-head">
      <h2>Intended Use</h2>
    </div>

  <div class="grid">
      <article class="item">
        <div class="item-copy">
          <h3>Roleplay</h3>
          <p>Character interaction, dialogue, personas, and multi-turn scenes.</p>
        </div>
      </article>

  <article class="item">
        <div class="item-copy">
          <h3>Creative Writing</h3>
          <p>Drafting fiction, descriptions, dialogue, and scene variations.</p>
        </div>
      </article>

  <article class="item">
        <div class="item-copy">
          <h3>Storytelling</h3>
          <p>Short stories, longer narratives, plot development, and worldbuilding.</p>
        </div>
      </article>

  <article class="item">
        <div class="item-copy">
          <h3>Brainstorming</h3>
          <p>Generating concepts, outlines, alternatives, and writing ideas.</p>
        </div>
      </article>
    </div>
  </section>
</section>

<style>
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  border-color: rgba(202, 159, 238, 0.40);
  box-shadow:
    inset 0 1px 0 rgba(247, 235, 255, 0.08),
    inset 0 -6px 12px rgba(0, 0, 0, 0.54),
    0 0 18px rgba(146, 77, 205, 0.16),
    0 8px 18px rgba(0, 0, 0, 0.30);
}

.card .item-copy {
  align-self: center;
  min-width: 0;
  padding: 30px 31px;
}

.card .item h3 {
  margin: 0 0 11px;
  color: #f0e7f4;
  font-family: "Cinzel Decorative", Georgia, serif;
  font-size: clamp(1.08rem, 1.65vw, 1.30rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.card .item:nth-child(2) h3 {
  color: #d6f3f2;
}

.card .item:nth-child(3) h3 {
  color: #f2dfc1;
}

.card .item:nth-child(4) h3 {
  color: #e6d6f6;
}

.card .item p {
  margin: 0;
  color: #ad9fb3;
  font-size: clamp(0.94rem, 1.22vw, 1.02rem);
  line-height: 1.67;
}

@media (max-width: 760px) {
  .card .title {
    font-size: clamp(0.98rem, 6vw, 2.9rem);
    letter-spacing: -0.06em;
  }
}

@media (max-width: 620px) {
  .card {
    margin: 18px auto;
    padding: 24px 14px 29px;
  }

  .card .header {
    padding: 4px 0 31px;
  }

  .card .title {
    font-size: clamp(0.82rem, 6vw, 1.68rem);
  }

  .card .line {
    width: 79%;
    margin-top: 17px;
  }

  .card .line::before {
    left: calc(50% - 30px);
  }

  .card .line::after {
    right: calc(50% - 30px);
  }

  .card .media {
    padding: 8px;
    margin-bottom: 23px;
  }

  .card .corner {
    width: 28px;
    height: 28px;
  }

  .card .panel {
    padding: 24px 17px;
    margin-bottom: 22px;
  }

  .card .panel h2 {
    font-size: 1.25rem;
  }

  .card .copy {
    font-size: 0.96rem;
    line-height: 1.74;
  }

  .card .details summary {
    min-height: 58px;
    padding: 15px 56px 15px 18px;
    font-size: 0.74rem;
  }

  .card .details pre {
    font-size: 0.77rem;
  }

  .card .grid {
    grid-template-columns: 1fr;
  }

  .card .item {
    min-height: 152px;
  }

  .card .item-copy {
    padding: 25px 21px;
  }

  .card .item h3 {
    font-size: 1.05rem;
  }

  .card .item p {
    font-size: 0.92rem;
  }
}
</style>