Vortex5/Stellar-Witch-12B

TEXT GENERATIONConcurrency Cost:1Model Size:12BQuant:FP8Ctx Length:32kPublished:Apr 26, 2026License:apache-2.0Architecture:Transformer0.0K Open Weights Cold

Vortex5/Stellar-Witch-12B is a 12 billion parameter language model created by Vortex5 through a custom merge of five distinct 12B models, including Stellar-Seraph-12B and MN-12B-Mag-Mell-R1. This model is specifically optimized for creative applications, excelling in roleplay, storytelling, and generating atmospheric long-form narratives. It offers a 32768 token context length, making it suitable for extended creative writing tasks.

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Stellar-Witch-12B: A Merged Model for Creative Applications

Stellar-Witch-12B is a 12 billion parameter language model developed by Vortex5. It was created using a custom merge method, combining five different 12B models: Stellar-Seraph-12B, MN-12B-Mag-Mell-R1, Dans-SakuraKaze-V1.0.0-12b, NeonMaid-12B-v2, and Ollpheist-12B. This unique merging approach aims to leverage the strengths of its constituent models.

Key Capabilities

  • Emotion-forward Roleplay: Designed for engaging and expressive character interactions.
  • Atmospheric Storytelling: Excels at generating long-form narratives with a strong sense of mood and environment.
  • Creative Writing: Optimized for producing imaginative and atmospheric fiction.

Good for

  • Developers building applications requiring rich, character-driven interactions.
  • Writers and creators seeking assistance with generating detailed story arcs and descriptive prose.
  • Projects focused on interactive fiction, virtual companions, or narrative-driven experiences.