0xA50C1A1/MN-12B-Nymphaea-RP

TEXT GENERATIONConcurrency Cost:1Model Size:12BQuant:FP8Ctx Length:32kPublished:Apr 10, 2026License:apache-2.0Architecture:Transformer0.0K Open Weights Cold

MN-12B-Nymphaea-RP is a 12 billion parameter fine-tuned variant of Mistral Nemo Instruct 2407, developed by 0xA50C1A1. This model is specifically optimized for roleplay and creative writing tasks, leveraging a 32768-token context length. It was trained using DoRA on an expanded Darkmere dataset, featuring a mix of synthetic and human-written stories, and is notable for its uncensored nature due to pre-fine-tuning weight obliteration.

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MN-12B-Nymphaea-RP: Roleplay and Creative Writing Specialist

MN-12B-Nymphaea-RP is a 12 billion parameter language model, fine-tuned by 0xA50C1A1 from the Mistral Nemo Instruct 2407 base. It is specifically designed and optimized for roleplay and creative writing, offering a 32768-token context window.

Key Capabilities & Features

  • Specialized for Roleplay: Primarily developed for generating engaging and nuanced roleplay scenarios and creative narratives.
  • Uncensored Output: The model's base weights were processed with Heretic prior to fine-tuning, resulting in an uncensored output capability.
  • Advanced Training Method: Utilizes DoRA (Weight-Decomposed LoRA) with specific hyperparameters (LoRA Rank: 64, LoRA Alpha: 64, LoRA Dropout: 0.05) for efficient and effective fine-tuning.
  • Expanded Dataset: Trained on the latest iteration of the Darkmere dataset, which includes a diverse mix of manually curated synthetic and human-written stories, enhancing its creative range.
  • Mistral V3-Tekken Template: Recommended for custom presets, ensuring optimal performance with its intended instruct template.

Ideal Use Cases

  • Interactive Storytelling: Generating dynamic and immersive story arcs and character interactions.
  • Character Development: Crafting detailed and consistent character personas for roleplaying.
  • Creative Content Generation: Assisting with various forms of creative writing, from short stories to complex narratives.

This model is particularly suited for developers and users looking for a powerful, uncensored, and highly specialized tool for generating high-quality, creative, and roleplay-centric text.