Cyclone-Labs/Starless-Seraph-31B

VISIONPricing:Input $0.48 / Cached $0.1 / Output $1.44Concurrent Unit Cost:2Model Size:31BQuant:FP8Context Size:32kTool Calling:SupportedPublished:Aug 28, 2026License:apache-2.0Architecture:Transformer0.0K Open Weights Featherless Exclusive Cold

Starless-Seraph-31B is a 31 billion parameter language model developed by Cyclone-Labs, created by merging several Gemma-4-31B-it variants using a custom method. This model is specifically optimized for creative applications, excelling in roleplay, creative writing, storytelling, and brainstorming with a strong atmospheric voice and vivid descriptions. It leverages a 32K context length to support long-form narrative generation and complex character interactions.

Loading preview...

Overview

Starless-Seraph-31B is a 31 billion parameter language model developed by Cyclone-Labs. It was created through a custom merging process, combining several specialized Gemma-4-31B-it variants including gemma-4-31B-it, Equinox-31B, gemma-4-31B-it-Claude-Opus-Distill-v2, gemma-4-31B-it-scotoma-2, G4-MeroMero-v2-31B, Gemma-4-31B-glimmer-rp-v0.1, and Gemma-4-31B-Storymaxxed3. This unique combination aims to enhance its capabilities in creative and narrative-driven tasks.

Key Capabilities

  • Roleplay: Excels in character interaction, dialogue generation, persona consistency, and multi-turn scenes with a distinct atmospheric voice.
  • Creative Writing: Proficient in generating fiction, vivid descriptions, diverse dialogue, scene variations, and stylistically expressive drafting.
  • Storytelling: Capable of producing short stories, long-form narratives, developing plots, maintaining continuity, and building immersive atmospheres and worlds.
  • Brainstorming: Useful for generating concepts, outlines, alternative ideas, character hooks, lore fragments, and general writing inspiration.

Intended Use Cases

This model is particularly well-suited for applications requiring advanced creative text generation and narrative development. Its strengths lie in producing engaging and coherent content for:

  • Interactive fiction and game development.
  • Assisting writers with drafting and overcoming creative blocks.
  • Generating rich backstories and world-building elements.
  • Developing dynamic and expressive conversational agents for role-playing scenarios.