# Nanako0129/sepia

<https://repo.masters-masters.com/en/repos/Nanako0129/sepia>

[Home](https://repo.masters-masters.com/en) › [Nanako0129](https://repo.masters-masters.com/en/owners/Nanako0129) › [sepia](https://repo.masters-masters.com/en/repos/Nanako0129/sepia)

Nanako0129/sepia has 3,613 stars on GitHub. Its RepoMasters card: RC tier. De-AI writing skill for any Agent Skills-compatible agent (77+ via the Skills CLI)…

| Field | Value |
| --- | --- |
| Owner | [Nanako0129](https://repo.masters-masters.com/en/owners/Nanako0129) |
| Stars | 3,613 |
| Forks | 224 |
| Language | [Python](https://repo.masters-masters.com/en/languages/python) |
| License | MIT |
| Created | 2026 |
| Topics | agent-skills, ai-writing, antigravity, claude-code, codex, developer-tools, fiction, grok, humanizer, llm |
| Tier | [RC (2,000 to 4,999 ★)](https://repo.masters-masters.com/en/ranks/blockbuster) |
| View on GitHub | [Nanako0129/sepia](https://github.com/Nanako0129/sepia) |

## Repository

De-AI writing skill for any Agent Skills-compatible agent (77+ via the Skills CLI), with native plugins for Claude Code, Codex, Grok Build, and Antigravity. Narrative-architecture repair for fiction, venue-matched rules for professional prose. Based on StoryScope (arXiv:2604.03136).

The tier for repos with 2,000 to 4,999 ★. Published odds per card pulled: 3%. Rarity: Epic.

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Data: GitHub · Illustration drawn by RepoMasters from the repo’s ID and its language color.