sepia
sepia is 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 fictio.... It is ranked #1291 on the Dev Radar, in AI dev tools, first seen 19 days ago and shared in 1 post (20.3k views).
What people said about sepia on X
sepia 这个去 AI 味写作 Skill 真有点东西，值得看一下。 它先拿六万多篇小说作为对照实验，发现光看叙事结构就能认出 AI 写的，识别率 93.2%。 然后尝试将表面词句改得干干净净，但这个识别率几乎不降。 于是它就从结构层下手，主题别让叙述者讲出来、因果链松一松，共 30 项诊断。 GitHub：http://github.com/Nanako0129/sepia Claude、ChatGPT、Gemini、DeepSeek、Kimi 各家模型的写作指纹，还有单独的修正清单。 写公文也有对应规则，发布公告、复盘报告、工单各配一套，按场合说话不端着。 提供写、诊断、小改、重写 4 种用法，Claude…
— @GitHub_Daily, 19 days ago · 270 likes · see the post
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sepia in numbers
- Rank on the Dev Radar: #1291 of 1353
- Shared in 1 post by 1 account: @GitHub_Daily
- 20.3k views on those posts
- First seen 19 days ago, last shared 19 days ago
- Pricing seen by Jev: open source
- Market: AI dev tools
FAQ
What is sepia?
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 fictio... It was first shared on X 19 days ago and is ranked #1291 on the Dev Radar.
Is sepia free?
It is open source.
Who shared sepia?
1 account on X, including @GitHub_Daily, in 1 post totalling 20.3k views.
Every post is read and classified by Jev (TypeSafe): what it is, which market it belongs to, and whether the link is a real tool. 12.2k posts from 4.7k X accounts over the last 21 days, 1.4k tools, 12 markets. Collected every 5 minutes, fully re-ranked every hour — last update 2026-09-19 18:06 UTC. Full method.