sepia

Name: sepia Review
Item: sepia
Rating: 3.8
Author: Aaron Matthews

Skill Documents & Content Solid

Works inClaude Code

Solid Scanned — metadata only

Helps teams detect and remediate AI-generated text in documentation, content, and code comments—critical for maintaining authenticity, compliance, and user t…

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).

Ask Claude to remove AI-generated patterns from a draft novel chapter and restore authentic narrative voice.
Generate professional email or report prose that matches your company's communication style and tone guidelines.
Find and fix inconsistencies in character voice or narrative perspective across multiple fiction document sections.

2,171 starsMIT (commercial OK)FreeQuick setup

Why it matters

Helps teams detect and remediate AI-generated text in documentation, content, and code comments—critical for maintaining authenticity, compliance, and user trust in enterprise communications.

Best for

Content teams and compliance officers managing mixed human-AI writing workflows requiring de-AI detection across documents and professional prose.

Works in

Claude Code Claude Cowork Claude Chat

Source

https://github.com/Nanako0129/sepia

By Nanako0129

How to Get It

Option 1: Claude Desktop App (Code Mode)Click the + button next to the prompt box → Plugins → Add plugin. Search and click Install. Skills work in Claude Code only.

Option 2: Paste into Claude CodeCopy the command below and paste it into your conversation. Claude will install it.

Command

claude plugins install Nanako0129/sepia

Tip: Paste this into a Claude Code conversation. Verify command matches your Claude Code version.

Auto-generated from the tool's public listing — not hands-on verified. Cross-check against the source repo's README before running.

First thing to try

After installing, paste this into Claude:

Remove AI-generated patterns from a draft novel chapter and restore authentic narrative voice

CostFree

Trust Signals Auto-scanned

Stars2,171Last updated2026-09-05LicenseMIT (OK for commercial use)Known CVEsNone foundSources: GitHub Advisory Database + OSV.dev · Scanned 2026-09-05 · scanner v1

Community Pulse New

No community discussions found yet. This doesn't mean the tool isn't good — it may be new or serve a niche use case.

Reviewer notes

Auto-scanned review. These are observations, not a security certification.

Scored from trust signals (evidence-eval-v1): 2,171 GitHub stars; contributors unknown; last commit 0d ago; license MIT.

Things to check

Scanned, not hands-on tested — this entry was auto-scanned from public metadata (GitHub metrics, license, security flags). No reviewer has run it, and no tool-specific limitations have been documented yet.

How to evaluate tools before deploying →

Data shown here comes from public APIs and automated scanning. Reviewer notes reflect one person's experience. This is not a security certification or legal recommendation. Always evaluate tools according to your own organization's policies.

Evaluation Scores

Evaluation

Ease of Use

4/5

Versatility

5/5

Reliability

3/5

Security

3/5

Overall score3.85 / 5.00 SolidEvaluatedSep 2026

Scored from trust signals (evidence-eval-v1): 2,171 GitHub stars; contributors unknown; last commit 0d ago; license MIT.

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