humanizer

humanizer is a skill for Claude Code from Agent-Engineer-Master/skill-engineer. It costs 77 tokens per session (2,557 once invoked), scanned D, original, MIT.

A writing-editing skill that removes common signs of machine-generated text and adds specific details, varied sentence lengths, and clearer emotional wording. It can also adapt edits to a personal writing style when given a voice reference.

In plain words
What is it for?
Use it to revise LinkedIn posts, product copy, blog drafts, or other existing text. Personal-brand mode helps check whether the revision matches a particular author’s voice.
Why use it?
It helps drafted writing sound less generic or machine-written without creating new content from nothing. It also separates style editing from research, fact-checking, and search-engine scoring.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter. Also seen: names the AskUserQuestion tool.

Good fit Use it to revise LinkedIn posts, product copy, blog drafts, or other existing text. Personal-brand mode helps check whether the revision matches a particular author’s voice.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/agent-engineer-master/skill-engineer/humanizer
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add Agent-Engineer-Master/skill-engineer --skill humanizer
Clone the repo
git clone --depth 1 https://github.com/Agent-Engineer-Master/skill-engineer

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for humanizer

README.md
[![agentmods](https://agentmods.dev/badge/skills/agent-engineer-master/skill-engineer/humanizer/github.svg)](https://agentmods.dev/skills/agent-engineer-master/skill-engineer/humanizer)
Your own site
<a href="https://agentmods.dev/skills/agent-engineer-master/skill-engineer/humanizer"><img src="https://agentmods.dev/badge/skills/agent-engineer-master/skill-engineer/humanizer/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for humanizer

Your own site · 80×15
<a href="https://agentmods.dev/skills/agent-engineer-master/skill-engineer/humanizer"><img src="https://agentmods.dev/badge/skills/agent-engineer-master/skill-engineer/humanizer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 77 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,557 The whole file, excluding the scripts and references it only reads on demand.
Security scan D 2 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00077 $0.02557
Opus 5.5 $0.00031 $0.01023
Sonnet 5.5 $0.00015 $0.00511
Haiku 4.5 $0.00008 $0.00256

Measured 1mo ago against content hash 6e30416e4003, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade D, and why

humanizer scanned grade D with 2 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

The scan reads SKILL.md. This mod also ships 2 executable files (scripts/eval_voice.py, tests/test_eval_voice.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Hidden instructionshighPrompt injection

Directives inside HTML comments, invisible characters or bidirectional overrides are read by the model and not by the person reviewing the file.

<!-- Built with Agent Engineer Master — get your own production-ready skill: www.agentengineermaster.com/skill-engineer -->

Subtle steeringmediumPrompt injection

Instructions that bias recommendations or shape behaviour without the user noticing.

- Humanizer tools (gpthuman.ai etc.) are now detectable — never recommend them
operations/humanizer/SKILL.md · 168 lines

How it starts

The opening of the file, as written. The whole thing — 168 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Humanizer: Remove AI Patterns + Inject Human Quality

Full routing notes

Removes AI writing patterns and injects human quality — specificity, burstiness, and precise emotional language. Use when editing drafted content, cleaning up LinkedIn posts, product copy, or blog content so it doesn't sound like AI. Two-phase process: Phase 1 removes 33 AI tells (significance inflation, AI vocabulary, em dash overuse, contrastive negation, vague attributions, soulless structure); Phase 2 injects humanity (sentence length variation, specificity via "what kind?" technique, precise emotional language). An optional personal-brand mode (below) adapts the two phases to a specific author's voice, using a scoreable voice-schema gate and a deterministic eval harness. Do not use for generating new content from scratch, fact-checking, SEO scoring, or research. Does not use humanizer tools (gpthuman.ai, WriteHuman) — those are detectable; this skill does structural rewriting.

Two-phase editing skill. Phase 1 removes AI tells. Phase 2 injects specificity, burstiness, and emotional precision. Clean-but-generic is still a failure — both phases are required.

Setup

Load both reference files before starting:

  1. references/patterns-reference.md — 33 AI tell patterns with before/after examples
  2. references/specificity-techniques.md — "What kind?" technique, 7 levers, Emotions Wheel

Both are mandatory. Do not skip either.


Brand Context Intake

Before editing, identify the context. If not supplied, ask:

"Which context is this for? (a) Personal brand — LinkedIn/X/blog, (b) Analytical deliverable (report/memo/brief), (c) Generic content"

Context Risk level Quality gate
Personal brand (LinkedIn/X/blog) Highest Use Personal-brand mode below (voice reference + schema gate + eval harness). Always offer 2 variations. Read-aloud test mandatory. At least one thing only the author could know.
Analytical deliverable (paired with a write-report-style caller before its humanization pass) Highest Match the register the document already uses — keep analytical clarity, strip generic AI texture. Zero em-dashes. Preserve evidence tags, codes, and cited numbers untouched — relocate, never delete.
Generic content Standard Run Phase 1 + Phase 2 only. No voice gate.

Read the full file on GitHub · 168 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 168 lines · 77 tokens per session scan D 6e30416e4003

Subscribe to this mod's changes

humanizer is a skill published in the GitHub repository Agent-Engineer-Master/skill-engineer (8 stars, last pushed 3mo ago), licensed MIT. It adds 77 tokens to every session and 2,557 once invoked, about $0.0003 per session on Opus 5.5. A static security scan graded it D with 2 findings (hidden instructions, subtle steering). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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