The most advanced AI text humanization framework for LLMs.

Humanizer Pro is a sophisticated engine designed to transform AI-generated text into natural, nuanced, and truly human-like prose. Unlike simple word-replacers, this framework utilizes Perplexity & Burstiness Engineering to systematically dismantle the statistical signatures that AI detectors (GPTZero, Originality.ai) use to flag machine-generated content.

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🚀 Why Humanizer Pro?

AI detectors don't just look for buzzwords; they look for predictability. Humanizer Pro targets the "statistical soul" of AI writing across 45 distinct patterns.

Feature	Standard AI	Humanizer Pro
Patterns	Repetitive, "tidy"	45+ organic patterns
Vocabulary	Delve, Tapestry, Pivotal	Diverse, context-aware
Rhythm	Uniform sentence length	High Burstiness (varied)
Logic	Predictable "Rule of Three"	Messy, opinionated, real
Detection	Easily flagged (0% human)	Bypasses advanced detectors

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🛠️ Installation

For Claude Code

Clone directly into your skills directory:

mkdir -p ~/.claude/skills
git clone https://github.com/mrshibly/humanizer.git ~/.claude/skills/humanizer

For OpenCode

mkdir -p ~/.config/opencode/skills
git clone https://github.com/mrshibly/humanizer.git ~/.config/opencode/skills/humanizer

For Manual Use

Simply copy the contents of SKILL.md into your system prompt or custom instructions.

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🧠 Core Methodology: The 8-Step Pipeline

1. Pattern Scan: Identifies 45 common "AI markers."
2. Lexical De-Smoothing: Replaces statistically predictable "AI-isms."
3. Burstiness Injection: Randomizes sentence length and structure.
4. Perplexity Engineering: Introduces "surprising" but accurate word choices.
5. Domain Calibration: Adjusts tone for Academic, Tech, Marketing, or Casual modes.
6. Cognitive Fingerprinting: Adds human-like thought pivots and self-corrections.
7. AI Audit: A self-reflective pass to find remaining "machine smells."
8. Final Polish: A read-aloud consistency check.

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📖 Domain Modes

Humanizer Pro adapts its "messiness" based on your target audience:

• 🎓 Academic: Formal but not sterile. Replaces vague puffery with specific data.
• 💻 Technical: Concise, opinionated, and jargon-aware. Skip the fluff.
• 📣 Marketing: Persuasive through stories and facts, not buzzwords.
• ☕ Casual: First-person, personality-forward, and intentionally "imperfect."
• 📧 Professional: Direct and action-oriented. No canned politeness.

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🤝 Contributing

We are building the definitive library for human-AI collaboration. If you find a new AI "tell," please open a PR!

1. Add the pattern to SKILL.md.
2. Provide a before/after example in examples/comparisons.md.
3. Submit your PR for review.

📜 License

MIT License. See LICENSE for details.

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Based on research from Wikipedia: Signs of AI writing and 2026 AI detection benchmarks.