

My Writing Twin
Captures your writing style using computational stylometry and creates a Style Profile for ChatGPT, Claude, Gemini, and any LLM. Multilingual. One-time purchase; free snapshot available.
Cost / License
- Pay once or Subscription
- Proprietary
Platforms
- Online

My Writing Twin
Features
Properties
- Privacy focused
Features
- Ad-free
- No Coding Required
- AI-Powered
- Multiple languages
- AI Writing
My Writing Twin News & Activities
Recent activities
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My Writing Twin information
What is My Writing Twin?
My Writing Twin uses computational stylometry -- the science of measuring writing style through quantifiable linguistic dimensions -- to capture and preserve individual writing voices for use with AI tools.
The Problem: RLHF-trained language models converge toward a single neutral writing style, erasing the individual patterns that make each person's writing distinctive. Whether you write punchy two-word sentences or long, clause-heavy paragraphs, AI strips out those patterns and replaces them with generic corporate prose.
The Solution: My Writing Twin analyzes writing samples across 50+ dimensions including sentence rhythm, punctuation patterns, paragraph structure, vocabulary preferences, and rhetorical habits. The output is a portable Style Profile (Master Prompt) that users paste into ChatGPT, Claude, Gemini, or any LLM to generate text matching their authentic writing patterns.
Key Features:
- Computational stylometry analysis across 50+ linguistic dimensions
- Portable Style Profile works with any LLM platform
- Context-aware output for different communication contexts
- Multilingual support: English, Japanese, French, Spanish (with cultural pattern recognition)
- Built-in PII anonymization for writing samples
- Audio transcription for capturing spoken communication style
Pricing: One-time purchase. Starter: $49, Pro: $99, Executive: $249. Free Writing DNA Snapshot available at mywritingtwin.com/signup.