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About Clean Paste AI
Clean Paste AI is a browser-based clipboard sanitizer that removes zero-width Unicode characters and Markdown symbols from AI-generated text before pasting into documents, with optional Pro features for text humanizing and watermark removal.
Updated 9/26/2026
Key Features
- Invisible character detection and removal (zero-width spaces, narrow spaces, etc.) - Free
- Markdown symbol stripping (headings, bold, code fences, etc.) - Free
- Text watermark removal for AI sampling signals - Pro feature
- AI humanizer to refine mechanical sentence pacing into natural prose - Pro feature
- 100% local, in-browser processing for free tools - no data upload
- Surgical precision detection of 60+ non-printing Unicode characters
- Preserves visible words and paragraph structure while removing hidden formatting
- Simple three-step workflow: paste, inspect residue, clean or reconstruct
- Available as specific tools for ChatGPT, Claude, Gemini, and general use
- Credit-based Pro features: 10 credits = 1,000 words for text watermark removal or AI humanizer
Pricing Structure
- Free — $0 — Essential tools — invisible character removal and markdown cleaner, free forever
- Starter — $35.94/year — 200 credits/month (~20,000 Pro words/month); Text Watermark Remover + AI Humanizer; all free tools included
- Professional — $59.94/year — 420 credits/month (~42,000 Pro words/month); Text Watermark Remover + AI Humanizer; all free tools included
- Advanced — $119.94/year — 1000 credits/month (~100,000 Pro words/month); Text Watermark Remover + AI Humanizer; all free tools included
Why People Use It
Users choose Clean Paste AI to solve the common problem of broken formatting when copying AI-generated text into documents, spreadsheets, and CMS platforms. The tool effectively removes invisible Unicode characters and Markdown syntax that cause font glitches, formula errors, and layout issues, while offering optional Pro features for deeper text refinement. With free local processing that keeps data private and affordable paid options for advanced cleanup, professionals in support, editorial, development, and content creation can maintain clean, professional workflows when working with AI-assisted text.
See Clean Paste AI in Action
