AI text humanizer that turns AI-generated drafts into natural writing
The AI Book Agent
Stage
Not given
Startup
Founded
Not given
2024
Based in
HK
GB
Pricing model
Freemium
Freemium
Pricing
Basic Year: $5/mo ($60 billed annually) with 240,000 words/year; Pro Year: $10/mo ($120 billed annually) with 960,000 words/year; Unlimited Year: $15/mo ($180 billed annually) with unlimited AI humanization
Free: 100 welcome credits. Plus: US$29/month with 1,000 credits per month. Pro: US$59/month with 4,000 credits per month. Max: US$99/month with 10,000 credits per month. Yearly option saves 2 months (one payment for 10 months of the monthly price).
Key features
Context-aware sentence reconstruction
Contextual lexical selection based on semantic context and register
Rhythm and linguistic variation
Tone and register adaptation
Semantic preservation to maintain original intent and meaning
Support for 17 mainstream languages
Works with multiple AI writing tools
AI detector integration
Up to 5,000 words per batch
Browser extension for Chrome and Edge
Write from documents, notes, talks, recordings, or ideas
Support for 100+ languages
Multiple input formats including PDF, Word, MP3, MP4
AI-powered chapter writing
Built-in editor with chat interface
Export in multiple formats: DOCX, EPUB, PDF, HTML, KDP pack
Cover and illustration generation
Specialized book skills for memoir, novel, biography
Unlimited web search for research
Unlimited book storage
What makes it different
Proprietary humanization model specifically optimized for AI text instead of general-purpose AI
Preserves semantic meaning with 100% semantic preservation guarantee
Privacy-first approach with immediate text deletion
Helps 100M+ words polished daily across hundreds of thousands of users
92% pass rate increase with major AI detectors after humanization
You retain full ownership and commercial rights to your finished book
Content not used to train AI models
Start writing with just a sentence or bring complete materials
Free tier includes 100 credits with no card required
All-in-one workspace from drafting through publication
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