| What it does | Platform for developing, testing, and monitoring structured LLM tasks
| AI publishing studio for Amazon KDP self-publishers
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free plan at $0/month includes advanced prompt engineering playground and test queries. Basic plan at $6/month adds prompt template library and collection testing. Professional plan at $10/month includes 60-day run history, fine-tuning, and 1 weekly scheduled run. Yearly pricing available with 2 mon
| Pro: $29/month with 300 credits. Also Pro 750: $49/month with 750 credits and Pro 2,000: $99/month with 2,000 credits. Credit packs: 100 for $15, 300 for $39. New accounts start with 15 free credits.
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| Key features | - Advanced prompt engineering playground
- Design prompt templates with extended playground
- Define test queries with expected result JSON schemas or values
- Test prompts across entire query collections
- Function calling support
- Run and test history tracking
- Schedule periodic automated tests
- Model fine-tuning from collections
- Team collaboration
- Prompt template and model library management
| - Niche Finder: finds book niches from real Amazon searches with reader, angle and title
- AI Book Writer: drafts outline and writes nonfiction chapters with PDF, Word and EPUB export
- AI Novel Writer: plans story with Story Blueprint, outline and every chapter export
- Children's Book Maker: plans picture book, writes story and draws spreads in one art style
- Coloring Book Maker: plans coloring book and draws every page as black-and-white line art
- Puzzle Book Maker: builds word search, sudoku, maze, word scramble and crossword books with answer keys
- Book Layout Studio: full-screen editor with 10 print-ready fonts, image placement and PDF export
- AI Book Cover Generator: paints front cover at print size with title, subtitle and author name
- KDP Listing Kit: writes title, subtitle ideas, description, 7 keywords and 3 categories for Amazon listing
- Keyword Finder: shows real Amazon searches for book idea, checked against KDP keyword rules
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| What makes it different | - Structured approach to prompt engineering with JSON schema validation
- Test entire collections of queries simultaneously for production readiness
- Automatic expected result generation from model outputs
- Full function calling support in playground and testing
| - All-in-one workflow from research to published listing in one subscription
- Niche research built on real Amazon searches, not guesses
- Multiple book types in one platform: novels, nonfiction, children's, coloring and puzzle books
- Credits never expire on standalone packs; monthly credits roll into new month
- Edit, layout and export always free; only AI actions consume credits
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 17 ● no change since last check | 4 ● no change since last check |
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| Trust Flow (Majestic) | 3 | 5 |
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| Citation Flow (Majestic) | 26 | 20 |
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| Referring domains (Majestic) | 40 | 10 |
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Promptotype
BookDraft