Datasets for RAG, fine-tuning and training built from public sources
AI listing generator for Amazon, Etsy, eBay and Walmart
Stage
Not given
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Founded
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Based in
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Pricing model
Paid
Freemium
Pricing
Web Corpus: starter sets from $49 (250,000-500,000 documents); shelf corpora from $99-$199 per shelf (one-time license); Everything (full crawl) $3,000 one-time; Whole Library (all builds for one year) $5,000 per year. Reference Collections: Encyclopedia $1,200 commercial or $349 research (one-time)
Free with daily check-in (+3 credits per day). Starter pack $2.99 USD for 30 credits (10 generates). Pro $29.99 USD per month for 360 credits (120 generates). Annual $299 USD per year for 4320 credits (1440 generates).
Key features
Web corpus with 100.7M documents and 105B tokens from Common Crawl
Documents scored with Bear Rank and shelved by subject
15 million encyclopedia entries with sources and model attribution
200 million synthetic Q&A records with metadata
Delivered as JSONL and Parquet formats
Free samples available on Hugging Face
Command-line client with resumable downloads and SHA-256 verification
Statistics collection with 7,000 topics and 140,000 figures
Glossaries for 10,000 topics with one million definitions
Book Q&A dataset with 8,000 titles for reading comprehension
Generate titles, bullets and descriptions for Amazon, Etsy, eBay and Walmart
Upload product photos or paste facts
Platform-specific voice tuning
One-click copy to all four marketplaces
Multi-language output support
Free demo samples
Daily check-in credits
Search-ready Amazon titles and bullets
Character count tracking
Credits-based generation system
What makes it different
All datasets built only from public sources with full provenance tracking
Every record includes source attribution and licensing information
Eight curated subject shelves for targeted corpus selection
Flexible purchasing: buy individual shelves, slices, or entire library
Over 4 TB of clean, deduplicated text ready for machine learning
ListOptix