| What it does | Datasets for RAG, fine-tuning and training built from public sources
| AI writing tool for character headcanons and scene ideas
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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 | Paid
| Freemium
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| 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: 50 welcome Sparks for 7 days (up to 5 standard generations). Spark Pack 500: $4.90 (up to 50 standard generations, valid 365 days). Spark Pack Plus 2,000: $14.90 (up to 200 standard generations, 24% less per Spark, valid 365 days).
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| 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 structured headcanon ideas with premise, emotional logic, and scene hooks
- Reroll and rewrite generations with 3 Sparks per rewrite
- Save and share headcanons through public share links
- Preset prompt angles for common fandom scenarios
- Control panel for tone, angles, and canon distance customization
- Generate multiple tones for the same character premise
- Account-based result storage with persistent access after Sparks expire
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| 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
| - Templates and tone control built specifically for headcanon generation instead of generic chat
- Reusable, structured output designed to be saved and shared with fandom communities
- Emotional logic and expandable details for turning ideas into finished fic
- Specialized for fandom writers with existing character tension and ships
- Focused text-based generation rather than image generation
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 9 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 5 | 3 |
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| Citation Flow (Majestic) | 28 | 28 |
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| Referring domains (Majestic) | 69 | 21 |
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Margo