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Oswin Data vs ColdCrow

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Oswin Data compared with ColdCrow
Detail Oswin Data ColdCrow
What it doesDatasets for RAG, fine-tuning and training built from public sources AI cold email writer for B2B founders who hate writing outreach
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelPaid Freemium
PricingWeb 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 plan: 5 AI generations per day. Pro plan: $29 per month (billed monthly) or $23.20 per month (billed annually, save $69.60 per year). Pro includes 100 AI generations per day, all copy formats, copy history and favorites, and priority support.
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
  • AI cold email generator with deliverability scoring
  • Multi-format copy generation including emails, social posts, ads, and product descriptions
  • 5 free generations daily with no credit card required
  • GDPR-compliant data storage
  • Copy history and favorites
  • Follow-up sequences
  • Export to PDF or DOCX
  • 30-second email generation
  • No generic templates
  • Built specifically for B2B
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
  • Purpose-built for AI cold email writing from the start, not AI bolted on later like competitors
  • Deliverability scoring on every draft to prevent spam filtering
  • You send from your own inbox, keeping your sender reputation under your control
  • No credit card required to start with 5 free daily generations
  • Generates multiple copy formats from one prompt
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check10 −1 (down) since last check
Trust Flow (Majestic)55
Citation Flow (Majestic)2820
Referring domains (Majestic)6919

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