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Reddit user finds "The Art of the Deal" potentially used in Claude AI training

By PulseAugur Editorial · [1 sources] ·

A Reddit user discovered a book in a thrift store that they believe was part of the training data for Anthropic's Claude AI model. The user shared a picture of the book, "The Art of the Deal," and suggested that its presence in the training set could explain some of Claude's specific knowledge or phrasing. AI

RANK_REASON User-generated speculation about training data based on a single book find.

Read on r/ClaudeAI →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Reddit user finds "The Art of the Deal" potentially used in Claude AI training

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Meme
User-generated speculation about training data based on a single book find.
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
other
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
Low
Off-topic or adjacent — cluster remains reachable but doesn't surface in AI-industry rankings.
Story freshness
Breaking (< 6h)
Fresh story with cross-source coverage still developing. Ranking may shift as more sources report.

Full methodology in our editorial standards.

COVERAGE [1]

  1. r/ClaudeAI TIER_2 English(EN) · /u/TuringGoneWild ·

    I found a book in a thrift shop that Claude was definitely trained on...

    <table> <tr><td> <a href="https://www.reddit.com/r/ClaudeAI/comments/1xfjgqq/i_found_a_book_in_a_thrift_shop_that_claude_was/"> <img alt="I found a book in a thrift shop that Claude was definitely trained on..." src="https://preview.redd.it/2anae1i5qpxh1.jpeg?width=320&amp;crop=s…

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