Users blast Anthropic's copyright double standard: pirated books for training, yet Claude withholds a 94-year-old paper citation

RexDouglass · x · 2026-11-02

A viral post criticizes Anthropic's apparent copyright double standard: Claude refused to reveal the citation of a 94-year-old paper on copyright grounds — even though it had actually completed the task and chose to withhold the information — while ChatGPT had no problem finding and reporting it. The author contrasts this with Anthropic's own record of training on pirated books and then buying up and destroying copies (dubbed "knowledge laundering"), arguing the real issue is a company positioning itself as an arbiter of morality while treating users as beneath it.

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