Story perspectives

Encyclopedia Giants Sue OpenAI for Copyright Infringement

3/17/2026

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Summary

Story summary

Encyclopedia Britannica and Merriam-Webster filed suit against OpenAI in Manhattan federal court for massive copyright infringement.
They allege OpenAI used nearly 100,000 articles without permission to train its AI models, including ChatGPT.
The publishers say this diverts traffic from Britannica and Merriam-Webster and harms their business by offering competing AI responses.
The suit also alleges trademark violations due to inaccuracies in AI outputs, reflecting broader legal pressure on AI companies.

History

Historical Context

The Copyright Act of 1976 established a comprehensive legal framework for copyright protection in the U.S., granting authors exclusive rights to their works. This law, influenced by technological advancements and international treaties, has become crucial for publishers like Encyclopedia Britannica. The ongoing lawsuit against OpenAI underscores the evolving tensions between traditional publishers and AI companies regarding content usage and revenue, potentially reshaping copyright law.

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Story summary

Encyclopedia Britannica and Merriam-Webster filed suit against OpenAI in Manhattan federal court for massive copyright infringement.
They allege OpenAI used nearly 100,000 articles without permission to train its AI models, including ChatGPT.
The publishers say this diverts traffic from Britannica and Merriam-Webster and harms their business by offering competing AI responses.
The suit also alleges trademark violations due to inaccuracies in AI outputs, reflecting broader legal pressure on AI companies.

1 / 2