Encyclopedia Britannica and Merriam-Webster sue OpenAI, claiming ChatGPT cannibalises nearly 100,000 of their articles

Filed in New York on 13 March 2026, the complaint accuses OpenAI of using the reference publishers’ content as AI training data without permission, then generating responses that reproduce it verbatim, six months after the same companies sued Perplexity on nearly identical grounds. Encyclopedia Britannica and Merriam-Webster have filed a copyright and trademark lawsuit against […]

This story continues at The Next Web