Eleven Pulitzer Prize winners have filed a lawsuit against OpenAI and Microsoft in federal court in Manhattan, accusing them of misusing their works to train large models like ChatGPT. The lawsuit seeks monetary compensation and an injunction to stop the infringement, continuing from previous legal actions, with Microsoft being named as a defendant for the first time. The era of AI large models has raised copyright issues, with ten infringement cases already accepted by the Northern District of California since November. The traditional copyright model is becoming ineffective in the AI era, as training large models involves numerous works with complex ownership, and solutions are still under discussion.

There is a new development in the artist copyright infringement lawsuit, as the court dismissed some allegations, prompting the legal team to revise the complaint. The amended complaint details the machine learning process and adds seven new plaintiffs and the new defendant Runway. The new plaintiffs emphasize that the revised complaint helps clarify the technology behind image-generating AI models and protects the rights of those affected. The artists' class action lawsuit highlights that the AI image products sold by the defendant companies are infringing services, drawing industry attention.

OpenAI has launched a new copyright protection program called 'Copyright Shield' that will provide copyright infringement defense for clients. This program primarily targets the features of the OpenAI Developer Platform and ChatGPT Enterprise users, excluding free and Plus versions of ChatGPT. OpenAI will cover legal fees incurred by clients in response to intellectual property disputes through this program, but it has not yet clarified whether it will provide compensation for training data. OpenAI stated that built-in copyright protection measures are in place to protect clients, and this move resonates with...