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California Federal Court Trims Lawsuit Against Stability AI, Midjourney, and DeviantArt in Generative AI Artwork Case

What You Need to Know

  • Key takeaway #1

    As courts continue to grapple with generative AI technology, the Northern District of California dismisses right of publicity claims and unfair competition claims, narrowing claims brought by artists for using their works.

  • Key takeaway #2

    After 10 months of litigation, the case has been under careful scrutiny, with the court taking a nuanced and firm look at the propounded claims to hone in on the actual issues affecting artists in the new world of AI-powered works of authorship.

Client Alert | 3 min read | 11.07.23

Judge William Orrick in the Northern District of California has dismissed some claims in a lawsuit brought by visual artists Sarah Andersen, Kelly McKernan, and Karla Ortiz against Stability AI, Midjourney, and DeviantArt. The artists allege that the companies misused the artist’s copyrighted works in connection with the companies’ generative artificial intelligence systems and products. Judge Orrick dismissed all allegations against Midjourney and DeviantArt, but gave Plaintiffs leave to amend their complaint. Judge Orrick also dismissed copyright infringement claims brought by McKernan, Ortiz, and others in the artists’ class who had not obtained copyright registrations, a prerequisite to filing a copyright claim, but is allowing Andersen to pursue her claim that Stability AI's use of her work to train Stable Diffusion infringed her copyrights.

The artists’ class action, Andersen et al. v. Stability AI LTD et al., N.D. Cal. 3:23-cv-00201 (Filed Jan. 13, 2023), argues that the companies’ use of copyrighted works to train AI models, and the resulting image outputs, infringed the artists’ copyrights in those works.  The artists complain that these allegedly infringing activities are taking place without obtaining consent from the artists or the publishers of the artworks. The original complaint alleges direct copyright infringement by downloading, storing, and creating derivatives of copyrighted works of artists for training AI models; vicarious copyright infringement by enabling consumers to use the artists’ images through AI programs to generate derivative works; DMCA violations; right of publicity violations; and unlawful competition. This case is one of many current copyright cases by artists and authors filed against owners of generative AI programs, expected to shape the law on the extent to which companies can scrape copyrighted artworks for training purposes, and the extent to which artists can successfully assert copyright infringement owing to the creation by AI products using artworks from the AI training models.

Judge Orrick noted in his ruling that even Stability AI recognizes that the copying Stable Diffusion is accused of cannot be resolved without further investigation into the similarity of the works. He said he was not convinced that the claims focused on the generative AI outputs could be successful without a showing of substantial similarity to the artists’ works, but allowed that the plaintiffs’ claims could be amended to address the court’s concerns. He also dismissed without prejudice all claims related to the right of publicity and unfair competition, possibly narrowing the scope of issues in subsequent generative AI lawsuits. The artists' attorneys plan to file an amended complaint next month to address the court's concerns about their other claims and noted that their "core claim" survived.

The filing of this case was noteworthy as it was one of the first lawsuits in an attempt by artists to curtail the use of generative AI during the initial boom of AI programs offered to consumers.  Similar challenges have been lodged against AI training models and related programs that are used to create code, photographic images, and books. During the 10 months since this case was filed, it has been under careful scrutiny, with the court taking a nuanced and firm look at the allegations to hone in on the core legal issues potentially affecting artist rights in the new world of AI powered works of authorship

Action Items:

  • Artists and copyright owners should consult with legal counsel to ensure their copyrights are protected and to explore potential claims against companies that may be misusing their work in generative AI systems.
  • Organizations utilizing generative AI systems should review their practices and procedures to ensure compliance with copyright laws and consider obtaining proper permissions or licenses for the use of copyrighted material.
  • Organizations using vendors that use generative AI systems should consider whether current contractual arrangements permit such practices, and if so, whether any modifications are necessary to address the potential risk associated with generative AI systems.

We will continue to monitor developments in this area, and update our clients accordingly.

Insights

Client Alert | 5 min read | 12.12.25

Eleventh Circuit Hears Argument on False Claims Act Qui Tam Constitutionality

On the morning of December 12, 2025, the Eleventh Circuit heard argument in United States ex rel. Zafirov v. Florida Medical Associates, LLC, et al., No. 24-13581 (11th Cir. 2025). This case concerns the constitutionality of the False Claims Act (FCA) qui tam provisions and a groundbreaking September 2024 opinion in which the United States District Court for the Middle District of Florida held that the FCA’s qui tam provisions were unconstitutional under Article II. See United States ex rel. Zafirov v. Fla. Med. Assocs., LLC, 751 F. Supp. 3d 1293 (M.D. Fla. 2024). That decision, penned by District Judge Kathryn Kimball Mizelle, was the first success story for a legal theory that has been gaining steam ever since Justices Thomas, Barrett, and Kavanaugh indicated they would be willing to consider arguments about the constitutionality of the qui tam provisions in U.S. ex rel. Polansky v. Exec. Health Res., 599 U.S. 419 (2023). In her opinion, Judge Mizelle held (1) qui tam relators are officers of the U.S. who must be appointed under the Appointments Clause; and (2) historical practice treating qui tam and similar relators as less than “officers” for constitutional purposes was not enough to save the qui tam provisions from the fundamental Article II infirmity the court identified. That ruling was appealed and, after full briefing, including by the government and a bevy of amici, the litigants stepped up to the plate this morning for oral argument....