| The New York Times Co. v. Microsoft Corp. et al. |
S.D.N.Y. |
Dec. 2023 |
Copyright |
Active |
The Times alleges OpenAI and Microsoft used millions of its articles to train GPT models without authorization. Claims copyright infringement, unfair competition, and trademark dilution. MDL consolidated with related cases before Judge Stein. |
| Authors Guild v. OpenAI Inc. |
S.D.N.Y. |
Sep. 2023 |
Copyright |
Active |
Class action by prominent authors (John Grisham, Jodi Picoult, George R.R. Martin, et al.) alleging systematic copyright infringement through LLM training. Consolidated in MDL before Judge Stein in S.D.N.Y. |
| Doe v. GitHub, Inc. et al. |
N.D. Cal. |
Nov. 2022 |
Copyright |
Active |
Class action alleging GitHub Copilot (built on OpenAI Codex) reproduces open-source code without attribution. Claims violations of DMCA, license terms, and privacy rights. Partially survived motions to dismiss. |
| Andersen v. Stability AI Ltd. et al. |
N.D. Cal. |
Jan. 2023 |
Copyright |
Active |
Visual artists challenge Stability AI, Midjourney, and DeviantArt for training image generators on copyrighted artwork without consent. Key test of fair use in generative AI visual outputs. |
| Getty Images (US), Inc. v. Stability AI, Inc. |
D. Del. |
Feb. 2023 |
Copyright |
Active |
Getty alleges Stability AI copied over 12 million images from its library to train Stable Diffusion. Claims copyright and trademark infringement. Parallel UK proceeding also pending. |
| Tremblay v. OpenAI, Inc. |
N.D. Cal. |
Jun. 2023 |
Copyright |
Active |
Authors Paul Tremblay and Mona Awad allege ChatGPT was trained on pirated copies of their books obtained from shadow library datasets. Tests the scope of training data liability. |
| Chabon v. Meta Platforms, Inc. |
N.D. Cal. |
Sep. 2023 |
Copyright |
Active |
Michael Chabon and other authors allege Meta trained LLaMA models on pirated book datasets. Court ruled in June 2025 largely for Meta, finding training use may constitute fair use. |
| Thomson Reuters v. ROSS Intelligence Inc. |
D. Del. |
May 2020 |
Copyright |
Decided |
Thomson Reuters alleged ROSS Intelligence used Westlaw content to train its AI legal research platform. In February 2025, the court found ROSS liable for copyright infringement -- the first major AI training data copyright ruling at trial. |
| UMG Recordings v. Suno, Inc. |
D. Mass. |
Jun. 2024 |
Copyright |
Active |
RIAA-backed action by major record labels alleging AI music generator Suno was trained on copyrighted sound recordings. Suno asserts fair use defense. First case targeting AI-generated music at scale. |
| UMG Recordings v. Uncharted Labs (Udio) |
S.D.N.Y. |
Jun. 2024 |
Copyright |
Active |
Companion RIAA action to the Suno case, targeting AI music generation service Udio for mass infringement of copyrighted sound recordings through AI training. |
| Concord Music Group v. Anthropic PBC |
M.D. Tenn. |
Oct. 2023 |
Copyright |
Active |
Music publishers allege Claude chatbot reproduces copyrighted song lyrics. Court denied Anthropic's motion to dismiss contributory and vicarious infringement claims (Oct. 2025). Additional publishers joined in Jan. 2026. |
| Mata v. Avianca, Inc. |
S.D.N.Y. |
Feb. 2022 |
Consumer Prot. |
Sanctions |
Attorneys sanctioned after submitting a legal brief containing fabricated case citations generated by ChatGPT. Judge Castel imposed $5,000 sanctions. Became a watershed moment for AI reliability in legal practice. |
| Mobley v. Workday, Inc. |
N.D. Cal. |
Feb. 2023 |
Employment |
Active |
Putative class action alleging Workday's AI-powered screening tools discriminate based on race, age, and disability. Court held AI vendors can be liable as employer "agents" (Jul. 2024). ADEA class conditionally certified (May 2025). |
| EEOC v. iTutorGroup / Wanlida |
E.D.N.Y. |
May 2022 |
Employment |
Settled |
EEOC alleged tutoring company programmed AI recruitment software to automatically reject applicants over age 55 (women) and 60 (men). Settled for $365,000 in August 2023. First EEOC enforcement action against AI hiring discrimination. |
| FTC v. Rite Aid Corp. |
FTC Administrative |
Dec. 2023 |
Privacy |
Decided |
FTC alleged Rite Aid deployed facial recognition surveillance that disproportionately produced false matches for women and people of color. Rite Aid banned from using facial recognition for five years under consent order. |
| Gonzalez v. Google LLC |
U.S. Supreme Court |
Oct. 2022 |
Section 230 |
Decided |
Family of Paris terror attack victim alleged YouTube's AI recommendation algorithm promoted ISIS content. Supreme Court declined to narrow Section 230's scope (May 2023), leaving algorithmic liability questions unresolved. |
| Williams v. City of Detroit |
Wayne County Circuit |
Apr. 2021 |
Privacy |
Active |
Robert Williams was wrongfully arrested based on a flawed facial recognition match. First known case of a wrongful arrest caused by facial recognition technology. Brought national attention to algorithmic bias in policing. |
| State v. Loomis |
Wis. Supreme Court |
Jul. 2016 |
Criminal Justice |
Decided |
Landmark challenge to COMPAS algorithmic risk assessment tool in sentencing. Wisconsin Supreme Court upheld use provided it is not the determinative factor in sentencing and its limitations are disclosed. Cert. denied by SCOTUS. |