CopyrightS.D.N.Y.1:26-cv-06966

Sullivan v. OpenAI Foundation

Summary

Michael Sullivan is suing OpenAI and Microsoft for copyright infringement, claiming they used his work without permission to train AI models. The lawsuit names multiple OpenAI entities and executives alongside Microsoft, alleging the companies violated copyright law by incorporating protected content into their large language models.

Summary generated by AI from public docket data. Verify against the original filing before relying on it.

Coverage vs reality meter

Coverage vs realityNo signal

Coverage events: 2P · 0D · 0N

Coverage breakdown — the articles behind the meter

2 plaintiff-favorable · 0 defendant-favorable · 0 neutral articles

Plaintiff-favorable
Defendant-favorable

None classified yet.

Counsel of record

For the plaintiff
  • Slarskey LLCAdam David Hollander, David Neal Slarskey, Phillip Gasperetti
  • Independent counselDeepa Devanathan
Court
U.S. District Court, Southern District of New York
Docket no.
1:26-cv-06966
Nature of suit
Copyright
Judge
Sidney H. Stein
Filed
2026-08-14
Last filing
2026-09-01

Cause

17:501 Copyright Infringement

Entities in this case

Parties

Microsoft Corporation OpenAI Startup Fund Management LLC OpenAI Startup Fund GP I LLC OpenAI Startup Fund I LP OAI Corporation OpenAI Global, LLC OpenAI OpCo, LLC OpenAI GP, LLC OpenAI Group PBC OpenAI Foundation (f/k/a OpenAI Inc.) Dana Loewy Lion Den, Inc. Kevin T. Patton Alan J. Marcus Zvi Bodie Kenneth S. Saladin Michael Sullivan

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View on CourtListener →Open in feed →Last updated 2026-09-02