Authors Guild v. OpenAI, Inc.

Active Litigation

Court

U.S. District Court, S.D. New York

Docket

1:23-cv-08292

Filed

September 19, 2023

Category

Copyright

Judge

Hon. Sidney H. Stein (Mag. Ona T. Wang)

Plaintiffs

Authors Guild; named authors including George R.R. Martin, John Grisham, Jodi Picoult

Defendants

OpenAI, Inc. et al.; Microsoft Corporation

Current status

Class action in discovery; consolidated into MDL 1:25-md-03143 before Judge Stein

Docket and filings

View on CourtListener

Executive summary

Fiction authors allege OpenAI trained GPT models on their books without authorization, including from pirated book datasets. The proposed class covers professional fiction authors whose works were ingested.

Why it matters

The books-side companion to the news cases. Class certification and fair use here shape exposure for every text-model developer that trained on book corpora.

Models, datasets, and materials at issue

Target models

• GPT-3.5
• GPT-4
• ChatGPT

Disputed datasets

• Books3
• LibGen (alleged)

Materials at issue

Published fiction and nonfiction books

Docket timeline

• June 3, 2026

  ORDER FOR ADMISSION PRO HAC VICE granting (1017) Motion for Ana Mendez-Villamil to Appear Pro Hac Vice in case 1:23-cv-08292-SHS-OTW; granting (667) Motion for Ana Mendez-Villamil to Appear Pro Hac Vice in case 1:23-cv-10211-SHS-OTW; granting (1229) Motion for Ana Mendez-Villamil to Appear Pro Hac V Docket #1187 →

• June 2, 2026

  LETTER MOTION for Discovery Requesting Clarification of the Court's May 21, 2026 Order at Dkt. 1566 addressed to Magistrate Judge Ona T. Wang from Davida Brook dated June 2, 2026. Document filed by The New York Times Company. (Attachments: # 1 Exhibit A)Filed In Associated Cases: 1:25-md-03143-SHS-O Docket #1184 →

• June 2, 2026

  ORDER terminating (1184) Letter Motion for Discovery in case 1:23-cv-08292-SHS-OTW; terminating (1582) Letter Motion for Discovery in case 1:25-md-03143-SHS-OTW. OpenAI is directed to produce the Exhibits FORTHWITH. If they are not produced by Jun e 3, 2026 at 5pm Eastern, sanctions shall accrue a Docket #1186 →

• June 2, 2026

  MEMO ENDORSEMENT on [1191 in 1:25-md-03143-SHS-OTW] MOTION TO WITHDRAW AS COUNSEL OF RECORD. ENDORSEMENT: SO ORDERED. Motions terminated: (362 in 1:25-cv-04315-SHS-OTW, 303 in 1:25-cv-03297-SHS-OTW, 749 in 1:25-cv-03482-SHS-OTW, 969 in 1:23-cv-082 92-SHS-OTW, 360 in 1:24-cv-01514-SHS-OTW, 1191 in Docket #1185 →

• May 29, 2026

  ORDER re: (1574 in 1:25-md-03143-SHS-OTW) Letter, filed by The New York Times Company, (1576 in 1:25-md-03143-SHS-OTW) Letter, filed by Microsoft Corporation. The Court has reviewed ECF 1574 and 1576. If Plaintiffs seek relief, they are directed to file their request as a gaveled motion. (HEREBY ORD Docket #1182 →

• May 29, 2026

  LETTER MOTION for Discovery Requesting that Privileged Document Be Removed from Dockets (re the Court's Sealing Order, Dkt No. 1565) addressed to Magistrate Judge Ona T. Wang from Jared B. Briant dated 05/29/2026. Document filed by Microsoft Corporation.Filed In Associated Cases: 1:25-md-03143-SHS-O Docket #1183 →

Docket entries sync nightly from CourtListener and the RECAP Archive. Full filings are one click away on the linked docket.

Related cases

• The New York Times Co. v. Microsoft Corp. and OpenAI
• Bartz v. Anthropic PBC
• Kadrey v. Meta Platforms, Inc.

Facts on this page were last verified against the docket on July 30, 2026. See how we track these cases, or return to all tracked cases.