District Court, S.D. New York · Docket 1:25-cv-07546
Active Litigation
Latest development · August 7, 2026
***SEALED*** BRIEF re: 101 LETTER MOTION to Seal Portions of Reply Letter Brief Referencing Materials Designated as Highly Confidential (Corrected) addressed to Magistrate Judge Sarah L. Cave from Davida Brook dated August 7, 2026. . Document filed by Encyclopaedia Britannica, Inc., Merriam-Webster,
This case is tracked against its live court docket. A written summary has not been published yet; the docket facts above are current as of the last check.
LETTER MOTION to Seal Portions of Reply Letter Brief Referencing Materials Designated as Highly Confidential (Corrected) addressed to Magistrate Judge Sarah L. Cave from Davida Brook dated August 7, 2026. Document filed by Encyclopaedia Britannica, Inc., Merriam-Webster, Inc.. (Attachments: # 1 Exhi Docket #101 →
***SEALED*** BRIEF re: 101 LETTER MOTION to Seal Portions of Reply Letter Brief Referencing Materials Designated as Highly Confidential (Corrected) addressed to Magistrate Judge Sarah L. Cave from Davida Brook dated August 7, 2026. . Document filed by Encyclopaedia Britannica, Inc., Merriam-Webster, Docket #102 →
MEMO ENDORSEMENT on re: 98 Notice of Intent to Request Redaction. ENDORSEMENT: The Court is in receipt of Perplexity's notice of intent to request redactions of the June 23, 2026 conference transcript. (Dkt. No. 98). By August 18, 2026, Perplexity shall file its redaction request. SO ORDERED. (Signe Docket #99 →
NOTICE of Intent to Request Redaction by Joseph Richard Wetzel, Jr re 90 Transcript,,..(Wetzel, Joseph) (Entered: 08/04/2026) Docket #98 →
ORDER granting 94 Letter Motion to Seal. The Court is in receipt of the letter at Dkt. No. 94 filed by Defendant Perplexity AI, Inc. ("Perplexity") requesting to file its opposition to Plaintiff's letter brief regarding RAG and User Activity Log Data Snapshots (Dkt. No. 95 (the "Opposition")) under Docket #97 →
***SEALED*** LETTER addressed to Magistrate Judge Sarah L. Cave from Brett M. Sandford dated August 3, 2026 re: Perplexity AI's Opposition to Plaintiffs' Letter Brief Regarding Additional RAG and User Activity Log Data Snapshots. Document filed by Perplexity AI, Inc.. (Attachments: # 1 Exhibit 1 - D Docket #95 →
LETTER MOTION to Seal Perplexity's Opposition to Plaintiffs' Letter Brief Regarding Additional RAG and User Activity Log Data Snapshots addressed to Magistrate Judge Sarah L. Cave from Brett M. Sandford dated August 3, 2026. Document filed by Perplexity AI, Inc...(Sandford, Brett) (Entered: 08/03/20 Docket #94 →
LETTER addressed to Magistrate Judge Sarah L. Cave from Brett M. Sandford dated August 3, 2026 re: Perplexity AI's Opposition to Plaintiffs' Letter Brief Regarding Additional RAG and User Activity Log Data Snapshots. Document filed by Perplexity AI, Inc.. (Attachments: # 1 Exhibit 1- Declaration of Docket #96 →
LETTER addressed to Judge Jennifer L. Rochon from Davida Brook dated July 29, 2026 re: Response to Perplexity's Notice of Supplemental Authority, Dkt. 89. Document filed by Encyclopaedia Britannica, Inc., Merriam-Webster, Inc...(Brook, Davida) (Entered: 07/30/2026) Docket #93 →
LETTER addressed to Magistrate Judge Sarah L. Cave from Davida Brook dated July 29, 2026 re: August 2025-May 2026 RAG and User Activity Log Data. Document filed by Encyclopaedia Britannica, Inc., Merriam-Webster, Inc.. (Attachments: # 1 Exhibit A Redacted).(Brook, Davida) (Entered: 07/29/2026) Docket #92 →
NOTICE OF FILING OF OFFICIAL TRANSCRIPT Notice is hereby given that an official transcript of a Conference proceeding held on 6/23/2026 has been filed by the court reporter/transcriber in the above-captioned matter. The parties have seven (7) calendar days to file with the court a Notice of Intent t Docket #91 →
NOTICE of Supplemental Authority re: 44 MOTION to Dismiss // Notice of Defendant's Motion to Dismiss.. Document filed by Perplexity AI, Inc.. (Attachments: # 1 Exhibit 1 - Epidemic Sound, AB v. Meta Platforms, Inc., 2026 WL 2001154).(Wetzel, Joseph) (Entered: 07/28/2026) Docket #89 →
TRANSCRIPT of Proceedings re: Conference held on 6/23/2026 before Magistrate Judge Sarah L. Cave. Court Reporter/Transcriber: Kristen Carannante, (212) 805-0300. Transcript may be viewed at the court public terminal or purchased through the Court Reporter/Transcriber before the deadline for Release Docket #90 →
ORDER: Pursuant to the telephone conference held on July 23, 2026 (the"Conference") to discussthe status of discovery, (see Dkt. Nos. 78; 85-87), the Court ORDERS the following:1. By July 27, 2026, the parties shall order a copy of the Conference transcript (the"Transcript") by using the annexed for Docket #88 →
Minute Entry for proceedings held before Magistrate Judge Sarah L. Cave: Telephone Conference held on 7/23/2026. Attorneys Davida Brook, Gloria Park, Sarah Hannigan, and Ace Factor appeared on behalf of Plaintiffs. Attorneys Brett M. Sandford and Julia Rose Miller appeared on behalf of Defendant. (n Docket →
ORDER granting 84 Letter Motion for Leave to File Document. The Court is in receipt of Plaintiffs' letter at Dkt. No. 84 requesting to file the parties' joint letter (Dkt. No. 86 (the "Joint Letter")) under seal and in redacted form to protect "materials that Perplexity designated as Highly Confiden Docket #87 →
REDACTION to 84 LETTER MOTION for Leave to File Letter Motion for Leave to File Portions of Joint Letter Under Seal addressed to Magistrate Judge Sarah L. Cave from Davida Brook dated July 20, 2026. Redacted Joint Letter by Encyclopaedia Britannica, Inc., Merriam-Webster, Inc. (Attachments: # 1 Appe Docket #85 →
***SEALED***JOINT LETTER addressed to Magistrate Judge Sarah L. Cave from Davida Brook dated July 20, 2026 re: Discovery Status and Disputes. Document filed by Encyclopaedia Britannica, Inc., Merriam-Webster, Inc..Motion or Order to File Under Seal: 84 .(Brook, Davida) (Entered: 07/20/2026) Docket #86 →
LETTER MOTION for Leave to File Letter Motion for Leave to File Portions of Joint Letter Under Seal addressed to Magistrate Judge Sarah L. Cave from Davida Brook dated July 20, 2026. Document filed by Encyclopaedia Britannica, Inc., Merriam-Webster, Inc...(Brook, Davida) (Entered: 07/20/2026) Docket #84 →
NOTICE OF APPEARANCE by Ace Factor on behalf of Encyclopaedia Britannica, Inc., Merriam-Webster, Inc...(Factor, Ace) (Entered: 07/16/2026) Docket #83 →
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Facts on this page were last verified against the docket on August 3, 2026. See how we track these cases, or return to all tracked cases.
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