Court Case: LeMaster v. ChatGPT "Open AI"

Incident Summary

Perplexity AI, Inc. was named as a defendant in a civil rights lawsuit filed in the U.S. District Court for the Western District of Missouri, case 6:26-cv-03071. The parties listed include plaintiff Samantha F. LeMaster and defendants including Perplexity AI, Google LLC, and ChatGPT “Open AI.” The docket indicates the case was terminated on March 20, 2026. Limited public details are available in the provided text about the underlying allegations or the reason for termination.

Incident Details

Type

Court Case

Severity

CRITICAL

Status

RESOLVED

Date Occurred

February 4, 2026

Court / Regulator

District Court, W.D. Missouri

Case Number

6:26-cv-03071

Parties

Google LLC v. Samantha F. LeMaster v. ChatGPT "Open AI" v. Perplexity AI, Inc.

External Sources

• https://www.courtlistener.com/docket/72497446/lemaster-v-chatgpt-open-ai/