Reddit asks judge to block its former law firm from defending Perplexity
Proskauer Rose disputes both the alleged conflict and a claimed promise to stay out of the case. Perplexity’s legal handover is on hold pending a ruling.

Reddit is seeking a court order to prevent its former law firm, Proskauer Rose, from representing Perplexity in a data-scraping lawsuit. The dispute centers on alleged conflicts of interest and confidentiality concerns.
What happened
Reddit filed a court motion to block its former law firm, Proskauer Rose, from representing Perplexity in a data-scraping lawsuit. The firm disputes the allegations, and the legal handover for Perplexity is pending a judge's decision.
Why it matters
This case highlights the legal complexities surrounding AI and data usage, particularly in disputes over data scraping and licensing agreements. It underscores the importance of legal representation in high-stakes AI-related litigation.
- Legal conflicts in AI-related cases require careful management to avoid ethical issues.
- Confidentiality and prior client relationships are critical in legal disputes.
- Judicial rulings on legal representation can have significant implications for AI companies and their legal strategies.
The bigger picture
The outcome could affect how legal teams are managed in AI-related cases, influencing future decisions on conflict of interest and representation in similar disputes.
Reddit is attempting to prevent its former law firm from representing Perplexity in a data-scraping lawsuit, citing conflicts of interest and confidentiality concerns. The case remains pending a judicial decision.
Technical details
- Data-scraping lawsuit
- Confidential information from licensing agreements
- Legal representation conflicts
- Hot potato doctrine
- Former-client conflict rules
FAQ
Why is Reddit trying to block Proskauer Rose from representing Perplexity?
Reddit claims that Proskauer Rose had access to confidential information from a previous case involving Reddit's licensing agreements and that the firm promised not to represent Perplexity.
What is the 'hot potato doctrine' mentioned in the article?
The 'hot potato doctrine' is a legal principle that can prevent lawyers from dropping an existing client to represent another with conflicting interests, potentially subjecting them to stricter conflict rules.
What is the current status of the legal handover for Perplexity?
The legal handover is on hold pending a judge's ruling on whether Proskauer Rose can take over the defense of Perplexity in the data-scraping lawsuit.
This summary and analysis were generated with AI from the original article and may contain errors. Read the original for the full story.
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Originally published by Superpower Daily on Oct 13, 2026.
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