Archive · 6 Nov 2025
Amazon Sues Perplexity AI Over Shopping Bot, Challenging Future of Online Commerce
Imagine you want to buy something online, but instead of clicking around yourself, you ask a super-smart computer helper to do it for you.
That's what Perplexity AI's new browser can do; it can log into your shopping accounts and buy things for you.
But Amazon, a giant online store, is suing Perplexity, saying this helper is like a sneaky robot that breaks their rules and could be unsafe.
Amazon thinks it's a security risk and maybe even illegal.
Perplexity says they are just helping people shop better, with your permission, and that Amazon is scared of losing money from ads if people stop clicking sponsored results.
This case will decide if computers can truly shop for us in the future and what rules they need to follow.
Amazon has sued Perplexity AI over its Comet browser's AI shopping assistant, which can make purchases on behalf of users.
Amazon alleges Perplexity's AI acts as a 'stealth browser,' violating terms of service and posing security and privacy risks.
Perplexity argues its AI acts with user consent, with credentials stored locally, and accuses Amazon of trying to stifle competition and protect its advertising business.
The legal case could redefine 'agentic commerce,' where AI acts autonomously for users in online shopping.
The outcome may determine whether AI-driven shopping assistants become widespread or face significant restrictions.
- Who
- Amazon and Perplexity AI
- What
- Amazon has sued Perplexity AI over its Comet browser's AI shopping assistant, alleging violation of terms of service and security risks, while Perplexity counters that Amazon is stifling competition.
- When
- Amazon sent a cease-and-desist letter on October 31 and filed a lawsuit on November 4.
- Where
- US District Court for the Northern District of California.
- Why
- Amazon claims Perplexity's AI performs unauthorized automated actions ('stealth browsing'), posing security risks and violating terms of service. Perplexity claims Amazon is trying to protect its advertising business and stifle innovation in agentic commerce.
Amazon
Perplexity AI
Violation of Terms of Service
Amazon
Perplexity's Comet AI performs automated actions disguised as human browsing, acting as a 'stealth browser,' which violates Amazon's terms of service and poses security and privacy risks, potentially constituting computer fraud.
Perplexity AI
Comet acts only under direct user instruction, with login credentials stored locally on the user's device. The AI is an extension of the user, a digital stand-in acting with full consent, not an unauthorized bot.
Competitive Impact
Amazon
Perplexity accuses Amazon of trying to stifle competition and protect its $50 billion advertising business, which relies on data from human browsing and impulse purchases, by preventing AI from optimizing for the best deals over sponsored results.
Perplexity AI
Amazon argues its lawsuit is based on violations of terms of service and security concerns, not an attempt to stifle competition.
Definition of Agentic Commerce
Amazon
Amazon's stance suggests that platforms may draw a hard line against any automation that bypasses their systems, potentially restricting AI from making purchases or browsing autonomously on behalf of users.
Perplexity AI
Perplexity argues that agentic commerce, where AI acts autonomously for users with their consent, is the future of online shopping and user choice should be preserved.
- Legal Action Initiated By
- Amazon
- Defendant
- Perplexity AI
- Product in Dispute
- Perplexity's Comet browser with its AI shopping assistant
- Amazon's Allegations
- Violation of terms of service, unauthorized automated actions ('stealth browsing'), computer fraud, security and privacy risks.
- Perplexity's Defense
- AI acts under direct user instruction, credentials kept locally, digital stand-in with consent.
- Key Business Factor Mentioned
- Amazon's $50 billion advertising business potentially impacted by optimized AI shopping.
- Date of Cease-and-Desist Letter
- October 31
- Date of Lawsuit Filing
- November 4
Sources
Perplexity Gets Legal Threat From Amazon Over AI Agent Helping Users Shop
Amazon and Perplexity Clash Over AI Shopping: The Battle for the Future of Online Browsing
Amazon Sues Perplexity Over 'Agentic' Shopping Tool
Why Amazon is trying to block Perplexity’s AI agent from accessing its online store
Watch out - AI browsers have critical blind spots and can leak data
