August 19, 2026
Amazon is pressing the full Ninth Circuit to consider a lower court's injunction preventing Perplexity's "uniquely reckless" artificial intelligence tool from purchasing items for users on Amazon, arguing that a panel erred in lifting the block earlier this month.
August 04, 2026
The Ninth Circuit on Tuesday vacated a lower court's preliminary injunction preventing Perplexity's artificial intelligence tool from purchasing items for users on Amazon's platform, saying the online retailer is unlikely to prevail on its claim that the AI tool "accessed" its servers in violation of computer hacking laws.
June 11, 2026
A Ninth Circuit panelist expressed concern Thursday about potential "unintended consequences" of affirming a lower court order blocking Perplexity's artificial intelligence tool from purchasing items for users on Amazon.com, noting that Amazon's case relies on a decades-old computer fraud law passed long before the proliferation of AI.
April 23, 2026
Amazon on Wednesday pressed the Ninth Circuit to leave in place an injunction blocking a startup's artificial intelligence tool, Comet, from purchasing items on Amazon.com, calling the tool "a textbook violation" of federal and state law and arguing that the injunction is backed by a robust record.
April 02, 2026
Perplexity AI has urged the Ninth Circuit to scrap an injunction blocking the startup's artificial intelligence tool Comet from purchasing items on Amazon.com, arguing the lower court made numerous errors, and Amazon is trying to stifle competition to promote its own AI tools and "bombard" users with ads.