US appeals court allows Perplexity's AI shopping agent back on Amazon
First federal appeals court ruling on AI agents acting on behalf of users could reshape liability for the entire agent industry.
Why it matters
A landmark legal decision that reframes who is responsible when AI agents act on online platforms—users vs. the AI company. This ruling could unblock entire categories of agent deployment and shift how platforms, regulators, and practitioners think about agent liability and platform terms of service.
The key facts
5 to knowUS appeals court overturned Amazon's injunction against Perplexity's AI shopping agents
Court ruled that users (not Perplexity) are accessing Amazon, establishing a key legal precedent
First federal appeals court decision on whether AI agents can lawfully act on online platforms on behalf of users
Decision could reshape entire AI agent industry's deployment model and liability framework
Published August 5, 2026
Go to the source
The Decoderthe-decoder.com
Publisher excerpt: A US appeals court has overturned Amazon's injunction against Perplexity's AI shopping agents, ruling that it's the users who access Amazon, not the startup. It's the first federal appeals court decision on whether AI agents can lawfully act on online platforms on behalf of users, and it could…