Amazon sued AI startup Perplexity in November 2025, accusing Perplexity of using its Comet browser agent to covertly execute purchases on Amazon's marketplace.

Autonomous systems that use large language models to plan, reason, and take actions — including browsing the web, writing code, calling APIs, and completing multi-step tasks with minimal human intervention.

Laws, policy, and litigation shaping how AI can be built and deployed.