Amazon has sent a cease-and-desist letter accusing Perplexity AI of using its Comet browser agent to make purchases on Amazon without authorization, prompting Perplexity to fire back with a public statement alleging bullying and intimidation from the e-commerce juggernaut.

The e-commerce giant sent a nasty cease-and-desist letter to Perplexity, accusing it of "computer fraud" in violation of its policies.

Are We in an AI Bubble? Here's What We Learned From Amazon, Meta Platforms, Alphabet, and Microsoft. The large tech companies all made major announcements that stock market investors will not want to miss.

Andy Jassy explains Amazon’s 14,000 layoffs, buying Nvidia chips, upcoming Trainium3 AI chips, AWS capacity and sales growth, and its Bedrock AI agent platform.

The job cuts come as Amazon CEO Andy Jassy has said he envisions the company relying on AI agents to replace human workers.

The dispute stirs debate about how much freedom autonomous AI tools should have online and whether big tech platforms are tightening control to protect their own ecosystems.

Amazon is pouring billions into AI infrastructure. Its cloud boss says the company feels "quite good" about its strategy.

Microsoft, Alphabet, Meta, and Amazon are investing tens of billions in data centers. AI infrastructure is now a key driver of US economic growth.