Amazon.com has sent a cease and desist letter to Perplexity in which it insists the AI company prevent its Comet browser from making automated purchases on behalf of users.

Comet, like OpenAI's Atlas and several other browsers, includes a large language model that can automate web browsing and do things like make online purchases when instructed by users.

Both sides are going to have to bleed before they realize that they're better off working together

Amazon argues that third-party applications capable of making purchases on behalf of its customers should seek permission from the e-commerce giant before enabling that capability, to ensure a positive customer experience.

"Agentic third-party applications such as Perplexity's Comet have the same obligations, and we've repeatedly request

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