The ad business as we know it is under serious threat and Amazon blocking Meta’s Muse is the perfect example of why. If AI agents become the main interface people use to shop, search and make decisions, the entire advertising funnel starts to break. Instead of going to Amazon, searching for a product, scrolling through sponsored listings and clicking ads, you could simply tell an AI agent what you want and let it compare products, prices and reviews for you. At that point, Amazon risks becoming just another supplier while the AI agent owns the relationship with the customer. Google could face the same problem on an even larger scale. Google makes money because people search for things and businesses pay to appear in front of those searches. But if people stop searching and start telling AI agents to find the best hotel, product, restaurant, flight or service for them, there are fewer searches, fewer clicks and fewer opportunities to show ads. The value starts shifting away from whoever owns the website or search engine and toward whoever owns the AI agent making the decision. That is the bigger reason companies like Amazon have every incentive to fight this. AI agents do not just threaten traffic but rather threaten the entire business model built around controlling what users see before they make a purchase. If agents become the new front door to the internet, advertising as we know it could look completely different.