AI Deal Finders vs Coupon Sites: Why Browser Extensions Are Dying in 2026
Coupon sites and browser extensions saved shoppers billions between 2010 and 2024, but AI deal finders that negotiate prices in real time are making them obsolete. The shift is not theoretical. It is already happening, and the data shows it. The Rise and Fall of the Browser Extension Era Browser extensions like Honey, RetailMeNot, and Rakuten built massive user bases by doing one thing well: automatically applying coupon codes at checkout. Honey reached 17 million users before PayPal acquired it for $4 billion in 2020. RetailMeNot was pulling in 50 million annual visitors at its peak. ...