alt Hacker News"AI toothbrush" was not on my 2026 bingo card.
Surprisingly, $30 for two replacement heads is comparable to other electric toothbrushes (not counting third-party bulk knockoff replacements, which I have been using for years without issue). The RFID reader might force you to buy the official replacements, though.
Oral-B introduced their AI toothbrush last year. See the "More Information" tab on this page: https://oralb.com/en-us/products/oral-b-genius-x-rechargeabl...
The Oral-B Genius X with A.I. Rechargeable Toothbrush will transform the way you brush for healthier gums and stronger teeth for life*. The dentist-inspired round brush head surrounds each tooth to remove more plaque along the gumline vs a regular manual toothbrush.