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US probes Comma.AI over crashes tied to aftermarket driver assistance devices

By Thomson Reuters Sep 23, 2026 | 8:48 AM

WASHINGTON, Sept 23 (Reuters) – The National Highway Traffic ​Safety Administration ‌said Wednesday it is investigating startup Comma.AI after reports ‌of ​five crashes ⁠of vehicles ⁠using its aftermarket driver-assistance devices involving three reported deaths ​and 11 serious injuries.

NHTSA ⁠said vehicles ⁠with Comma ​devices reportedly struck ​five stopped or slow ‌moving vehicles. Comma.AI says the devices that ⁠use open source software can allow for hands-free ⁠driving ‌and reports ⁠more than ​30,000 ‌vehicles have logged ​402 ⁠million miles with the devices.

(Reporting by David Shepardson, Editing by Nick ​Zieminski)