Know-It-All Robot Shuts Down Dubious Family Texts

Biting your tongue at yet another questionable article shared in your message group? Add artificial-intelligence fact-checker Meiyu, she will jump in with ‘False’

Joyu Wang and

Chuin-Wei Yap

Feb. 28, 2019 11:07 a.m. ET

TAIPEI—Benson Chen, a 31-year-old owner of a Taipei-based e-commerce coffee business, recently introduced a newcomer called Meiyu to his family’s online chat group. Trouble followed almost immediately.

Mr. Chen’s mother posted a health advisory offering hydration tips for the flu season. Meiyu weighed in with punctilious certitude.

“This...