Google is rolling out a new conversational artificial-intelligence service to a select set of testers, and plans a broader public launch in coming weeks, part of the company’s effort to play catch-up with challengers such as OpenAI, creator of the popular chatbot ChatGPT.

Three months before ChatGPT debuted in November, Facebook’s parent company Meta released a similar chatbot. But unlike the phenomenon that ChatGPT instantly became, with more than a million users in its first five days, Meta’s Blenderbot was boring, said Meta’s chief artificial intelligence scientist, Yann LeCun.