Internally they are allowed. There are internal productivity tools (IDE Plugins, APIs, Frameworks, Chat) with homegrown models (in the press) and the ability to switch to other models. The various models are integrated throughout the engineering tools and Slack.
I'll say as an ex-FAANG that recently released a similar stat that it was absolutely real, but only because doing anything required an atrocious amount of boilerplate that AI was really good at figuring out.
Compared to how productive I am at my current startup? Not a chance.
There’s other things going on though this will help spin.
There’s no way that productivity metric includes the last 2-4 months.