Sam Altman said in an on-the-record dinner interview with Platformer[0] that besides R&D ChatGPT was breakeven and Brad Lightstep, head of ChatGPT, corrected him by saying they were close, but not yet break even.
I assume Sam and Brad both understand the unit economics of their product.
Article is pay-walled for me, but I heard it on their podcast[1]. Which somehow I heard fine, but that page is getting pay-walled for me.