OpenAI Software Engineer interview questions

Applied online, advanced to a recruiter phone screen where I was asked technical questions. Unfortunately, I did not pass this stage and did not move forward in the interview process.

Set up with phone screen System design + practical coding. I was told by the OpenAI recruiter that I would know what style of practical coding to expect (debugging, frontend vs backend), but this did not happen. Biggest gripe about particularly the practical coding question: the interviewer sat in *silence* for minutes at a time. I would try to confirm assumptions, and would get back a non-answer or a confusing flip-flopping set of answers. There were at least 2 parts, but I assume there were more