I had a similar experience earlier today. I was looking for good documentation for post custom fields to give to a client. I just retried it and 80% of the times I get this:
Which is very specific and not a very good answer.
The left topic goes to Insert, Read and Update Post custom fields from plugin which is from 2016 and does not provide an actual response.
that is probably the oldest topic around.
The funny thing is, when I toggle back and forth between “all topics” and “AI” (sometimes getting “Ask AI took too long to complete this search. Try again or use Search”), one of of approximately five times AI gives me an excellent response
and refers to this topic which is probably one of the best possible answers.