Our code ranking algorithm uses an NLP model (trained on a code dataset) to pick the most relevant snippets. You're right that the accepted answer on Stack Over

Our code ranking algorithm uses an NLP model (trained on a code dataset) to pick the most relevant snippets. You're right that the accepted answer on Stack Overflow is a good heuristic, and it's something we'll add to our ranking algorithm in the near future. Showing an answer written by a human as a part of the code snippet is also a good idea.