[bo0tzz]

I loaded up the hacker news dataset in google bigquery, which turned out https://news.ycombinator.com/item?id=42057647 as the biggest at 9624 comments. Second is https://news.ycombinator.com/item?id=43208973 at 5349.

[gus_massa]

Link to the API https://github.com/HackerNews/API (copied from the bottom of the page)