a lot of people say that it was unlike Korra’s personality for her to contemplate suicide, but maybe Bryke were trying to show that even people with the toughest personalities, aren’t bulletproof to suicidal thoughts

If she was contemplating suicide, for me it would seem a bit out of place, to all the other events in the last episode, although i could see bryke trying to show that even people with the toughest personalities […]

The general consensus on this site seems to be that she wasn’t thinking about suicide, but people on other forums are leaning towards the idea that she was

Too bad Bryke are not likely to comment on this issue

@firesageguntur
Your theory without Word of God confirmation from Bryke is just that, a theory. It would be interesting to see whether Bryke even answer any questions about Korra contemplating suicide.