[ineedasername]

If it trivializes suicide, that just means more people might call. But the same core of people that try need help will still be among them. Out of the countless people in distress that might attempt or succeed in suicide, there is a subset that are on that edge where they're looking for that last bit of help, wanting to try a last hope before taking an irrevocable step.

To be sure, by itself it is not nearly as effective as more personal and substantial interventions, but that is not it's purpose either. It is not there for treatment, it's there to help stabilize an emotional state enough to convince the person to seek those more substantial interventions.