As far as I'm concerned the daily fractals are in a pre-established rotation whereas the instabilities just randomly picked every day. Therefore, I don't think it will be possible to have the instabilities in the API unless arenanet changes the way the instabilities work. I hope this helps.
Fractal Instabilites API
in API Development
Posted
As far as I'm concerned the daily fractals are in a pre-established rotation whereas the instabilities just randomly picked every day. Therefore, I don't think it will be possible to have the instabilities in the API unless arenanet changes the way the instabilities work. I hope this helps.