The current difficulty is 911.3 PH. The next difficulty is estimated at 909.5 PH, a change of −0.19%. The difficulty changes globally every time a new block is mined, based on how fast blocks are being found.
Hash Price Report
The last block was at height 38,245. The current block reward is 212,020.7 SCP. Based on this and on the current difficulty, miners are being paid 225.6883 SCP/PH, which corresponds to about 19.50 SCP/day per GH/s.