Actually it appears (like everything else) it will cost the US money.
https://thehill.com/policy/international/521732-trump-to-lift-sudan-terror-sponsor-designationTalks last month between Sudanese and U.S. officials over recognizing Israel stalled, the Sudan Tribune reported, after the Sudanese called for the U.S. to provide $10 billion in economic aid to Khartoum over the next few years, among other requests including Congress passing legislation shielding Sudan from other terrorism related claims and the immediate delisting from the terrorism list.
There is too many articles with there own political spin to comment on.