Does someone have code for local (solo) use on the GPU?
you may want to check thread Faster and Autonomous Large Bitcoin Collider upgrade or this thread BitCrack - A tool for brute-forcing private keys
both are utilizing GPU to (sequentially) brute force private keys of Bitcoin puzzle transaction ~32 BTC prize to who solves it
Good luck! you will definitely need a lot of luck and time
to find even one of them