Reward hacking is completing a task successfully in a way that the designer did not intend.

“this is fascinating um i mean it seems what what what is reward hacking um i guess it's kind of fuzzy but it certainly seems to be something like solving the task”

“in a way that works but was clearly not um not the designer's intent it sort of goes to the point we were just talking about like intent you know can a model can a model understand my intent well probably now like they're able to understand my intent or infer my intent”