Clathrus archeri is not known to be toxic, however, consuming this fungus would not be enjoyable. Due to the rotting stench of stinkhorns, culinary application is not a common thought. There is also no record of the fungus being treated as a delicacy.
Lol. Damn near every fungi on Wikipedia has a toxicology section. But this one is just like, No one would ever think about eating this so who fucking knows?