Hyundai says Tesla's Supercharging network will fully support the ultra-fast charging speeds on its E-GMP vehicles, including the Ioniq 5, Ioniq 6, and Ioniq 7.
There being actual standards process on going and so on. Mind you for benefit of Tesla, they did make good on their promise to make it freely available and have already issued a Patent Assurance Letter to SAE.
Well the real standard confirmation is here:
https://standardsworks.sae.org/standards-committees/hybrid-ev-j3400-nacs-electric-vehicle-coupler-task-force
There being actual standards process on going and so on. Mind you for benefit of Tesla, they did make good on their promise to make it freely available and have already issued a Patent Assurance Letter to SAE.