This is very likely not about AI but the EU DMA Ruling, which identified that Apple was implementing features in iOS which are restricted to Headphones of Apple-Brands [0]

As no other Headphone vendor is able to do this, this gives Apple the Accessory vendor a competitive advantage in the market of iPhone Accessories. So forces cannot flow freely in this market and the EU requires this to be rectified.

[0] https://ec.europa.eu/commission/presscorner/detail/en/ip_25_...