From ActuallyAutistic Wiki
Asexuality refers to the sexual orientation where someone feels little to no sexual attraction towards others; or experiences sexual attraction in a non-normative way. Asexuality is a spectrum, which means there will be different experiences within the community. It is commonly shortened to as 'ace'.
Intersection between autism and asexuality
This article contains some autistic people's perspective regarding being ace and autistic: https://taaap.org/2021/10/27/ace-week-21-neurodivergent-or-disabled-aces/