Apple stated in a letter to senators that it had suggested the possibility of removing Grok from the App Store in January of this year.
Apple Warns of Grok Removal from App Store Due to Sexual Deepfake Generation
This article is a translation. Read the Japanese original
The reason provided was that xAI had not sufficiently suppressed the generation of nudity and sexual deepfakes by Grok.
Apple determined that X and Grok were in violation of the company's guidelines.
Sources: Apple App Store threatened to remove Grok over deepfakes: Letter（HN 99pt・85コメント）（HN Search (backfill)、2026-04-15）