What Take-Two said
On September 17, 2026, Take-Two's CEO said the company's strategy is to launch "over time" on every platform with a meaningful audience, and that PC is becoming more and more important.
History
Rockstar has released earlier games on PC later: GTA V came to PC in 2015, about 19 months after the console release, and Red Dead Redemption 2 a year after consoles.
Any PC release date you see online is a rumour until Rockstar announces it.