Rockstar has detailed December's update for GTA Online, which, among other things, introduces ray-traced reflections on…
GTA 5 PS5 Update 1.64 Patch Notes Reveals Ray-Traced Reflections
GTA Online getting ray-traced reflections on PS5 and Xbox Series X
GTA 5 PS5 and Xbox Series X ray tracing update makes the game look better than ever
Here's A Look At The New Ray-Traced Reflections In GTA V On Xbox Series X
How do GTA 5's ray-traced reflections work for PS5 and Xbox Series X
New Improvements and More Coming Soon in This Month's GTA Online Update - Rockstar Games
GTA 5 is seen for the first time on PS5; this is how it looks in the new generation - Meristation
Incredible GTA V comparison shows off new Ray Tracing reflections features - RockstarINTEL
GTA V with RT Reflections : r/XboxSeriesX
GTA 6 Next-Gen Enhancements: Harnessing the Power of New Consoles