As of April 2026, there is of Grand Theft Auto: San Andreas

Users can play San Andreas on a PSP by streaming the PC version via tools like over a USB connection. Modification Mods: There are homebrew mods for GTA: Vice City Stories

If you are actually using a PS Vita running adrenaline (a PSP emulator), you might be confusing a PSP EBOOT with the fully functional, native Android-to-Vita port of GTA San Andreas. Key Requirements for Running Custom Homebrew/EBOOTs

This is the only method that involves a native EBOOT.PBP file designed to run directly on the PSP hardware (with custom firmware). This is the closest anyone has come to the dream of "GTA San Andreas PSP EBOOT.PBP upd work."