# Android Runtime APEX Android Runtime APEX is the modular runtime package exposed through paths such as `/apex/com.android.runtime/`. It contains core runtime and Java-library artifacts used by the platform. ## Notebook evidence [[Scanned_20260730-1806#Page 16 — `Scanned_20260730-1806.pdf`, PDF page 16|PDF page 16]] records `/apex/com.android.runtime/java/lib/core-oj.jar` within the boot class path of the Moto G Stylus environment. ## Relationships [[Android Runtime]] · [[Java Class Path]] · [[Android 10]] · [[Moto G Stylus (2021)]]. ## Boundary A runtime path identifies platform composition, not compromise. Preserve the build, module version, file hash, verified-boot state, and source of the observation.