dependencies { implementation 'org.jetbrains.kotlin:kotlin-annotation-processing:<kotlin_version>' } kotlin @Retention(AnnotationRetention.SOURCE) @Target(AnnotationTarget.CLASS) annotation class GenerateCode @GenerateCode class MyClass { // Class implementation } groovy kapt { arguments { arg("kapt.kotlin.generated", project.buildDir.path + "/kaptKotlin") } } groovy plugins { id 'org.jetbrains.kotlin.kapt' }