diff --git a/platform/lang-impl/src/com/intellij/codeInsight/hints/codeVision/CodeVisionCacheService.kt b/platform/lang-impl/src/com/intellij/codeInsight/hints/codeVision/CodeVisionCacheService.kt
index 246d810a33cd..ec16c904376b 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/hints/codeVision/CodeVisionCacheService.kt
+++ b/platform/lang-impl/src/com/intellij/codeInsight/hints/codeVision/CodeVisionCacheService.kt
@@ -9,6 +9,10 @@ import com.intellij.openapi.util.TextRange
 import com.intellij.openapi.util.UserDataHolderEx
 import java.util.concurrent.ConcurrentHashMap
 
+/**
+ * This service caches code vision entries in the editor userdata.
+ * For the daemon bound version, see [DaemonBoundCodeVisionCacheService].
+ */
 @Service(Service.Level.PROJECT)
 internal class CodeVisionCacheService {
   companion object {