diff --git a/core-macros/src/main/scala/sbt/internal/util/appmacro/ContextUtil.scala b/core-macros/src/main/scala/sbt/internal/util/appmacro/ContextUtil.scala
index 71754beb79..1bc60d5631 100644
--- a/core-macros/src/main/scala/sbt/internal/util/appmacro/ContextUtil.scala
+++ b/core-macros/src/main/scala/sbt/internal/util/appmacro/ContextUtil.scala
@@ -71,10 +71,15 @@ trait ContextUtil[C <: Quotes & scala.Singleton](val qctx: C, val valStart: Int)
     override def toString: String =
       s"Input($tpe, $qual, $term, $name)"
 
-    def isCacheInput: Boolean =
-      Option(qual.tpe.termSymbol) match
-        case Some(x) => !x.hasAnnotation(cacheOptOutSym)
-        case None    => !qual.symbol.hasAnnotation(cacheOptOutSym)
+    def isCacheInput: Boolean = isCacheInput(qual)
+    private def isCacheInput(tree: Term): Boolean =
+      tree match
+        case Inlined(_, _, tree) => isCacheInput(tree)
+        case Apply(_, List(arg)) => isCacheInput(arg)
+        case _ =>
+          Option(tree.tpe.termSymbol) match
+            case Some(x) => !x.hasAnnotation(cacheOptOutSym)
+            case None    => !tree.symbol.hasAnnotation(cacheOptOutSym)
 
   /**
    * Represents an output expression via Def.declareOutput
diff --git a/util-cache-resolver/src/main/scala/sbt/util/ActionCache.scala b/util-cache-resolver/src/main/scala/sbt/util/ActionCache.scala
index 26e4f12443..ee378d88f6 100644
--- a/util-cache-resolver/src/main/scala/sbt/util/ActionCache.scala
+++ b/util-cache-resolver/src/main/scala/sbt/util/ActionCache.scala
@@ -1,7 +1,7 @@
 package sbt.util
 
 import scala.reflect.ClassTag
-import scala.annotation.StaticAnnotation
+import scala.annotation.{ meta, StaticAnnotation }
 import sjsonnew.{ HashWriter, JsonFormat }
 import sjsonnew.support.murmurhash.Hasher
 import xsbti.VirtualFile
@@ -33,4 +33,5 @@ class CacheConfiguration(
     val outputDirectory: Path,
 )
 
-class cacheOptOut() extends StaticAnnotation
+@meta.getter
+class cacheOptOut(reason: String = "") extends StaticAnnotation