diff --git a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/KIEngine.kt b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/KIEngine.kt
index 287094629..dba47b43d 100644
--- a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/KIEngine.kt
+++ b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/KIEngine.kt
@@ -24,16 +24,6 @@ import okio.Path.Companion.toPath
 
 typealias KIONNXData<T> = ONNXData<T, CoreBackend>
 
-// Define an interface for allocation control marking output
-internal interface KIONNXDataArraysReleaser {
-    fun markOutput()
-}
-
-internal fun <T> KIONNXData<T>.markOutput() {
-    if (this is KIONNXDataArraysReleaser)
-        this.markOutput()
-}
-
 object CoreBackend : BackendInfo(name = "KInference Core CPU Backend")
 
 /**
diff --git a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/map/KIONNXMap.kt b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/map/KIONNXMap.kt
index f541c4c23..a1bbcf7eb 100644
--- a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/map/KIONNXMap.kt
+++ b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/map/KIONNXMap.kt
@@ -9,7 +9,7 @@ import io.kinference.protobuf.message.TensorProto
 import io.kinference.types.ValueInfo
 import io.kinference.types.ValueTypeInfo
 
-class KIONNXMap(name: String?, data: Map<Any, KIONNXData<*>>, val info: ValueTypeInfo.MapTypeInfo) : ONNXMap<Map<Any, KIONNXData<*>>, CoreBackend>(name, data), KIONNXDataArraysReleaser {
+class KIONNXMap(name: String?, data: Map<Any, KIONNXData<*>>, val info: ValueTypeInfo.MapTypeInfo) : ONNXMap<Map<Any, KIONNXData<*>>, CoreBackend>(name, data) {
     constructor(data: Map<Any, KIONNXData<*>>, info: ValueInfo) : this(info.name, data, info.typeInfo as ValueTypeInfo.MapTypeInfo)
 
     override val backend = CoreBackend
@@ -26,10 +26,6 @@ class KIONNXMap(name: String?, data: Map<Any, KIONNXData<*>>, val info: ValueTyp
 
     override fun rename(name: String): KIONNXMap = KIONNXMap(name, data, info)
 
-    override fun markOutput() {
-        data.values.forEach { it.markOutput() }
-    }
-
     override suspend fun clone(newName: String?): KIONNXMap {
         val newMap = HashMap<Any, KIONNXData<*>>(data.size)
         for ((key, value) in data.entries) {
diff --git a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/seq/KIONNXSequence.kt b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/seq/KIONNXSequence.kt
index 24b52085c..49383fca0 100644
--- a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/seq/KIONNXSequence.kt
+++ b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/seq/KIONNXSequence.kt
@@ -7,7 +7,7 @@ import io.kinference.data.ONNXSequence
 import io.kinference.protobuf.message.SequenceProto
 import io.kinference.types.*
 
-class KIONNXSequence(name: String?, data: List<KIONNXData<*>>, val info: ValueTypeInfo.SequenceTypeInfo) : ONNXSequence<List<KIONNXData<*>>, CoreBackend>(name, data), KIONNXDataArraysReleaser {
+class KIONNXSequence(name: String?, data: List<KIONNXData<*>>, val info: ValueTypeInfo.SequenceTypeInfo) : ONNXSequence<List<KIONNXData<*>>, CoreBackend>(name, data) {
     constructor(name: String?, info: ValueTypeInfo.SequenceTypeInfo, size: Int, init: (Int) -> KIONNXData<*>) : this(name, List(size, init), info)
     constructor(data: List<KIONNXData<*>>, info: ValueInfo) : this(info.name, data, info.typeInfo as ValueTypeInfo.SequenceTypeInfo)
 
@@ -23,10 +23,6 @@ class KIONNXSequence(name: String?, data: List<KIONNXData<*>>, val info: ValueTy
 
     override fun rename(name: String): KIONNXSequence = KIONNXSequence(name, data, info)
 
-    override fun markOutput() {
-        data.forEach { it.markOutput() }
-    }
-
     val length: Int = data.size
 
     companion object {
diff --git a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/tensor/KITensor.kt b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/tensor/KITensor.kt
index 2c6de1a69..d1ca7c5f6 100644
--- a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/tensor/KITensor.kt
+++ b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/data/tensor/KITensor.kt
@@ -1,7 +1,6 @@
 package io.kinference.core.data.tensor
 
-import io.kinference.core.CoreBackend
-import io.kinference.core.KIONNXDataArraysReleaser
+import io.kinference.core.*
 import io.kinference.data.ONNXTensor
 import io.kinference.ndarray.arrays.*
 import io.kinference.ndarray.arrays.tiled.*
@@ -13,7 +12,7 @@ import io.kinference.types.ValueTypeInfo
 
 //TODO: support segments
 //TODO: support external data
-class KITensor(name: String?, override val data: NDArrayCore, val info: ValueTypeInfo.TensorTypeInfo) : ONNXTensor<NDArrayCore, CoreBackend>(name, data), KIONNXDataArraysReleaser {
+class KITensor(name: String?, override val data: NDArrayCore, val info: ValueTypeInfo.TensorTypeInfo) : ONNXTensor<NDArrayCore, CoreBackend>(name, data) {
     constructor(data: NDArrayCore, info: ValueInfo) : this(info.name, data, info.typeInfo as ValueTypeInfo.TensorTypeInfo)
 
     override suspend fun close() {
@@ -24,11 +23,6 @@ class KITensor(name: String?, override val data: NDArrayCore, val info: ValueTyp
         return KITensor(newName, data.clone(), info)
     }
 
-    override fun markOutput() {
-        if (this.data is MemoryControlledArray)
-            data.markOutput()
-    }
-
     suspend operator fun minus(other: KITensor): KITensor {
         require(this.data is NumberNDArrayCore && other.data is NumberNDArrayCore)
         return (this.data - other.data).asTensor()
diff --git a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/model/KIModel.kt b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/model/KIModel.kt
index 1e25b4ae1..2a1e50db7 100644
--- a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/model/KIModel.kt
+++ b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/model/KIModel.kt
@@ -1,8 +1,7 @@
 package io.kinference.core.model
 
-import io.kinference.core.KIONNXData
+import io.kinference.core.*
 import io.kinference.core.graph.KIGraph
-import io.kinference.core.markOutput
 import io.kinference.graph.Contexts
 import io.kinference.model.Model
 import io.kinference.ndarray.arrays.memory.*
@@ -51,9 +50,9 @@ class KIModel(
             withContext(mixedContext) {
                 val coroutineContext = coroutineContext[AllocatorContext.Key]!!
                 val execResult = graph.execute(input, contexts)
-                execResult.forEach { it.markOutput() }
+                val copies = execResult.map { it.clone(it.name) }.toList()
                 coroutineContext.closeAllocated()
-                execResult
+                copies
             }
         } finally {
             if (coreReserved) {
diff --git a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/operators/layer/attention/Attention.kt b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/operators/layer/attention/Attention.kt
index 6487c46c1..05b76119b 100644
--- a/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/operators/layer/attention/Attention.kt
+++ b/inference/inference-core/src/jvmMain/kotlin/io/kinference.core/operators/layer/attention/Attention.kt
@@ -61,21 +61,16 @@ sealed class Attention(name: String, info: OperatorInfo, attributes: Map<String,
             val kBlocks = k.array.blocks
             val vBlocks = v.array.blocks
 
-            val kMarker = k.array.marker
-            val vMarker = v.array.marker
 
             val resultBlocks: Array<FloatArray>
-            val resultMarker: Array<StateMarker>
 
             if (past == null || past.linearSize == 0) {
                 resultBlocks = kBlocks.plus(vBlocks)
-                resultMarker = kMarker.plus(vMarker)
             } else {
                 val pastSeqLen = past.shape[3]
                 presentDims[3] += pastSeqLen
 
                 val pastBlocks = past.array.blocks
-                val pastMarker = past.array.marker
 
                 val blocksInRow = headSize / past.array.blockSize
 
@@ -84,35 +79,30 @@ sealed class Attention(name: String, info: OperatorInfo, attributes: Map<String,
 
                 val rowsSize = batchSize * numHeads
                 val futureRes = arrayOfNulls<FloatArray>(2 * batchSize * numHeads * presentDims[3] * blocksInRow)
-                val futureResMarker = arrayOfNulls<StateMarker>(2 * batchSize * numHeads * presentDims[3] * blocksInRow)
 
                 var resBlockIdx = 0
                 var pastBlocIdx = 0
 
                 repeat(2) { presentKeyValueIdx ->
                     val kvBlocks = if (presentKeyValueIdx == 0) kBlocks else vBlocks
-                    val kvMarker = if (presentKeyValueIdx == 0) kMarker else vMarker
 
                     var kvBlockIdx = 0
 
                     repeat(rowsSize) {
                         pastBlocks.copyInto(futureRes, resBlockIdx, pastBlocIdx, pastBlocIdx + pastRowBlocksCount)
-                        pastMarker.copyInto(futureResMarker, resBlockIdx, pastBlocIdx, pastBlocIdx + pastRowBlocksCount)
 
                         resBlockIdx += pastRowBlocksCount
                         pastBlocIdx += pastRowBlocksCount
 
                         kvBlocks.copyInto(futureRes, resBlockIdx, kvBlockIdx, kvBlockIdx + kvRowBlocksCount)
-                        kvMarker.copyInto(futureResMarker, resBlockIdx, kvBlockIdx, kvBlockIdx + kvRowBlocksCount)
                         resBlockIdx += kvRowBlocksCount
                         kvBlockIdx += kvRowBlocksCount
                     }
                 }
                 resultBlocks = futureRes as Array<FloatArray>
-                resultMarker = futureResMarker as Array<StateMarker>
             }
 
-            return FloatNDArray(FloatTiledArray(resultBlocks, resultMarker), Strides(presentDims))
+            return FloatNDArray(FloatTiledArray(resultBlocks), Strides(presentDims))
         }
 
 
diff --git a/ndarray/ndarray-api/src/commonMain/kotlin/io/kinference/ndarray/arrays/ArrayDispatcherUtils.kt b/ndarray/ndarray-api/src/commonMain/kotlin/io/kinference/ndarray/arrays/ArrayDispatcherUtils.kt
index bea90d149..2da712ca3 100644
--- a/ndarray/ndarray-api/src/commonMain/kotlin/io/kinference/ndarray/arrays/ArrayDispatcherUtils.kt
+++ b/ndarray/ndarray-api/src/commonMain/kotlin/io/kinference/ndarray/arrays/ArrayDispatcherUtils.kt
@@ -15,7 +15,3 @@ enum class ArrayTypes(val index: Int, val size: Int) {
     DoubleArray(9, Double.SIZE_BYTES),
     BooleanArray(10, 1);
 }
-
-interface MemoryControlledArray {
-    fun markOutput()
-}
diff --git a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/BooleanNDArray.kt b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/BooleanNDArray.kt
index 5a4e758dc..3037028d3 100644
--- a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/BooleanNDArray.kt
+++ b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/BooleanNDArray.kt
@@ -21,7 +21,7 @@ fun interface BooleanBinaryOperation {
     operator fun invoke(first: Boolean, second: Boolean): Boolean
 }
 
-open class BooleanNDArray(var array: BooleanTiledArray, strides: Strides) : NDArrayCore, MemoryControlledArray {
+open class BooleanNDArray(var array: BooleanTiledArray, strides: Strides) : NDArrayCore {
     override val type: DataType = DataType.BOOLEAN
 
     final override var strides: Strides = strides
@@ -79,10 +79,6 @@ open class BooleanNDArray(var array: BooleanTiledArray, strides: Strides) : NDAr
         return array.blocks[0][0]
     }
 
-    override fun markOutput() {
-        array.marker.forEach { it.invoke() }
-    }
-
     override suspend fun toMutable(): MutableBooleanNDArray {
         return MutableBooleanNDArray(array.copyOf(), strides)
     }
diff --git a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/PrimitiveNDArray.kt b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/PrimitiveNDArray.kt
index 0b391f275..f1bd91b44 100644
--- a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/PrimitiveNDArray.kt
+++ b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/PrimitiveNDArray.kt
@@ -30,7 +30,7 @@ import kotlin.math.*
 
 @GenerateNameFromPrimitives
 @MakePublic
-internal open class PrimitiveNDArray(array: PrimitiveTiledArray, strides: Strides) : NumberNDArrayCore, MemoryControlledArray {
+internal open class PrimitiveNDArray(array: PrimitiveTiledArray, strides: Strides) : NumberNDArrayCore {
     var array: PrimitiveTiledArray = array
         protected set
 
@@ -85,10 +85,6 @@ internal open class PrimitiveNDArray(array: PrimitiveTiledArray, strides: Stride
         return array.blocks[0][0]
     }
 
-    override fun markOutput() {
-        array.marker.forEach { it.invoke() }
-    }
-
     override suspend fun clone(): PrimitiveNDArray {
         return PrimitiveNDArray(array.copyOf(), Strides(shape))
     }
diff --git a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/memory/AllocatorContext.kt b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/memory/AllocatorContext.kt
index 2ed73f878..f6fd4f008 100644
--- a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/memory/AllocatorContext.kt
+++ b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/memory/AllocatorContext.kt
@@ -25,7 +25,7 @@ data class AllocatorContext internal constructor(
 
     fun closeAllocated() {
         usedContainers.forEach {
-            if (!it.isOutput && limiter.checkMemoryLimitAndAdd(it.sizeBytes.toLong())) {
+            if (limiter.checkMemoryLimitAndAdd(it.sizeBytes.toLong())) {
                 unusedContainers[it.arrayTypeIndex, it.arraySizeIndex].addLast(it)
             }
         }
diff --git a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/memory/ArrayContainer.kt b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/memory/ArrayContainer.kt
index d39ba62ba..8884fcfa1 100644
--- a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/memory/ArrayContainer.kt
+++ b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/memory/ArrayContainer.kt
@@ -7,13 +7,6 @@ sealed class ArrayContainer(
     val arraySizeIndex: Int,
     val sizeBytes: Int
 ) {
-    var isOutput: Boolean = false
-        private set
-
-    val markAsOutput = {
-        isOutput = true
-    }
-
     companion object {
         private const val EMPTY_INDEX = -1
 
diff --git a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/tiled/PrimitiveTiledArray.kt b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/tiled/PrimitiveTiledArray.kt
index eda58c092..a9863aadb 100644
--- a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/tiled/PrimitiveTiledArray.kt
+++ b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/arrays/tiled/PrimitiveTiledArray.kt
@@ -17,7 +17,7 @@ import kotlin.math.min
 
 @GenerateNameFromPrimitives
 @MakePublic
-internal class PrimitiveTiledArray(val blocks: Array<PrimitiveArray>, val marker: Array<StateMarker> = emptyMarker) {
+internal class PrimitiveTiledArray(val blocks: Array<PrimitiveArray>) {
     val size: Int
     val blockSize: Int = if (blocks.isEmpty()) 0 else blocks.first().size
     val blocksNum: Int = blocks.size
@@ -28,7 +28,6 @@ internal class PrimitiveTiledArray(val blocks: Array<PrimitiveArray>, val marker
 
     companion object {
         val type: ArrayTypes = ArrayTypes.valueOf(PrimitiveArray::class.simpleName!!)
-        private val emptyMarker: Array<StateMarker> = arrayOf()
 
         suspend operator fun invoke(strides: Strides): PrimitiveTiledArray {
             val blockSize = blockSizeByStrides(strides)
@@ -66,9 +65,8 @@ internal class PrimitiveTiledArray(val blocks: Array<PrimitiveArray>, val marker
             // With array dispatcher
             val containerArray = coroutineContext?.getArrayContainers(type, blockSize, blocksNum) ?: Array(blocksNum) { ArrayContainer(type, blockSize) }
             val blocks = Array(containerArray.size) { i -> (containerArray[i] as PrimitiveArrayContainer).array }
-            val marker = Array(containerArray.size) { i -> containerArray[i].markAsOutput }
 
-            return PrimitiveTiledArray(blocks, marker)
+            return PrimitiveTiledArray(blocks)
         }
 
         suspend operator fun invoke(size: Int, blockSize: Int, init: (InlineInt) -> PrimitiveType) : PrimitiveTiledArray {
diff --git a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/extensions/gather/PrimitiveGatherByBlocks.kt b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/extensions/gather/PrimitiveGatherByBlocks.kt
index b40873787..9adb86a46 100644
--- a/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/extensions/gather/PrimitiveGatherByBlocks.kt
+++ b/ndarray/ndarray-core/src/jvmMain/kotlin/io/kinference/ndarray/extensions/gather/PrimitiveGatherByBlocks.kt
@@ -26,14 +26,11 @@ internal suspend fun gatherByBlocksPrimitive(array: PrimitiveNDArray, indices: N
     val dataToCopyBlocks = dataToCopySize / array.array.blockSize
 
     val dataBlocks = array.array.blocks
-    val dataMarkers = array.array.marker
 
     val destBatchBlocksOffset = indicesSize * dataToCopyBlocks
     val inputBatchBlockOffset = array.shape[actualAxis] * dataToCopyBlocks
 
     val destArray = arrayOfNulls<PrimitiveArray>(destBatchBlocksOffset * dataBatchSize)
-    val destMarkersArray = arrayOfNulls<StateMarker>(destBatchBlocksOffset * dataBatchSize)
-
 
     for (dataBatchNum in 0 until dataBatchSize) {
         val dataBlocksOffset = inputBatchBlockOffset * dataBatchNum
@@ -46,12 +43,11 @@ internal suspend fun gatherByBlocksPrimitive(array: PrimitiveNDArray, indices: N
 
             for (blockIdx in 0 until dataToCopyBlocks) {
                 destArray[destBlocksOffset + blockIdx] = dataBlocks[dataOffset + blockIdx]
-                destMarkersArray[destBlocksOffset + blockIdx] = dataMarkers[dataOffset + blockIdx]
             }
 
             destBlocksOffset += dataToCopyBlocks
         }
     }
 
-    return PrimitiveNDArray(PrimitiveTiledArray(destArray as Array<PrimitiveArray>, destMarkersArray as Array<StateMarker>), Strides(destShape))
+    return PrimitiveNDArray(PrimitiveTiledArray(destArray as Array<PrimitiveArray>), Strides(destShape))
 }