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diff --git a/compute_kernel_writer/include/ckw/KernelArgument.h b/compute_kernel_writer/include/ckw/KernelArgument.h
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+/*
+ * Copyright (c) 2023 Arm Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef CKW_INCLUDE_CKW_KERNELARGUMENT_H
+#define CKW_INCLUDE_CKW_KERNELARGUMENT_H
+
+#include "ckw/types/TensorComponentType.h"
+#include "ckw/types/TensorStorageType.h"
+
+#include <cstdint>
+
+namespace ckw
+{
+
+/** A kernel argument which can be either a tensor storage or a tensor component. */
+class KernelArgument
+{
+public:
+    /** The type of kernel argument. */
+    enum class Type : int32_t
+    {
+        /** The argument that provides the read and/or write access to the tensor data.
+         *
+         * See @ref ckw::TensorStorageType to see the list of supported storage type.
+         */
+        TensorStorage,
+
+        /** The argument that provides extra information about the tensor.
+         *
+         * See @ref ckw::TensorComponentType to see the list of supported component.
+         */
+        TensorComponent,
+    };
+
+    /** Initialize a new instance of kernel argument class for a tensor storage argument. */
+    KernelArgument(int32_t tensor_id, TensorStorageType storage_type);
+
+    /** Initialize a new instance of kernel argument class for a tensor component argument. */
+    KernelArgument(int32_t tensor_id, TensorComponentType component_type);
+
+    /** Get the type of kernel argument. */
+    Type type() const;
+
+    /** Get the argument ID.
+     *
+     * This method can be used to get the tensor info ID of both tensor storage and tensor component arguments.
+     */
+    int32_t id() const;
+
+    /** Get the type of tensor storage.
+     *
+     * This method can only be used for tensor storage argument.
+     */
+    TensorStorageType tensor_storage_type() const;
+
+    /** Get the tensor component type.
+     *
+     * This method can only be used for tensor component argument.
+     */
+    TensorComponentType tensor_component_type() const;
+
+private:
+    Type    _type;
+    int32_t _id;
+
+    union SubId
+    {
+        int32_t             unknown;
+        TensorStorageType   tensor_storage_type;
+        TensorComponentType tensor_component_type;
+    };
+
+    SubId _sub_id{0};
+};
+
+} // namespace ckw
+
+#endif // CKW_INCLUDE_CKW_KERNELARGUMENT_H