diff --git a/BUILD b/BUILD
index c4ebdbe5fd9..9cdec863296 100644
--- a/BUILD
+++ b/BUILD
@@ -217,6 +217,7 @@ GRPC_PUBLIC_HDRS = [
     "include/grpc/impl/connectivity_state.h",
     "include/grpc/impl/grpc_types.h",
     "include/grpc/impl/propagation_bits.h",
+    "include/grpc/impl/slice_type.h",
 ]
 
 GRPC_PUBLIC_EVENT_ENGINE_HDRS = [
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2553a6d4524..cff8a4c01f2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2494,6 +2494,7 @@ foreach(_hdr
   include/grpc/impl/connectivity_state.h
   include/grpc/impl/grpc_types.h
   include/grpc/impl/propagation_bits.h
+  include/grpc/impl/slice_type.h
   include/grpc/load_reporting.h
   include/grpc/slice.h
   include/grpc/slice_buffer.h
@@ -3102,6 +3103,7 @@ foreach(_hdr
   include/grpc/impl/connectivity_state.h
   include/grpc/impl/grpc_types.h
   include/grpc/impl/propagation_bits.h
+  include/grpc/impl/slice_type.h
   include/grpc/load_reporting.h
   include/grpc/slice.h
   include/grpc/slice_buffer.h
@@ -4570,6 +4572,7 @@ foreach(_hdr
   include/grpc/impl/connectivity_state.h
   include/grpc/impl/grpc_types.h
   include/grpc/impl/propagation_bits.h
+  include/grpc/impl/slice_type.h
   include/grpc/load_reporting.h
   include/grpc/slice.h
   include/grpc/slice_buffer.h
diff --git a/Makefile b/Makefile
index 3c829ca9959..87ba704fc8c 100644
--- a/Makefile
+++ b/Makefile
@@ -1715,6 +1715,7 @@ PUBLIC_HEADERS_C += \
     include/grpc/impl/connectivity_state.h \
     include/grpc/impl/grpc_types.h \
     include/grpc/impl/propagation_bits.h \
+    include/grpc/impl/slice_type.h \
     include/grpc/load_reporting.h \
     include/grpc/slice.h \
     include/grpc/slice_buffer.h \
@@ -2183,6 +2184,7 @@ PUBLIC_HEADERS_C += \
     include/grpc/impl/connectivity_state.h \
     include/grpc/impl/grpc_types.h \
     include/grpc/impl/propagation_bits.h \
+    include/grpc/impl/slice_type.h \
     include/grpc/load_reporting.h \
     include/grpc/slice.h \
     include/grpc/slice_buffer.h \
diff --git a/build_autogenerated.yaml b/build_autogenerated.yaml
index d379f25fce6..55138cf84fb 100644
--- a/build_autogenerated.yaml
+++ b/build_autogenerated.yaml
@@ -296,6 +296,7 @@ libs:
   - include/grpc/impl/connectivity_state.h
   - include/grpc/impl/grpc_types.h
   - include/grpc/impl/propagation_bits.h
+  - include/grpc/impl/slice_type.h
   - include/grpc/load_reporting.h
   - include/grpc/slice.h
   - include/grpc/slice_buffer.h
@@ -1894,6 +1895,7 @@ libs:
   - include/grpc/impl/connectivity_state.h
   - include/grpc/impl/grpc_types.h
   - include/grpc/impl/propagation_bits.h
+  - include/grpc/impl/slice_type.h
   - include/grpc/load_reporting.h
   - include/grpc/slice.h
   - include/grpc/slice_buffer.h
@@ -3421,6 +3423,7 @@ libs:
   - include/grpc/impl/connectivity_state.h
   - include/grpc/impl/grpc_types.h
   - include/grpc/impl/propagation_bits.h
+  - include/grpc/impl/slice_type.h
   - include/grpc/load_reporting.h
   - include/grpc/slice.h
   - include/grpc/slice_buffer.h
diff --git a/gRPC-Core.podspec b/gRPC-Core.podspec
index 23255836f27..ba85dbfb058 100644
--- a/gRPC-Core.podspec
+++ b/gRPC-Core.podspec
@@ -147,6 +147,7 @@ Pod::Spec.new do |s|
                       'include/grpc/impl/connectivity_state.h',
                       'include/grpc/impl/grpc_types.h',
                       'include/grpc/impl/propagation_bits.h',
+                      'include/grpc/impl/slice_type.h',
                       'include/grpc/load_reporting.h',
                       'include/grpc/slice.h',
                       'include/grpc/slice_buffer.h',
diff --git a/grpc.gemspec b/grpc.gemspec
index 997df06cdb3..f1286247295 100644
--- a/grpc.gemspec
+++ b/grpc.gemspec
@@ -90,6 +90,7 @@ Gem::Specification.new do |s|
   s.files += %w( include/grpc/impl/connectivity_state.h )
   s.files += %w( include/grpc/impl/grpc_types.h )
   s.files += %w( include/grpc/impl/propagation_bits.h )
+  s.files += %w( include/grpc/impl/slice_type.h )
   s.files += %w( include/grpc/load_reporting.h )
   s.files += %w( include/grpc/slice.h )
   s.files += %w( include/grpc/slice_buffer.h )
diff --git a/include/grpc/event_engine/slice_buffer.h b/include/grpc/event_engine/slice_buffer.h
index e3a75898b9a..3df3394073c 100644
--- a/include/grpc/event_engine/slice_buffer.h
+++ b/include/grpc/event_engine/slice_buffer.h
@@ -26,7 +26,6 @@
 #include "absl/utility/utility.h"
 
 #include <grpc/event_engine/slice.h>
-#include <grpc/impl/codegen/slice.h>
 #include <grpc/slice.h>
 #include <grpc/slice_buffer.h>
 #include <grpc/support/log.h>
diff --git a/include/grpc/impl/codegen/slice.h b/include/grpc/impl/codegen/slice.h
index 2bc1e9248b1..db412bf68a1 100644
--- a/include/grpc/impl/codegen/slice.h
+++ b/include/grpc/impl/codegen/slice.h
@@ -21,92 +21,9 @@
 
 // IWYU pragma: private
 
-#include <grpc/impl/codegen/port_platform.h>
+#include <grpc/support/port_platform.h>
 
-#include <stddef.h>
-
-typedef struct grpc_slice grpc_slice;
-
-/** Slice API
-
-   A slice represents a contiguous reference counted array of bytes.
-   It is cheap to take references to a slice, and it is cheap to create a
-   slice pointing to a subset of another slice.
-
-   The data-structure for slices is exposed here to allow non-gpr code to
-   build slices from whatever data they have available.
-
-   When defining interfaces that handle slices, care should be taken to define
-   reference ownership semantics (who should call unref?) and mutability
-   constraints (is the callee allowed to modify the slice?) */
-
-/* Inlined half of grpc_slice is allowed to expand the size of the overall type
-   by this many bytes */
-#define GRPC_SLICE_INLINE_EXTRA_SIZE sizeof(void*)
-
-#define GRPC_SLICE_INLINED_SIZE \
-  (sizeof(size_t) + sizeof(uint8_t*) - 1 + GRPC_SLICE_INLINE_EXTRA_SIZE)
-
-struct grpc_slice_refcount;
-/** A grpc_slice s, if initialized, represents the byte range
-   s.bytes[0..s.length-1].
-
-   It can have an associated ref count which has a destruction routine to be run
-   when the ref count reaches zero (see grpc_slice_new() and grp_slice_unref()).
-   Multiple grpc_slice values may share a ref count.
-
-   If the slice does not have a refcount, it represents an inlined small piece
-   of data that is copied by value.
-
-   As a special case, a slice can be given refcount == uintptr_t(1), meaning
-   that the slice represents external data that is not refcounted. */
-struct grpc_slice {
-  struct grpc_slice_refcount* refcount;
-  union grpc_slice_data {
-    struct grpc_slice_refcounted {
-      size_t length;
-      uint8_t* bytes;
-    } refcounted;
-    struct grpc_slice_inlined {
-      uint8_t length;
-      uint8_t bytes[GRPC_SLICE_INLINED_SIZE];
-    } inlined;
-  } data;
-};
-
-#define GRPC_SLICE_BUFFER_INLINE_ELEMENTS 8
-
-/** Represents an expandable array of slices, to be interpreted as a
-   single item. */
-typedef struct grpc_slice_buffer {
-  /** This is for internal use only. External users (i.e any code outside grpc
-   * core) MUST NOT use this field */
-  grpc_slice* base_slices;
-
-  /** slices in the array (Points to the first valid grpc_slice in the array) */
-  grpc_slice* slices;
-  /** the number of slices in the array */
-  size_t count;
-  /** the number of slices allocated in the array. External users (i.e any code
-   * outside grpc core) MUST NOT use this field */
-  size_t capacity;
-  /** the combined length of all slices in the array */
-  size_t length;
-  /** inlined elements to avoid allocations */
-  grpc_slice inlined[GRPC_SLICE_BUFFER_INLINE_ELEMENTS];
-} grpc_slice_buffer;
-
-#define GRPC_SLICE_START_PTR(slice)                 \
-  ((slice).refcount ? (slice).data.refcounted.bytes \
-                    : (slice).data.inlined.bytes)
-#define GRPC_SLICE_LENGTH(slice)                     \
-  ((slice).refcount ? (slice).data.refcounted.length \
-                    : (slice).data.inlined.length)
-#define GRPC_SLICE_SET_LENGTH(slice, newlen)                              \
-  ((slice).refcount ? ((slice).data.refcounted.length = (size_t)(newlen)) \
-                    : ((slice).data.inlined.length = (uint8_t)(newlen)))
-#define GRPC_SLICE_END_PTR(slice) \
-  GRPC_SLICE_START_PTR(slice) + GRPC_SLICE_LENGTH(slice)
-#define GRPC_SLICE_IS_EMPTY(slice) (GRPC_SLICE_LENGTH(slice) == 0)
+/// TODO(chengyuc): Remove this file after solving compatibility.
+#include <grpc/impl/slice_type.h>
 
 #endif /* GRPC_IMPL_CODEGEN_SLICE_H */
diff --git a/include/grpc/impl/slice_type.h b/include/grpc/impl/slice_type.h
new file mode 100644
index 00000000000..5d618740553
--- /dev/null
+++ b/include/grpc/impl/slice_type.h
@@ -0,0 +1,112 @@
+/*
+ *
+ * Copyright 2015 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#ifndef GRPC_IMPL_SLICE_TYPE_H
+#define GRPC_IMPL_SLICE_TYPE_H
+
+// IWYU pragma: private, include <grpc/slice.h>
+
+#include <grpc/support/port_platform.h>
+
+#include <stddef.h>
+
+typedef struct grpc_slice grpc_slice;
+
+/** Slice API
+
+   A slice represents a contiguous reference counted array of bytes.
+   It is cheap to take references to a slice, and it is cheap to create a
+   slice pointing to a subset of another slice.
+
+   The data-structure for slices is exposed here to allow non-gpr code to
+   build slices from whatever data they have available.
+
+   When defining interfaces that handle slices, care should be taken to define
+   reference ownership semantics (who should call unref?) and mutability
+   constraints (is the callee allowed to modify the slice?) */
+
+/* Inlined half of grpc_slice is allowed to expand the size of the overall type
+   by this many bytes */
+#define GRPC_SLICE_INLINE_EXTRA_SIZE sizeof(void*)
+
+#define GRPC_SLICE_INLINED_SIZE \
+  (sizeof(size_t) + sizeof(uint8_t*) - 1 + GRPC_SLICE_INLINE_EXTRA_SIZE)
+
+struct grpc_slice_refcount;
+/** A grpc_slice s, if initialized, represents the byte range
+   s.bytes[0..s.length-1].
+
+   It can have an associated ref count which has a destruction routine to be run
+   when the ref count reaches zero (see grpc_slice_new() and grp_slice_unref()).
+   Multiple grpc_slice values may share a ref count.
+
+   If the slice does not have a refcount, it represents an inlined small piece
+   of data that is copied by value.
+
+   As a special case, a slice can be given refcount == uintptr_t(1), meaning
+   that the slice represents external data that is not refcounted. */
+struct grpc_slice {
+  struct grpc_slice_refcount* refcount;
+  union grpc_slice_data {
+    struct grpc_slice_refcounted {
+      size_t length;
+      uint8_t* bytes;
+    } refcounted;
+    struct grpc_slice_inlined {
+      uint8_t length;
+      uint8_t bytes[GRPC_SLICE_INLINED_SIZE];
+    } inlined;
+  } data;
+};
+
+#define GRPC_SLICE_BUFFER_INLINE_ELEMENTS 8
+
+/** Represents an expandable array of slices, to be interpreted as a
+   single item. */
+typedef struct grpc_slice_buffer {
+  /** This is for internal use only. External users (i.e any code outside grpc
+   * core) MUST NOT use this field */
+  grpc_slice* base_slices;
+
+  /** slices in the array (Points to the first valid grpc_slice in the array) */
+  grpc_slice* slices;
+  /** the number of slices in the array */
+  size_t count;
+  /** the number of slices allocated in the array. External users (i.e any code
+   * outside grpc core) MUST NOT use this field */
+  size_t capacity;
+  /** the combined length of all slices in the array */
+  size_t length;
+  /** inlined elements to avoid allocations */
+  grpc_slice inlined[GRPC_SLICE_BUFFER_INLINE_ELEMENTS];
+} grpc_slice_buffer;
+
+#define GRPC_SLICE_START_PTR(slice)                 \
+  ((slice).refcount ? (slice).data.refcounted.bytes \
+                    : (slice).data.inlined.bytes)
+#define GRPC_SLICE_LENGTH(slice)                     \
+  ((slice).refcount ? (slice).data.refcounted.length \
+                    : (slice).data.inlined.length)
+#define GRPC_SLICE_SET_LENGTH(slice, newlen)                              \
+  ((slice).refcount ? ((slice).data.refcounted.length = (size_t)(newlen)) \
+                    : ((slice).data.inlined.length = (uint8_t)(newlen)))
+#define GRPC_SLICE_END_PTR(slice) \
+  GRPC_SLICE_START_PTR(slice) + GRPC_SLICE_LENGTH(slice)
+#define GRPC_SLICE_IS_EMPTY(slice) (GRPC_SLICE_LENGTH(slice) == 0)
+
+#endif /* GRPC_IMPL_SLICE_TYPE_H */
diff --git a/include/grpc/module.modulemap b/include/grpc/module.modulemap
index 8dcca5c20d3..31685d2ec7e 100644
--- a/include/grpc/module.modulemap
+++ b/include/grpc/module.modulemap
@@ -31,6 +31,7 @@ header "byte_buffer.h"
   header "impl/connectivity_state.h"
   header "impl/grpc_types.h"
   header "impl/propagation_bits.h"
+  header "impl/slice_type.h"
   header "load_reporting.h"
   header "slice.h"
   header "slice_buffer.h"
diff --git a/include/grpc/slice.h b/include/grpc/slice.h
index 15978fe54c5..7318a0e7157 100644
--- a/include/grpc/slice.h
+++ b/include/grpc/slice.h
@@ -21,7 +21,7 @@
 
 #include <grpc/support/port_platform.h>
 
-#include <grpc/impl/codegen/slice.h>  // IWYU pragma: export
+#include <grpc/impl/slice_type.h>  // IWYU pragma: export
 #include <grpc/support/sync.h>
 
 #ifdef __cplusplus
diff --git a/package.xml b/package.xml
index a7f1d26aa04..43f59038a95 100644
--- a/package.xml
+++ b/package.xml
@@ -72,6 +72,7 @@
     <file baseinstalldir="/" name="include/grpc/impl/connectivity_state.h" role="src" />
     <file baseinstalldir="/" name="include/grpc/impl/grpc_types.h" role="src" />
     <file baseinstalldir="/" name="include/grpc/impl/propagation_bits.h" role="src" />
+    <file baseinstalldir="/" name="include/grpc/impl/slice_type.h" role="src" />
     <file baseinstalldir="/" name="include/grpc/load_reporting.h" role="src" />
     <file baseinstalldir="/" name="include/grpc/slice.h" role="src" />
     <file baseinstalldir="/" name="include/grpc/slice_buffer.h" role="src" />
diff --git a/src/core/lib/iomgr/python_util.h b/src/core/lib/iomgr/python_util.h
index edefc58c4b6..2df411ef662 100644
--- a/src/core/lib/iomgr/python_util.h
+++ b/src/core/lib/iomgr/python_util.h
@@ -21,7 +21,7 @@
 
 #include <grpc/support/port_platform.h>
 
-#include <grpc/impl/codegen/slice.h>
+#include <grpc/slice.h>
 #include <grpc/status.h>
 
 #include "src/core/lib/iomgr/error.h"
diff --git a/test/core/surface/public_headers_must_be_c89.c b/test/core/surface/public_headers_must_be_c89.c
index 22da11ceefe..af73ac4d0af 100644
--- a/test/core/surface/public_headers_must_be_c89.c
+++ b/test/core/surface/public_headers_must_be_c89.c
@@ -45,6 +45,7 @@
 #include <grpc/impl/connectivity_state.h>
 #include <grpc/impl/grpc_types.h>
 #include <grpc/impl/propagation_bits.h>
+#include <grpc/impl/slice_type.h>
 #include <grpc/load_reporting.h>
 #include <grpc/slice.h>
 #include <grpc/slice_buffer.h>
diff --git a/tools/doxygen/Doxyfile.c++ b/tools/doxygen/Doxyfile.c++
index 9982f24d680..a06e4cb11f9 100644
--- a/tools/doxygen/Doxyfile.c++
+++ b/tools/doxygen/Doxyfile.c++
@@ -918,6 +918,7 @@ include/grpc/impl/compression_types.h \
 include/grpc/impl/connectivity_state.h \
 include/grpc/impl/grpc_types.h \
 include/grpc/impl/propagation_bits.h \
+include/grpc/impl/slice_type.h \
 include/grpc/load_reporting.h \
 include/grpc/slice.h \
 include/grpc/slice_buffer.h \
diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index c2f5402c855..cbd2d908e57 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -918,6 +918,7 @@ include/grpc/impl/compression_types.h \
 include/grpc/impl/connectivity_state.h \
 include/grpc/impl/grpc_types.h \
 include/grpc/impl/propagation_bits.h \
+include/grpc/impl/slice_type.h \
 include/grpc/load_reporting.h \
 include/grpc/slice.h \
 include/grpc/slice_buffer.h \
diff --git a/tools/doxygen/Doxyfile.core b/tools/doxygen/Doxyfile.core
index 861a2471447..69cf9547508 100644
--- a/tools/doxygen/Doxyfile.core
+++ b/tools/doxygen/Doxyfile.core
@@ -850,6 +850,7 @@ include/grpc/impl/compression_types.h \
 include/grpc/impl/connectivity_state.h \
 include/grpc/impl/grpc_types.h \
 include/grpc/impl/propagation_bits.h \
+include/grpc/impl/slice_type.h \
 include/grpc/load_reporting.h \
 include/grpc/slice.h \
 include/grpc/slice_buffer.h \
diff --git a/tools/doxygen/Doxyfile.core.internal b/tools/doxygen/Doxyfile.core.internal
index 2a586264fdc..4a73fde7ce9 100644
--- a/tools/doxygen/Doxyfile.core.internal
+++ b/tools/doxygen/Doxyfile.core.internal
@@ -850,6 +850,7 @@ include/grpc/impl/compression_types.h \
 include/grpc/impl/connectivity_state.h \
 include/grpc/impl/grpc_types.h \
 include/grpc/impl/propagation_bits.h \
+include/grpc/impl/slice_type.h \
 include/grpc/load_reporting.h \
 include/grpc/slice.h \
 include/grpc/slice_buffer.h \