diff --git a/docs/OperatorKernels.md b/docs/OperatorKernels.md
index 7e311e15c0..4d885fdb15 100644
--- a/docs/OperatorKernels.md
+++ b/docs/OperatorKernels.md
@@ -26,8 +26,8 @@ Do not modify directly.*
 |Affine|*in* X:**T**<br> *out* Y:**T**|1+|**T** = tensor(float)|
 |And|*in* A:**T**<br> *in* B:**T**<br> *out* C:**T1**|7+|**T** = tensor(bool)<br/> **T1** = tensor(bool)|
 |ArgMax|*in* data:**T**<br> *out* reduced:**tensor(int64)**|13+|**T** = tensor(double), tensor(float), tensor(int32), tensor(int8), tensor(uint8)|
-|||[11, 12]|**T** = tensor(double), tensor(float), tensor(int32)|
-|||[1, 10]|**T** = tensor(float), tensor(int32)|
+|||[11, 12]|**T** = tensor(double), tensor(float), tensor(int32), tensor(int8), tensor(uint8)|
+|||[1, 10]|**T** = tensor(float), tensor(int32), tensor(int8), tensor(uint8)|
 |ArgMin|*in* data:**T**<br> *out* reduced:**tensor(int64)**|13+|**T** = tensor(double), tensor(float), tensor(int32)|
 |||[11, 12]|**T** = tensor(double), tensor(float), tensor(int32)|
 |||[1, 10]|**T** = tensor(float), tensor(int32)|
diff --git a/onnxruntime/core/providers/cpu/cpu_execution_provider.cc b/onnxruntime/core/providers/cpu/cpu_execution_provider.cc
index eb12b7c4fd..ef5e821319 100644
--- a/onnxruntime/core/providers/cpu/cpu_execution_provider.cc
+++ b/onnxruntime/core/providers/cpu/cpu_execution_provider.cc
@@ -183,6 +183,8 @@ class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOn
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10, double,
                                                       ReduceSumSquare);
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10, float, ArgMax);
+class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10, int8_t, ArgMax);
+class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10, uint8_t, ArgMax);
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10, int32_t, ArgMax);
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10, float, ArgMin);
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10, int32_t, ArgMin);
@@ -340,6 +342,8 @@ class ONNX_OPERATOR_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain,
 class ONNX_OPERATOR_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, uint8_t, DynamicQuantizeLinear);
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12, float, ArgMax);
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12, double, ArgMax);
+class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12, int8_t, ArgMax);
+class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12, uint8_t, ArgMax);
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12, int32_t, ArgMax);
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12, float, ArgMin);
 class ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12, double, ArgMin);
@@ -998,6 +1002,10 @@ Status RegisterOnnxOperatorKernels(KernelRegistry& kernel_registry) {
                                                                           double, ReduceSumSquare)>,
     BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10,
                                                                           float, ArgMax)>,
+    BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10,
+                                                                          int8_t, ArgMax)>,
+    BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10,
+                                                                          uint8_t, ArgMax)>,
     BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10,
                                                                           int32_t, ArgMax)>,
     BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 1, 10,
@@ -1272,6 +1280,10 @@ Status RegisterOnnxOperatorKernels(KernelRegistry& kernel_registry) {
                                                                           float, ArgMax)>,
     BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12,
                                                                           double, ArgMax)>,
+    BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12,
+                                                                          int8_t, ArgMax)>,
+    BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12,
+                                                                          uint8_t, ArgMax)>,
     BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12,
                                                                           int32_t, ArgMax)>,
     BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_TYPED_KERNEL_CLASS_NAME(kCpuExecutionProvider, kOnnxDomain, 11, 12,
diff --git a/onnxruntime/core/providers/cpu/reduction/reduction_ops.cc b/onnxruntime/core/providers/cpu/reduction/reduction_ops.cc
index cb2a790033..dc85ed54f0 100644
--- a/onnxruntime/core/providers/cpu/reduction/reduction_ops.cc
+++ b/onnxruntime/core/providers/cpu/reduction/reduction_ops.cc
@@ -199,8 +199,12 @@ REGISTER_UNARY_ELEMENTWISE_KERNEL(ReduceSumSquare, 13);
 REGISTER_UNARY_ELEMENTWISE_KERNEL_DOUBLE_ONLY(ReduceSumSquare, 13);
 
 REGISTER_UNARY_ELEMENTWISE_VERSIONED_KERNEL(ArgMax, 1, 10);
+REGISTER_UNARY_ELEMENTWISE_VERSIONED_KERNEL_INT8_ONLY(ArgMax, 1, 10)
+REGISTER_UNARY_ELEMENTWISE_VERSIONED_KERNEL_UINT8_ONLY(ArgMax, 1, 10)
 REGISTER_UNARY_ELEMENTWISE_VERSIONED_KERNEL(ArgMax, 11, 12);
 REGISTER_UNARY_ELEMENTWISE_VERSIONED_KERNEL_DOUBLE_ONLY(ArgMax, 11, 12)
+REGISTER_UNARY_ELEMENTWISE_VERSIONED_KERNEL_INT8_ONLY(ArgMax, 11, 12)
+REGISTER_UNARY_ELEMENTWISE_VERSIONED_KERNEL_UINT8_ONLY(ArgMax, 11, 12)
 REGISTER_UNARY_ELEMENTWISE_KERNEL(ArgMax, 13);
 REGISTER_UNARY_ELEMENTWISE_KERNEL_DOUBLE_ONLY(ArgMax, 13);
 REGISTER_UNARY_ELEMENTWISE_KERNEL_INT8_ONLY(ArgMax, 13);
diff --git a/onnxruntime/test/providers/cpu/reduction/reduction_ops_test.cc b/onnxruntime/test/providers/cpu/reduction/reduction_ops_test.cc
index 8660f65060..f7ffdf8b91 100644
--- a/onnxruntime/test/providers/cpu/reduction/reduction_ops_test.cc
+++ b/onnxruntime/test/providers/cpu/reduction/reduction_ops_test.cc
@@ -2197,7 +2197,7 @@ TEST(ReductionOpTest, ArgMax_int32_neg_axis) {
 }
 
 TEST(ReductionOpTest, ArgMax_int8) {
-  OpTester test("ArgMax", 13);
+  OpTester test("ArgMax");
   test.AddAttribute("axis", static_cast<int64_t>(1));
   test.AddAttribute("keepdims", static_cast<int64_t>(1));
   test.AddInput<int8_t>("data", {3, 2, 2},
@@ -2219,7 +2219,7 @@ TEST(ReductionOpTest, ArgMax_int8) {
 }
 
 TEST(ReductionOpTest, ArgMax_uint8) {
-  OpTester test("ArgMax", 13);
+  OpTester test("ArgMax");
   test.AddAttribute("axis", static_cast<int64_t>(1));
   test.AddAttribute("keepdims", static_cast<int64_t>(1));
   test.AddInput<uint8_t>("data", {3, 2, 2},
diff --git a/onnxruntime/test/testdata/kernel_def_hashes/onnx.cpu.json b/onnxruntime/test/testdata/kernel_def_hashes/onnx.cpu.json
index 88974c2b26..0aac7d8962 100644
--- a/onnxruntime/test/testdata/kernel_def_hashes/onnx.cpu.json
+++ b/onnxruntime/test/testdata/kernel_def_hashes/onnx.cpu.json
@@ -139,6 +139,10 @@
         "And ai.onnx CPUExecutionProvider",
         7931711152704979424
     ],
+    [
+        "ArgMax ai.onnx CPUExecutionProvider",
+        725939091209285112
+    ],
     [
         "ArgMax ai.onnx CPUExecutionProvider",
         1506815612154586624
@@ -163,6 +167,14 @@
         "ArgMax ai.onnx CPUExecutionProvider",
         3776111440658888968
     ],
+    [
+        "ArgMax ai.onnx CPUExecutionProvider",
+        4620340115180881848
+    ],
+    [
+        "ArgMax ai.onnx CPUExecutionProvider",
+        10486830423259333928
+    ],
     [
         "ArgMax ai.onnx CPUExecutionProvider",
         12157492629288967928
@@ -179,6 +191,10 @@
         "ArgMax ai.onnx CPUExecutionProvider",
         14910778597193697496
     ],
+    [
+        "ArgMax ai.onnx CPUExecutionProvider",
+        18394842867298045376
+    ],
     [
         "ArgMin ai.onnx CPUExecutionProvider",
         3259714541817453752