diff --git a/tests/performance-tests/CMakeLists.txt b/tests/performance-tests/CMakeLists.txt
new file mode 100644
index 00000000000..e91f4a02411
--- /dev/null
+++ b/tests/performance-tests/CMakeLists.txt
@@ -0,0 +1,34 @@
+# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+# SPDX-License-Identifier: Apache-2.0.
+#
+
+add_project(performance-tests
+        "A suite of AWS C++ SDK performance tests"
+        aws-cpp-sdk-core
+        aws-cpp-sdk-s3
+        aws-cpp-sdk-dynamodb
+)
+
+include(FetchContent)
+FetchContent_Declare(
+        cxxopts
+        GIT_REPOSITORY https://github.com/jarro2783/cxxopts.git
+        GIT_TAG v3.1.1
+)
+FetchContent_MakeAvailable(cxxopts)
+
+function(add_service_test SERVICE SDK_LIB PERF_TEST_FILE)
+    add_executable(${SERVICE}-performance-test
+            src/services/${SERVICE}/main.cpp
+            src/reporting/JsonReportingMetrics.cpp
+            src/services/${SERVICE}/${PERF_TEST_FILE}
+    )
+    set_compiler_flags(${SERVICE}-performance-test)
+    set_compiler_warnings(${SERVICE}-performance-test)
+    target_include_directories(${SERVICE}-performance-test PRIVATE include)
+    target_link_libraries(${SERVICE}-performance-test PRIVATE aws-cpp-sdk-core ${SDK_LIB} cxxopts::cxxopts)
+    target_compile_options(${SERVICE}-performance-test PRIVATE -std=c++17 -fexceptions)
+endfunction()
+
+add_service_test(s3 aws-cpp-sdk-s3 S3PerformanceTest.cpp)
+add_service_test(dynamodb aws-cpp-sdk-dynamodb DynamoDBPerformanceTest.cpp)
diff --git a/tests/performance-tests/include/performance-tests/PerformanceTestBase.h b/tests/performance-tests/include/performance-tests/PerformanceTestBase.h
new file mode 100644
index 00000000000..ef4fb45dbf5
--- /dev/null
+++ b/tests/performance-tests/include/performance-tests/PerformanceTestBase.h
@@ -0,0 +1,33 @@
+/**
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0.
+ */
+
+#pragma once
+
+namespace PerformanceTest {
+
+/**
+ * Base class for all performance tests.
+ */
+class PerformanceTestBase {
+ public:
+  virtual ~PerformanceTestBase() = default;
+
+  /**
+   * Initialize resources for the test.
+   */
+  virtual void Setup() = 0;
+
+  /**
+   * Run the performance test operations.
+   */
+  virtual void Run() = 0;
+
+  /**
+   * Clean up resources created during setup.
+   */
+  virtual void TearDown() = 0;
+};
+
+}  // namespace PerformanceTest
\ No newline at end of file
diff --git a/tests/performance-tests/include/performance-tests/Utils.h b/tests/performance-tests/include/performance-tests/Utils.h
new file mode 100644
index 00000000000..eac2f4ab7e8
--- /dev/null
+++ b/tests/performance-tests/include/performance-tests/Utils.h
@@ -0,0 +1,46 @@
+/**
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0.
+ */
+
+#pragma once
+
+#include <aws/core/utils/StringUtils.h>
+#include <aws/core/utils/UUID.h>
+#include <aws/core/utils/memory/stl/AWSString.h>
+
+#include <algorithm>
+#include <cstddef>
+#include <cstdlib>
+
+namespace PerformanceTest {
+namespace Utils {
+/**
+ * Generate a random string of specified length.
+ * @param length The desired length of the string
+ * @return A random string containing lowercase letters and digits
+ */
+static inline Aws::String RandomString(size_t length) {
+  auto randchar = []() -> char {
+    const char charset[] =
+        "0123456789"
+        "abcdefghijklmnopqrstuvwxyz";
+    const size_t max_index = (sizeof(charset) - 1);
+    return charset[rand() % max_index];
+  };
+  Aws::String str(length, 0);
+  std::generate_n(str.begin(), length, randchar);
+  return str;
+}
+
+/**
+ * Generate a unique identifier using UUID.
+ * @return A 10-character lowercase UUID substring
+ */
+static inline Aws::String GenerateUniqueId() {
+  Aws::String const rawUUID = Aws::Utils::UUID::RandomUUID();
+  return Aws::Utils::StringUtils::ToLower(rawUUID.c_str()).substr(0, 10);
+}
+
+}  // namespace Utils
+}  // namespace PerformanceTest
\ No newline at end of file
diff --git a/tests/performance-tests/include/performance-tests/services/s3/S3PerformanceTest.h b/tests/performance-tests/include/performance-tests/services/s3/S3PerformanceTest.h
new file mode 100644
index 00000000000..2d39f19bf19
--- /dev/null
+++ b/tests/performance-tests/include/performance-tests/services/s3/S3PerformanceTest.h
@@ -0,0 +1,50 @@
+/**
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0.
+ */
+
+#pragma once
+
+#include <aws/core/utils/memory/AWSMemory.h>
+#include <aws/core/utils/memory/stl/AWSString.h>
+#include <aws/s3/S3Client.h>
+#include <performance-tests/PerformanceTestBase.h>
+
+#include <cstddef>
+
+namespace PerformanceTest {
+namespace Services {
+namespace S3 {
+/**
+ * Configuration for S3 performance test cases.
+ */
+struct TestCase {
+  const char* sizeLabel;
+  size_t sizeBytes;
+  const char* bucketTypeLabel;
+};
+
+/**
+ * S3 performance test implementation.
+ * Tests PutObject and GetObject operations with different payload sizes and bucket types.
+ */
+class S3PerformanceTest : public PerformanceTestBase {
+ public:
+  S3PerformanceTest(const Aws::String& region, const TestCase& config, const Aws::String& availabilityZoneId, int iterations = 3);
+
+  void Setup() override;
+  void TearDown() override;
+  void Run() override;
+
+ private:
+  const TestCase& m_config;
+  const Aws::String m_region;
+  const Aws::String m_availabilityZoneId;
+  const int m_iterations;
+  Aws::UniquePtr<Aws::S3::S3Client> m_s3;
+  Aws::String m_bucketName;
+};
+
+}  // namespace S3
+}  // namespace Services
+}  // namespace PerformanceTest
\ No newline at end of file
diff --git a/tests/performance-tests/include/performance-tests/services/s3/S3TestConfig.h b/tests/performance-tests/include/performance-tests/services/s3/S3TestConfig.h
new file mode 100644
index 00000000000..24fc8c56a3c
--- /dev/null
+++ b/tests/performance-tests/include/performance-tests/services/s3/S3TestConfig.h
@@ -0,0 +1,30 @@
+/**
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0.
+ */
+
+#pragma once
+
+#include <performance-tests/services/s3/S3PerformanceTest.h>
+
+#include <array>
+#include <set>
+
+namespace PerformanceTest {
+namespace Services {
+namespace S3 {
+namespace TestConfig {
+const std::set<const char*> TestOperations = {"PutObject", "GetObject"};
+
+const std::array<TestCase, 6> TestMatrix = {{{"8KB", 8 * 1024, "s3-standard"},
+                                             {"64KB", 64 * 1024, "s3-standard"},
+                                             {"1MB", 1024 * 1024, "s3-standard"},
+                                             {"8KB", 8 * 1024, "s3-express"},
+                                             {"64KB", 64 * 1024, "s3-express"},
+                                             {"1MB", 1024 * 1024, "s3-express"}}};
+
+const char* OutputFilename = "s3-performance-test-results.json";
+}  // namespace TestConfig
+}  // namespace S3
+}  // namespace Services
+}  // namespace PerformanceTest
\ No newline at end of file
diff --git a/tests/performance-tests/src/services/s3/S3PerformanceTest.cpp b/tests/performance-tests/src/services/s3/S3PerformanceTest.cpp
new file mode 100644
index 00000000000..68a5d9b84da
--- /dev/null
+++ b/tests/performance-tests/src/services/s3/S3PerformanceTest.cpp
@@ -0,0 +1,119 @@
+/**
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0.
+ */
+
+#include <aws/core/client/ClientConfiguration.h>
+#include <aws/core/utils/StringUtils.h>
+#include <aws/core/utils/logging/LogMacros.h>
+#include <aws/core/utils/memory/AWSMemory.h>
+#include <aws/core/utils/memory/stl/AWSAllocator.h>
+#include <aws/core/utils/memory/stl/AWSString.h>
+#include <aws/core/utils/memory/stl/AWSStringStream.h>
+#include <aws/s3/S3Client.h>
+#include <aws/s3/model/BucketInfo.h>
+#include <aws/s3/model/BucketType.h>
+#include <aws/s3/model/CreateBucketConfiguration.h>
+#include <aws/s3/model/CreateBucketRequest.h>
+#include <aws/s3/model/DataRedundancy.h>
+#include <aws/s3/model/DeleteBucketRequest.h>
+#include <aws/s3/model/DeleteObjectRequest.h>
+#include <aws/s3/model/GetObjectRequest.h>
+#include <aws/s3/model/LocationType.h>
+#include <aws/s3/model/PutObjectRequest.h>
+#include <performance-tests/Utils.h>
+#include <performance-tests/services/s3/S3PerformanceTest.h>
+
+#include <cstring>
+
+PerformanceTest::Services::S3::S3PerformanceTest::S3PerformanceTest(const Aws::String& region, const TestCase& config,
+                                                                    const Aws::String& availabilityZoneId, int iterations)
+    : m_config(config), m_region(region), m_availabilityZoneId(availabilityZoneId), m_iterations(iterations) {}
+
+void PerformanceTest::Services::S3::S3PerformanceTest::Setup() {
+  Aws::Client::ClientConfiguration cfg;
+  cfg.region = m_region;
+  m_s3 = Aws::MakeUnique<Aws::S3::S3Client>("S3PerformanceTest", cfg);
+
+  Aws::S3::Model::CreateBucketRequest cbr;
+  Aws::String const bucketId = PerformanceTest::Utils::GenerateUniqueId();
+
+  if (strcmp(m_config.bucketTypeLabel, "s3-express") == 0) {
+    m_bucketName = "perf-express-" + bucketId + "--" + m_availabilityZoneId + "--x-s3";
+    cbr.SetBucket(m_bucketName);
+    Aws::S3::Model::CreateBucketConfiguration bucketConfig;
+    bucketConfig.SetLocation(
+        Aws::S3::Model::LocationInfo().WithType(Aws::S3::Model::LocationType::AvailabilityZone).WithName(m_availabilityZoneId));
+
+    bucketConfig.SetBucket(Aws::S3::Model::BucketInfo()
+                               .WithType(Aws::S3::Model::BucketType::Directory)
+                               .WithDataRedundancy(Aws::S3::Model::DataRedundancy::SingleAvailabilityZone));
+
+    cbr.SetCreateBucketConfiguration(bucketConfig);
+  } else {
+    m_bucketName = "perf-standard-" + bucketId;
+    cbr.SetBucket(m_bucketName);
+  }
+
+  auto createOutcome = m_s3->CreateBucket(cbr);
+  if (!createOutcome.IsSuccess()) {
+    AWS_LOG_ERROR("PerformanceTest", ("S3:CreateBucket failed: " + createOutcome.GetError().GetMessage()).c_str());
+    m_bucketName.clear();
+  }
+}
+
+void PerformanceTest::Services::S3::S3PerformanceTest::Run() {
+  if (m_bucketName.empty()) {
+    AWS_LOG_ERROR("PerformanceTest", "S3:Run - Bucket setup failed, skipping test");
+    return;
+  }
+
+  const auto randomPayload = PerformanceTest::Utils::RandomString(m_config.sizeBytes);
+
+  // Run PutObject multiple times
+  for (int i = 0; i < m_iterations; i++) {
+    auto stream = Aws::MakeShared<Aws::StringStream>("PerfStream");
+    *stream << randomPayload;
+
+    Aws::S3::Model::PutObjectRequest por;
+    por.WithBucket(m_bucketName).WithKey("test-object-" + Aws::Utils::StringUtils::to_string(i)).SetBody(stream);
+    por.SetAdditionalCustomHeaderValue("test-dimension-size", m_config.sizeLabel);
+    por.SetAdditionalCustomHeaderValue("test-dimension-bucket-type", m_config.bucketTypeLabel);
+    auto putOutcome = m_s3->PutObject(por);
+    if (!putOutcome.IsSuccess()) {
+      AWS_LOG_ERROR("PerformanceTest", ("S3:PutObject failed: " + putOutcome.GetError().GetMessage()).c_str());
+    }
+  }
+
+  // Run GetObject multiple times
+  for (int i = 0; i < m_iterations; i++) {
+    Aws::S3::Model::GetObjectRequest gor;
+    gor.WithBucket(m_bucketName).WithKey("test-object-" + Aws::Utils::StringUtils::to_string(i));
+    gor.SetAdditionalCustomHeaderValue("test-dimension-size", m_config.sizeLabel);
+    gor.SetAdditionalCustomHeaderValue("test-dimension-bucket-type", m_config.bucketTypeLabel);
+    auto getOutcome = m_s3->GetObject(gor);
+    if (!getOutcome.IsSuccess()) {
+      AWS_LOG_ERROR("PerformanceTest", ("S3:GetObject failed: " + getOutcome.GetError().GetMessage()).c_str());
+    }
+  }
+}
+
+void PerformanceTest::Services::S3::S3PerformanceTest::TearDown() {
+  if (m_bucketName.empty()) {
+    AWS_LOG_ERROR("PerformanceTest", "S3:TearDown - No bucket to clean up, setup likely failed");
+    return;
+  }
+
+  for (int i = 0; i < m_iterations; i++) {
+    auto deleteObjectOutcome = m_s3->DeleteObject(
+        Aws::S3::Model::DeleteObjectRequest().WithBucket(m_bucketName).WithKey("test-object-" + Aws::Utils::StringUtils::to_string(i)));
+    if (!deleteObjectOutcome.IsSuccess()) {
+      AWS_LOG_ERROR("PerformanceTest", ("S3:DeleteObject failed: " + deleteObjectOutcome.GetError().GetMessage()).c_str());
+    }
+  }
+
+  auto deleteBucketOutcome = m_s3->DeleteBucket(Aws::S3::Model::DeleteBucketRequest().WithBucket(m_bucketName));
+  if (!deleteBucketOutcome.IsSuccess()) {
+    AWS_LOG_ERROR("PerformanceTest", ("S3:DeleteBucket failed: " + deleteBucketOutcome.GetError().GetMessage()).c_str());
+  }
+}
\ No newline at end of file
diff --git a/tests/performance-tests/src/services/s3/main.cpp b/tests/performance-tests/src/services/s3/main.cpp
new file mode 100644
index 00000000000..0be30cd4999
--- /dev/null
+++ b/tests/performance-tests/src/services/s3/main.cpp
@@ -0,0 +1,60 @@
+/**
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0.
+ */
+
+#include <aws/core/Aws.h>
+#include <aws/core/Version.h>
+#include <aws/core/monitoring/MonitoringFactory.h>
+#include <aws/core/utils/StringUtils.h>
+#include <aws/core/utils/memory/AWSMemory.h>
+#include <aws/core/utils/memory/stl/AWSSet.h>
+#include <aws/core/utils/memory/stl/AWSString.h>
+#include <performance-tests/reporting/JsonReportingMetrics.h>
+#include <performance-tests/services/s3/S3PerformanceTest.h>
+#include <performance-tests/services/s3/S3TestConfig.h>
+
+#include <cxxopts.hpp>
+#include <string>
+
+int main(int argc, char** argv) {
+  cxxopts::Options options("s3-perf-test", "S3 Performance Test");
+  options.add_options()("r,region", "AWS region", cxxopts::value<std::string>()->default_value("us-east-1"))(
+      "a,az-id", "Availability zone ID", cxxopts::value<std::string>()->default_value("use1-az4"))(
+      "i,iterations", "Number of iterations", cxxopts::value<int>()->default_value("10"))(
+      "c,commit-id", "Commit ID", cxxopts::value<std::string>()->default_value("unknown"));
+
+  auto const result = options.parse(argc, argv);
+
+  Aws::String const region = Aws::Utils::StringUtils::to_string(result["region"].as<std::string>());
+  Aws::String const availabilityZoneId = Aws::Utils::StringUtils::to_string(result["az-id"].as<std::string>());
+  Aws::String const commitId = Aws::Utils::StringUtils::to_string(result["commit-id"].as<std::string>());
+  int const iterations = result["iterations"].as<int>();
+
+  Aws::SDKOptions sdkOptions;
+  Aws::String const versionStr = Aws::Version::GetVersionString();
+
+  sdkOptions.monitoringOptions.customizedMonitoringFactory_create_fn = {[&]() -> Aws::UniquePtr<Aws::Monitoring::MonitoringFactory> {
+    Aws::Set<Aws::String> operations;
+    for (const auto& operation : PerformanceTest::Services::S3::TestConfig::TestOperations) {
+      operations.insert(operation);
+    }
+    return Aws::MakeUnique<PerformanceTest::Reporting::JsonReportingMetricsFactory>(
+        "JsonReportingMetricsFactory", operations, "cpp1", versionStr, commitId, PerformanceTest::Services::S3::TestConfig::OutputFilename);
+  }};
+
+  Aws::InitAPI(sdkOptions);
+
+  {
+    for (const auto& config : PerformanceTest::Services::S3::TestConfig::TestMatrix) {
+      auto performanceTest = Aws::MakeUnique<PerformanceTest::Services::S3::S3PerformanceTest>("S3PerformanceTest", region, config,
+                                                                                               availabilityZoneId, iterations);
+      performanceTest->Setup();
+      performanceTest->Run();
+      performanceTest->TearDown();
+    }
+  }
+
+  Aws::ShutdownAPI(sdkOptions);
+  return 0;
+}
\ No newline at end of file