diff --git a/gen/xyz/openbmc_project/Sensor/Purpose/meson.build b/gen/xyz/openbmc_project/Sensor/Purpose/meson.build
new file mode 100644
index 0000000..819c201
--- /dev/null
+++ b/gen/xyz/openbmc_project/Sensor/Purpose/meson.build
@@ -0,0 +1,35 @@
+# Generated file; do not modify.
+
+sdbusplus_current_path = 'xyz/openbmc_project/Sensor/Purpose'
+
+generated_sources += custom_target(
+    'xyz/openbmc_project/Sensor/Purpose__cpp'.underscorify(),
+    input: [
+        '../../../../../yaml/xyz/openbmc_project/Sensor/Purpose.interface.yaml',
+    ],
+    output: [
+        'common.hpp',
+        'server.hpp',
+        'server.cpp',
+        'aserver.hpp',
+        'client.hpp',
+    ],
+    depend_files: sdbusplusplus_depfiles,
+    command: [
+        sdbuspp_gen_meson_prog, '--command', 'cpp',
+        '--output', meson.current_build_dir(),
+        '--tool', sdbusplusplus_prog,
+        '--directory', meson.current_source_dir() / '../../../../../yaml',
+        'xyz/openbmc_project/Sensor/Purpose',
+    ],
+    install: should_generate_cpp,
+    install_dir: [
+        get_option('includedir') / sdbusplus_current_path,
+        get_option('includedir') / sdbusplus_current_path,
+        false,
+        get_option('includedir') / sdbusplus_current_path,
+        get_option('includedir') / sdbusplus_current_path,
+    ],
+    build_by_default: should_generate_cpp,
+)
+
diff --git a/gen/xyz/openbmc_project/Sensor/meson.build b/gen/xyz/openbmc_project/Sensor/meson.build
index d9fe313..f89a9eb 100644
--- a/gen/xyz/openbmc_project/Sensor/meson.build
+++ b/gen/xyz/openbmc_project/Sensor/meson.build
@@ -1,6 +1,7 @@
 # Generated file; do not modify.
 subdir('Accuracy')
 subdir('Device')
+subdir('Purpose')
 subdir('Threshold')
 subdir('Value')
 subdir('ValueMutability')
@@ -42,6 +43,23 @@
 )
 
 generated_markdown += custom_target(
+    'xyz/openbmc_project/Sensor/Purpose__markdown'.underscorify(),
+    input: [ '../../../../yaml/xyz/openbmc_project/Sensor/Purpose.interface.yaml',  ],
+    output: [ 'Purpose.md' ],
+    depend_files: sdbusplusplus_depfiles,
+    command: [
+        sdbuspp_gen_meson_prog, '--command', 'markdown',
+        '--output', meson.current_build_dir(),
+        '--tool', sdbusplusplus_prog,
+        '--directory', meson.current_source_dir() / '../../../../yaml',
+        'xyz/openbmc_project/Sensor/Purpose',
+    ],
+    install: should_generate_markdown,
+    install_dir: [inst_markdown_dir / sdbusplus_current_path],
+    build_by_default: should_generate_markdown,
+)
+
+generated_markdown += custom_target(
     'xyz/openbmc_project/Sensor/Threshold__markdown'.underscorify(),
     input: [ '../../../../yaml/xyz/openbmc_project/Sensor/Threshold.errors.yaml', '../../../../yaml/xyz/openbmc_project/Sensor/Threshold.events.yaml',  ],
     output: [ 'Threshold.md' ],
diff --git a/yaml/xyz/openbmc_project/Sensor/Purpose.interface.yaml b/yaml/xyz/openbmc_project/Sensor/Purpose.interface.yaml
new file mode 100644
index 0000000..8d3fdbf
--- /dev/null
+++ b/yaml/xyz/openbmc_project/Sensor/Purpose.interface.yaml
@@ -0,0 +1,29 @@
+description: >
+    Implement to provide detail on any special purpose of the sensor. Useful for
+    defining sensors which provide summary information, see enum for defined
+    types.
+
+    Objects implementing Sensor.Purpose must also implement Sensor.Value.
+
+properties:
+    - name: Purpose
+      type: set[enum[self.SensorPurpose]]
+      flags:
+          - readonly
+      description: >
+          Defines the special purposes for the sensor.
+
+enumerations:
+    - name: SensorPurpose
+      description: >
+          The special purposes for a sensor.
+      values:
+          - name: TotalPower
+            description: >
+                Sensor provides total power for the Inventory.Item associated to
+                this sensor. The existing all_sensors/chassis association is
+                used. Future direction is to use the monitoring/monitored_by
+                association instead.
+
+paths:
+    - namespace: /xyz/openbmc_project/sensors