diff --git a/api/services/elastigroup/azure/spotVms/schemas/createElastigroupSpotVMs.yaml b/api/services/elastigroup/azure/spotVms/schemas/createElastigroupSpotVMs.yaml
index 1de3ad358..19e34d23a 100644
--- a/api/services/elastigroup/azure/spotVms/schemas/createElastigroupSpotVMs.yaml
+++ b/api/services/elastigroup/azure/spotVms/schemas/createElastigroupSpotVMs.yaml
@@ -593,7 +593,7 @@ properties:
                   example: standard_b1s
               spotSizes:
                 title: Spot Sizes
-                description: "Available Spot-VM sizes. Find the list in Azure https://docs.microsoft.com/en-us/azure/virtual-machines/spot-vms?toc=/azure/virtual-machines/linux/toc.json&bc=/azure/virtual-machines/linux/breadcrumb/toc.json"
+                description: "Available Spot VM sizes. Find the list in Azure https://docs.microsoft.com/en-us/azure/virtual-machines/spot-vms?toc=/azure/virtual-machines/linux/toc.json&bc=/azure/virtual-machines/linux/breadcrumb/toc.json"
                 type: array
                 items:
                   type: string
@@ -606,6 +606,15 @@ properties:
                 items:
                   type: string
                   example: "standard_a2_v2"
+              spotSizeAttributes:
+                $ref: "../schemas/elastigroupVm-spotSizeAttributes.yaml"
+              excludedVmSizes:
+                type: array
+                description: |
+                  Spot VM sizes to exclude when using the attribute-based VM sizes selection option.
+                example: [ "standard_a2_v2", "standard_d2s_v3" ]
+                items:
+                  type: string
           os:
             type: string
             example: Linux
diff --git a/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-compute-update.yaml b/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-compute-update.yaml
index 6c08d0e8b..36aa59908 100644
--- a/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-compute-update.yaml
+++ b/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-compute-update.yaml
@@ -18,7 +18,7 @@ properties:
       spotSizes:
         type: array
         description: |
-          Available Spot-VM sizes.
+          Available Spot VM sizes.
         items:
           type: string
           example: "standard_a2_v2"
@@ -30,6 +30,15 @@ properties:
         items:
           type: string
           example: "standard_a2_v2"
+      spotSizeAttributes:
+        $ref: "../schemas/elastigroupVm-spotSizeAttributes.yaml"
+      excludedVmSizes:
+        type: array
+        description: |
+          Spot VM sizes to exclude when using the attribute-based VM sizes selection option.
+        example: [ "standard_a2_v2", "standard_d2s_v3" ]
+        items:
+          type: string
   launchSpecification:
     type: object
     properties:
diff --git a/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-compute.yaml b/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-compute.yaml
index a733c6253..b4a61cabb 100644
--- a/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-compute.yaml
+++ b/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-compute.yaml
@@ -22,7 +22,7 @@ properties:
       spotSizes:
         type: array
         description: |
-          Available Spot-VM sizes.
+          Available Spot VM sizes.
         items:
           type: string
           example: "standard_a2_v2"
@@ -34,6 +34,15 @@ properties:
         items:
           type: string
           example: "standard_a2_v2"
+      spotSizeAttributes:
+        $ref: "../schemas/elastigroupVm-spotSizeAttributes.yaml"
+      excludedVmSizes:
+        type: array
+        description: |
+          Spot VM sizes to exclude when using the attribute-based VM sizes selection option.
+        example: [ "standard_a2_v2", "standard_d2s_v3" ]
+        items:
+          type: string
   os:
     type: string
     example: Linux
diff --git a/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-spotSizeAttributes.yaml b/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-spotSizeAttributes.yaml
new file mode 100644
index 000000000..1ab72595e
--- /dev/null
+++ b/api/services/elastigroup/azure/spotVms/schemas/elastigroupVm-spotSizeAttributes.yaml
@@ -0,0 +1,43 @@
+type: object
+title: Elastigroup spot size attributes
+description: |
+  Required instance attributes. Instance types will be selected based on these requirements.
+properties:
+  minCpu:
+    type: integer
+    description: |
+      Minimum instance CPU units.
+    example: 2
+  maxCpu:
+    type: integer
+    description: |
+      Maximum instance CPU units.
+    example: 8
+  minStorage:
+    type: integer
+    description: |
+      Minimum instance storage (GiB).
+    example: 5
+  maxStorage:
+    type: integer
+    description: |
+      Maximum instance storage (GiB).
+    example: 50
+  minMemory:
+    type: integer
+    description: |
+      Minimum instance memory (GiB).
+    example: 2
+  maxMemory:
+    type: integer
+    description: |
+      Maximum instance memory (GiB).
+    example: 2
+  cpuArchitecture:
+    type: string
+    description: |
+      Required CPU architecture.
+    enum:
+      - X64
+      - ARM64
+    example: X64
diff --git a/api/services/elastigroup/azure/stateful/node/schemas/create/createStatefulNodeCompute.yaml b/api/services/elastigroup/azure/stateful/node/schemas/create/createStatefulNodeCompute.yaml
index e606377b1..ba7608b71 100644
--- a/api/services/elastigroup/azure/stateful/node/schemas/create/createStatefulNodeCompute.yaml
+++ b/api/services/elastigroup/azure/stateful/node/schemas/create/createStatefulNodeCompute.yaml
@@ -31,7 +31,7 @@ properties:
       spotSizes:
         type: array
         description: |
-          Defines the spot-VM sizes to use when launching VMs.
+          Defines the Spot VM sizes to use when launching VMs.
         items:
           type: string
           example: "standard_a2_v2"
diff --git a/api/services/elastigroup/azure/stateful/node/schemas/update/updateStatefulNodeCompute.yaml b/api/services/elastigroup/azure/stateful/node/schemas/update/updateStatefulNodeCompute.yaml
index 96512c33c..527b95848 100644
--- a/api/services/elastigroup/azure/stateful/node/schemas/update/updateStatefulNodeCompute.yaml
+++ b/api/services/elastigroup/azure/stateful/node/schemas/update/updateStatefulNodeCompute.yaml
@@ -31,7 +31,7 @@ properties:
       spotSizes:
         type: array
         description: |
-          Available Spot-VM sizes.
+          Available Spot VM sizes.
         items:
           type: string
           example: "standard_a2_v2"