diff --git a/infra/k8s/argo/compile-and-train-template.yaml b/infra/k8s/argo/compile-and-train-template.yaml
index 0ebd49b7b..c17973c2d 100644
--- a/infra/k8s/argo/compile-and-train-template.yaml
+++ b/infra/k8s/argo/compile-and-train-template.yaml
@@ -17,6 +17,7 @@ metadata:
   labels:
     app.kubernetes.io/name: compile-and-train
     app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
 spec:
   entrypoint: pipeline
   onExit: notify-result
@@ -24,6 +25,7 @@ spec:
   podMetadata:
     labels:
       app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
       app.kubernetes.io/component: compile-and-train
   # No runAsUser — compile (ci-builder) needs root, training runtime defaults
   # to its image user. fsGroup ensures workspace PVC is writable by all pods.
diff --git a/infra/k8s/argo/train-dqn-template.yaml b/infra/k8s/argo/train-dqn-template.yaml
index 1489a4f85..7444439e1 100644
--- a/infra/k8s/argo/train-dqn-template.yaml
+++ b/infra/k8s/argo/train-dqn-template.yaml
@@ -15,12 +15,14 @@ metadata:
   labels:
     app.kubernetes.io/name: train-dqn
     app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
 spec:
   entrypoint: pipeline
   serviceAccountName: argo-workflow
   podMetadata:
     labels:
       app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
       app.kubernetes.io/component: training
   securityContext:
     runAsUser: 1000
diff --git a/infra/k8s/argo/train-ppo-template.yaml b/infra/k8s/argo/train-ppo-template.yaml
index c316f8199..35bd495e1 100644
--- a/infra/k8s/argo/train-ppo-template.yaml
+++ b/infra/k8s/argo/train-ppo-template.yaml
@@ -15,12 +15,14 @@ metadata:
   labels:
     app.kubernetes.io/name: train-ppo
     app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
 spec:
   entrypoint: pipeline
   serviceAccountName: argo-workflow
   podMetadata:
     labels:
       app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
       app.kubernetes.io/component: training
   securityContext:
     runAsUser: 1000
diff --git a/infra/k8s/argo/train-supervised-template.yaml b/infra/k8s/argo/train-supervised-template.yaml
index bce1e825e..75c88c54b 100644
--- a/infra/k8s/argo/train-supervised-template.yaml
+++ b/infra/k8s/argo/train-supervised-template.yaml
@@ -18,12 +18,14 @@ metadata:
   labels:
     app.kubernetes.io/name: train-supervised
     app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
 spec:
   entrypoint: pipeline
   serviceAccountName: argo-workflow
   podMetadata:
     labels:
       app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
       app.kubernetes.io/component: training
   securityContext:
     runAsUser: 1000
diff --git a/infra/k8s/argo/training-workflow-template.yaml b/infra/k8s/argo/training-workflow-template.yaml
index c7bba703f..1fa263bcd 100644
--- a/infra/k8s/argo/training-workflow-template.yaml
+++ b/infra/k8s/argo/training-workflow-template.yaml
@@ -6,6 +6,7 @@ metadata:
   labels:
     app.kubernetes.io/name: training-pipeline
     app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
 spec:
   entrypoint: train-model
   serviceAccountName: argo-workflow
@@ -13,6 +14,7 @@ spec:
   podMetadata:
     labels:
       app.kubernetes.io/part-of: foxhunt
+      app.kubernetes.io/component: gpu-test
       app.kubernetes.io/component: training-workflow
   securityContext:
     runAsUser: 1000