diff --git a/ci-operator/config/openshift/lightspeed-service/openshift-lightspeed-service-main__4.20.yaml b/ci-operator/config/openshift/lightspeed-service/openshift-lightspeed-service-main__4.20.yaml
index 0d02182fda52f..fd1b3cd4292b2 100644
--- a/ci-operator/config/openshift/lightspeed-service/openshift-lightspeed-service-main__4.20.yaml
+++ b/ci-operator/config/openshift/lightspeed-service/openshift-lightspeed-service-main__4.20.yaml
@@ -140,6 +140,44 @@ tests:
         requests:
           cpu: 100m
     workflow: generic-claim
+- as: lseval-periodic
+  cluster_claim:
+    architecture: amd64
+    cloud: aws
+    labels:
+      region: us-east-2
+      variant: gpu
+    owner: obs
+    product: ocp
+    timeout: 8h00m0s
+    version: "4.20"
+  cron: 0 10 * * 0
+  steps:
+    env:
+      TIMEOUT: +6 hours
+    allow_skip_on_success: true
+    post:
+    - ref: gather-must-gather
+    test:
+    - ref: wait
+    - as: e2e
+      cli: latest
+      commands: |
+        export OPENAI_PROVIDER_KEY_PATH=/var/run/openai/token
+
+        tests/scripts/test-lseval-periodic.sh
+      credentials:
+      - mount_path: /var/run/openai
+        name: openai-apitoken
+        namespace: test-credentials
+      dependencies:
+      - env: OLS_IMAGE
+        name: lightspeed-service-api
+      from: src
+      resources:
+        requests:
+          cpu: 100m
+    workflow: generic-claim
 zz_generated_metadata:
   branch: main
   org: openshift
diff --git a/ci-operator/jobs/openshift/lightspeed-service/openshift-lightspeed-service-main-periodics.yaml b/ci-operator/jobs/openshift/lightspeed-service/openshift-lightspeed-service-main-periodics.yaml
index 868f665c3b99b..76cf157500c8b 100644
--- a/ci-operator/jobs/openshift/lightspeed-service/openshift-lightspeed-service-main-periodics.yaml
+++ b/ci-operator/jobs/openshift/lightspeed-service/openshift-lightspeed-service-main-periodics.yaml
@@ -610,6 +610,94 @@ periodics:
     - name: result-aggregator
       secret:
         secretName: result-aggregator
+- agent: kubernetes
+  cluster: build08
+  cron: 0 10 * * 0
+  decorate: true
+  decoration_config:
+    skip_cloning: true
+  extra_refs:
+  - base_ref: main
+    org: openshift
+    repo: lightspeed-service
+  labels:
+    ci-operator.openshift.io/variant: "4.20"
+    ci.openshift.io/generator: prowgen
+    job-release: "4.20"
+    pj-rehearse.openshift.io/can-be-rehearsed: "true"
+  name: periodic-ci-openshift-lightspeed-service-main-4.20-lseval-periodic
+  spec:
+    containers:
+    - args:
+      - --gcs-upload-secret=/secrets/gcs/service-account.json
+      - --hive-kubeconfig=/secrets/hive-hive-credentials/kubeconfig
+      - --image-import-pull-secret=/etc/pull-secret/.dockerconfigjson
+      - --lease-server-credentials-file=/etc/boskos/credentials
+      - --report-credentials-file=/etc/report/credentials
+      - --secret-dir=/secrets/ci-pull-credentials
+      - --target=lseval-periodic
+      - --variant=4.20
+      command:
+      - ci-operator
+      env:
+      - name: HTTP_SERVER_IP
+        valueFrom:
+          fieldRef:
+            fieldPath: status.podIP
+      image: quay-proxy.ci.openshift.org/openshift/ci:ci_ci-operator_latest
+      imagePullPolicy: Always
+      name: ""
+      ports:
+      - containerPort: 8080
+        name: http
+      resources:
+        requests:
+          cpu: 10m
+      volumeMounts:
+      - mountPath: /etc/boskos
+        name: boskos
+        readOnly: true
+      - mountPath: /secrets/ci-pull-credentials
+        name: ci-pull-credentials
+        readOnly: true
+      - mountPath: /secrets/gcs
+        name: gcs-credentials
+        readOnly: true
+      - mountPath: /secrets/hive-hive-credentials
+        name: hive-hive-credentials
+        readOnly: true
+      - mountPath: /secrets/manifest-tool
+        name: manifest-tool-local-pusher
+        readOnly: true
+      - mountPath: /etc/pull-secret
+        name: pull-secret
+        readOnly: true
+      - mountPath: /etc/report
+        name: result-aggregator
+        readOnly: true
+    serviceAccountName: ci-operator
+    volumes:
+    - name: boskos
+      secret:
+        items:
+        - key: credentials
+          path: credentials
+        secretName: boskos-credentials
+    - name: ci-pull-credentials
+      secret:
+        secretName: ci-pull-credentials
+    - name: hive-hive-credentials
+      secret:
+        secretName: hive-hive-credentials
+    - name: manifest-tool-local-pusher
+      secret:
+        secretName: manifest-tool-local-pusher
+    - name: pull-secret
+      secret:
+        secretName: registry-pull-credentials
+    - name: result-aggregator
+      secret:
+        secretName: result-aggregator
 - agent: kubernetes
   cluster: build08
   cron: 10 8 * * *