diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
index 4d332f6f320..d404dcc44fb 100644
--- a/.github/workflows/benchmarks.yml
+++ b/.github/workflows/benchmarks.yml
@@ -26,7 +26,8 @@ on:
         required: false
         type: string
   schedule:
-    - cron: '0 17 * * *'
+    - cron: '0 17 * * *' # Scheduled regular benchmarks.
+    - cron: '0 5 */5 * *' # Scheduled PGO benchmarks.
 
 env:
   PNG_REPORT_FILE: out.png
@@ -51,7 +52,7 @@ jobs:
       SSH_KEY: ./id_rsa_terraform
       TF_VAR_private_key: ./id_rsa_terraform
       TF_VAR_public_key: ./id_rsa_terraform.pub
-      TF_VAR_run_standalone: ${{ inputs.runStandalone }}
+      RUN_STANDALONE: ${{ inputs.runStandalone || github.event.schedule=='0 5 */5 * *' }}
       TFVARS_SOURCE: ${{ inputs.profile || 'system-profiles/8GBx1zone.tfvars' }} # // Default to use an 8gb profile
       TF_VAR_BUILD_ID: ${{ github.run_id }}
       TF_VAR_ENVIRONMENT: ci
@@ -109,23 +110,24 @@ jobs:
           terraform_version: 1.3.7
           terraform_wrapper: false
 
-      - name: Init TF module
+      - name: Init terraform module
         run: |
           AWS_REGION=${{ env.AWS_REGION }}
           echo "TF_VAR_worker_region=$AWS_REGION" >> "$GITHUB_ENV"
+          echo "TF_VAR_run_standalone=$RUN_STANDALONE" >> "$GITHUB_ENV"
           make init
 
       - name: Build apmbench
         run: make apmbench $SSH_KEY terraform.tfvars
 
       - name: Build APM Server and Moxy
-        if: ${{ inputs.runStandalone }}
+        if: ${{ env.RUN_STANDALONE }}
         run: |
           make apm-server
           make moxy
 
       - name: Override docker committed version
-        if: ${{ ! inputs.runOnStable && ! inputs.runStandalone}}
+        if: ${{ ! inputs.runOnStable && ! env.RUN_STANDALONE}}
         run: make docker-override-committed-version
 
       - name: Spin up benchmark environment
@@ -145,7 +147,7 @@ jobs:
         run: make run-benchmark
 
       - name: Cat standalone server logs
-        if: ${{ inputs.runStandalone && failure() }}
+        if: ${{ env.RUN_STANDALONE && failure() }}
         run: make cat-apm-server-logs
 
       - name: Index benchmarks result
@@ -187,11 +189,11 @@ jobs:
       # via a PR to update default.pgo.
 
       - name: Copy CPU profile
-        if: ${{ inputs.runStandalone && github.ref == 'refs/heads/main' }}
+        if: ${{ env.RUN_STANDALONE && github.ref == 'refs/heads/main' }}
         run: make cp-cpuprof
       
       - name: Upload CPU profile
-        if: ${{ inputs.runStandalone && github.ref == 'refs/heads/main' }}
+        if: ${{ env.RUN_STANDALONE && github.ref == 'refs/heads/main' }}
         uses: actions/upload-artifact@v4
         with:
           name: cpu-profile
@@ -199,7 +201,7 @@ jobs:
           if-no-files-found: error
 
       - name: Open PGO PR
-        if: ${{ inputs.runStandalone && github.ref == 'refs/heads/main' }}
+        if: ${{ env.RUN_STANDALONE && github.ref == 'refs/heads/main' }}
         run: |
           cd "${{ github.workspace }}"
           git config user.email "apm@elastic.co"