diff --git a/.github/workflows/openai-pr-reviewer.yaml b/.github/workflows/openai-pr-reviewer.yaml
deleted file mode 100644
index 4ecbd93198276..0000000000000
--- a/.github/workflows/openai-pr-reviewer.yaml
+++ /dev/null
@@ -1,39 +0,0 @@
-name: Code Review By ChatGPT
-
-permissions:
-  contents: read
-  pull-requests: write
-
-on:
-  pull_request_target:
-    types:
-      - labeled
-  pull_request_review_comment:
-    types: [created]
-
-concurrency:
-  group: ${{ github.repository }}-${{ github.event.number || github.head_ref ||
-    github.sha }}-${{ github.workflow }}-${{ github.event_name ==
-    'pull_request_review_comment' && 'pr_comment' || 'pr' }}
-  cancel-in-progress: ${{ github.event_name != 'pull_request_review_comment' }}
-
-jobs:
-  prevent-no-label-execution:
-    uses: autowarefoundation/autoware-github-actions/.github/workflows/prevent-no-label-execution.yaml@v1
-    with:
-      label: tag:openai-pr-reviewer
-  review:
-    needs: prevent-no-label-execution
-    if: ${{ needs.prevent-no-label-execution.outputs.run == 'true' }}
-    runs-on: ubuntu-latest
-    steps:
-      - uses: fluxninja/openai-pr-reviewer@latest
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
-        with:
-          debug: false
-          review_simple_changes: false
-          review_comment_lgtm: false
-          openai_light_model: gpt-3.5-turbo-0613
-          openai_heavy_model: gpt-3.5-turbo-0613 # The default is to use GPT4, which needs to be changed to join ChatGPT Plus.