diff --git a/.github/actions/yarn-install/action.yml b/.github/actions/yarn-install/action.yml
index c48a484f0f..a930ce326d 100644
--- a/.github/actions/yarn-install/action.yml
+++ b/.github/actions/yarn-install/action.yml
@@ -15,6 +15,10 @@ inputs:
   node_version:
     required: false
     default: v20.x
+  skip-install-if-cache-hit:
+    description: "Skip yarn install if node_modules cache is hit. Use this for jobs that only need to check that cache exists."
+    required: false
+    default: "false"
 
 runs:
   using: "composite"
@@ -29,9 +33,56 @@ runs:
       run: |
         echo "CACHE_FOLDER=$(yarn config get cacheFolder)" >> $GITHUB_OUTPUT
 
+    # When skip-install-if-cache-hit is true, first check if all caches exist without downloading (lookup-only mode)
+    # This avoids downloading ~1.2GB of cache data when we just want to verify caches exist
+    - name: Check yarn cache (lookup-only)
+      if: ${{ inputs.skip-install-if-cache-hit == 'true' }}
+      uses: actions/cache/restore@v4
+      id: yarn-download-cache-check
+      with:
+        path: ${{ steps.yarn-config.outputs.CACHE_FOLDER }}
+        key: yarn-download-cache-${{ hashFiles('yarn.lock') }}
+        lookup-only: true
+
+    - name: Check node_modules cache (lookup-only)
+      if: ${{ inputs.skip-install-if-cache-hit == 'true' }}
+      uses: actions/cache/restore@v4
+      id: yarn-nm-cache-check
+      with:
+        path: |
+          **/node_modules/
+          !**/.next/node_modules/
+        key: ${{ runner.os }}-yarn-nm-cache-${{ hashFiles('yarn.lock', '.yarnrc.yml') }}
+        lookup-only: true
+
+    - name: Check yarn install state cache (lookup-only)
+      if: ${{ inputs.skip-install-if-cache-hit == 'true' }}
+      uses: actions/cache/restore@v4
+      id: yarn-install-state-cache-check
+      with:
+        path: .yarn/ci-cache/
+        key: ${{ runner.os }}-yarn-install-state-cache-${{ hashFiles('yarn.lock', '.yarnrc.yml') }}
+        lookup-only: true
+
+    # Compute whether all caches hit (only in skip mode)
+    - name: Check if all caches hit
+      if: ${{ inputs.skip-install-if-cache-hit == 'true' }}
+      id: all-caches-check
+      shell: bash
+      run: |
+        if [[ "${{ steps.yarn-download-cache-check.outputs.cache-hit }}" == "true" && \
+              "${{ steps.yarn-nm-cache-check.outputs.cache-hit }}" == "true" && \
+              "${{ steps.yarn-install-state-cache-check.outputs.cache-hit }}" == "true" ]]; then
+          echo "all-hit=true" >> $GITHUB_OUTPUT
+        else
+          echo "all-hit=false" >> $GITHUB_OUTPUT
+        fi
+
     # Yarn rotates the downloaded cache archives, @see https://github.com/actions/setup-node/issues/325
     # Yarn cache is also reusable between arch and os.
+    # Only restore if not in skip mode, or if skip mode but any cache check missed
     - name: Restore yarn cache
+      if: ${{ inputs.skip-install-if-cache-hit != 'true' || steps.all-caches-check.outputs.all-hit != 'true' }}
       uses: actions/cache@v4
       id: yarn-download-cache
       with:
@@ -40,6 +91,7 @@ runs:
 
     # Invalidated on yarn.lock changes
     - name: Restore node_modules
+      if: ${{ inputs.skip-install-if-cache-hit != 'true' || steps.all-caches-check.outputs.all-hit != 'true' }}
       id: yarn-nm-cache
       uses: actions/cache@v4
       with:
@@ -50,6 +102,7 @@ runs:
 
     # Invalidated on yarn.lock changes
     - name: Restore yarn install state
+      if: ${{ inputs.skip-install-if-cache-hit != 'true' || steps.all-caches-check.outputs.all-hit != 'true' }}
       id: yarn-install-state-cache
       uses: actions/cache@v4
       with:
@@ -57,6 +110,7 @@ runs:
         key: ${{ runner.os }}-yarn-install-state-cache-${{ hashFiles('yarn.lock', '.yarnrc.yml') }}
 
     - name: Install dependencies
+      if: ${{ inputs.skip-install-if-cache-hit != 'true' || steps.all-caches-check.outputs.all-hit != 'true' }}
       shell: bash
       run: |
         yarn install --inline-builds
diff --git a/.github/actions/yarn-playwright-install/action.yml b/.github/actions/yarn-playwright-install/action.yml
index 7d444283c1..ea3ae0469b 100644
--- a/.github/actions/yarn-playwright-install/action.yml
+++ b/.github/actions/yarn-playwright-install/action.yml
@@ -1,5 +1,10 @@
 name: Install playwright binaries
 description: "Install playwright, cache and restore if necessary"
+inputs:
+  skip-install-if-cache-hit:
+    description: "Skip playwright install if cache is hit. Use this for jobs that only need to check that cache exists."
+    required: false
+    default: "false"
 runs:
   using: "composite"
   steps:
@@ -7,7 +12,23 @@ runs:
       shell: bash
       id: playwright-version
       run: echo "PLAYWRIGHT_VERSION=$(node -e "console.log(require('./package.json').devDependencies['@playwright/test'])")" >> $GITHUB_ENV
+
+    # When skip-install-if-cache-hit is true, first check if cache exists without downloading (lookup-only mode)
+    - name: Check playwright cache (lookup-only)
+      if: ${{ inputs.skip-install-if-cache-hit == 'true' }}
+      id: playwright-cache-check
+      uses: actions/cache/restore@v4
+      with:
+        path: |
+          ~/Library/Caches/ms-playwright
+          ~/.cache/ms-playwright
+          ${{ github.workspace }}/node_modules/playwright
+        key: ${{ runner.os }}-playwright-${{ env.PLAYWRIGHT_VERSION }}
+        lookup-only: true
+
+    # Only restore cache if not in skip mode, or if skip mode but cache check missed
     - name: Cache playwright binaries
+      if: ${{ inputs.skip-install-if-cache-hit != 'true' || steps.playwright-cache-check.outputs.cache-hit != 'true' }}
       id: playwright-cache
       uses: actions/cache@v4
       with:
@@ -16,7 +37,10 @@ runs:
           ~/.cache/ms-playwright
           ${{ github.workspace }}/node_modules/playwright
         key: ${{ runner.os }}-playwright-${{ env.PLAYWRIGHT_VERSION }}
+
+    # In default mode: run if playwright-cache missed
+    # In skip mode: run if playwright-cache-check missed (but cache restore step was also skipped)
     - name: Yarn playwright install
-      if: steps.playwright-cache.outputs.cache-hit != 'true'
+      if: ${{ (inputs.skip-install-if-cache-hit != 'true' && steps.playwright-cache.outputs.cache-hit != 'true') || (inputs.skip-install-if-cache-hit == 'true' && steps.playwright-cache-check.outputs.cache-hit != 'true') }}
       shell: bash
       run: yarn playwright install --with-deps
diff --git a/.github/workflows/yarn-install.yml b/.github/workflows/yarn-install.yml
index 81eb75d630..e9e4c6ca59 100644
--- a/.github/workflows/yarn-install.yml
+++ b/.github/workflows/yarn-install.yml
@@ -15,4 +15,8 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/dangerous-git-checkout
       - uses: ./.github/actions/yarn-install
+        with:
+          skip-install-if-cache-hit: "true"
       - uses: ./.github/actions/yarn-playwright-install
+        with:
+          skip-install-if-cache-hit: "true"