diff --git a/.github/workflows/deptrac.yaml b/.github/workflows/deptrac.yaml
new file mode 100644
index 000000000..6edc45787
--- /dev/null
+++ b/.github/workflows/deptrac.yaml
@@ -0,0 +1,59 @@
+name: deptrac
+
+on:
+    push:
+        paths-ignore:
+            - 'src/*/doc/**'
+            - 'src/**/*.md'
+    pull_request:
+        paths-ignore:
+            - 'src/*/doc/**'
+            - 'src/**/*.md'
+
+concurrency:
+    group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+    cancel-in-progress: true
+
+jobs:
+    deptrac:
+        name: deptrac
+        runs-on: ubuntu-latest
+        strategy:
+            fail-fast: false
+            matrix:
+                php-version: [ '8.4' ]
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v5
+
+            - name: Configure environment
+              run: |
+                  echo COLUMNS=120 >> $GITHUB_ENV
+                  echo COMPOSER_UP='composer update --no-progress --no-interaction --ansi --ignore-platform-req=ext-mongodb' >> $GITHUB_ENV
+
+            - name: Setup PHP
+              uses: shivammathur/setup-php@v2
+              with:
+                  php-version: ${{ matrix.php-version }}
+
+            - name: Get composer cache directory
+              id: composer-cache
+              run: |
+                  echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
+
+            - name: Cache packages dependencies
+              uses: actions/cache@v4
+              with:
+                  path: ${{ steps.composer-cache.outputs.dir }}
+                  key: ${{ runner.os }}-composer-packages-${{ matrix.php-version }}-${{ hashFiles('src/**/composer.json') }}
+                  restore-keys: |
+                      ${{ runner.os }}-composer-packages-${{ matrix.php-version }}
+
+            - name: Install root dependencies
+              uses: ramsey/composer-install@v3
+
+            - name: Build root packages
+              run: php .github/build-packages.php
+
+            - name: Run DEPTRAC
+              run: $COMPOSER_UP && vendor/bin/deptrac
diff --git a/.gitignore b/.gitignore
index 5d204c615..b86a9a51f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+.deptrac.cache
 .doctor-rst.cache
 .php-cs-fixer.cache
 .phpunit.cache
diff --git a/composer.json b/composer.json
index b022443ee..2496eb1c9 100644
--- a/composer.json
+++ b/composer.json
@@ -7,6 +7,7 @@
     ],
     "require-dev": {
         "php": ">=8.2",
+        "deptrac/deptrac": "^4.2",
         "php-cs-fixer/shim": "^3.75",
         "phpstan/phpstan-strict-rules": "^2.0",
         "symfony/filesystem": "^7.3|^8.0",
diff --git a/deptrac.yaml b/deptrac.yaml
new file mode 100644
index 000000000..4a10a46f3
--- /dev/null
+++ b/deptrac.yaml
@@ -0,0 +1,43 @@
+deptrac:
+  paths:
+    - ./src
+  exclude_files:
+    - '#.*test.*#'
+    - '#.*vendor.*#'
+  layers:
+    - name: Agent
+      collectors:
+        - type: classLike
+          value: Symfony\\AI\\Agent.*
+    - name: Chat
+      collectors:
+        - type: classLike
+          value: Symfony\\AI\\Chat.*
+    - name: Platform
+      collectors:
+        - type: classLike
+          value: Symfony\\AI\\Platform.*
+    - name: Store
+      collectors:
+        - type: classLike
+          value: Symfony\\AI\\Store.*
+  ruleset:
+    Agent:
+      - Platform
+      - Store
+    Chat:
+      - Agent
+      - Platform
+    Platform: ~
+    Store:
+      - Platform
+  # Baseline of known violations to be skipped for now
+  skip_violations:
+    Symfony\AI\Platform\Bridge\Anthropic\TokenOutputProcessor: [Symfony\AI\Agent\OutputProcessorInterface, Symfony\AI\Agent\Output]
+    Symfony\AI\Platform\Bridge\DeepSeek\TokenOutputProcessor: [Symfony\AI\Agent\OutputProcessorInterface, Symfony\AI\Agent\Output]
+    Symfony\AI\Platform\Bridge\Gemini\TokenOutputProcessor: [Symfony\AI\Agent\OutputProcessorInterface, Symfony\AI\Agent\Output]
+    Symfony\AI\Platform\Bridge\Mistral\TokenOutputProcessor: [Symfony\AI\Agent\OutputProcessorInterface, Symfony\AI\Agent\Output]
+    Symfony\AI\Platform\Bridge\OpenAi\TokenOutputProcessor: [Symfony\AI\Agent\OutputProcessorInterface, Symfony\AI\Agent\Output]
+    Symfony\AI\Platform\Bridge\Perplexity\SearchResultProcessor: [Symfony\AI\Agent\OutputProcessorInterface, Symfony\AI\Agent\Output]
+    Symfony\AI\Platform\Bridge\Perplexity\TokenOutputProcessor: [Symfony\AI\Agent\OutputProcessorInterface, Symfony\AI\Agent\Output]
+    Symfony\AI\Platform\Bridge\VertexAi\TokenOutputProcessor: [Symfony\AI\Agent\OutputProcessorInterface, Symfony\AI\Agent\Output]