diff --git a/.github/workflows/check-action-typing.yml b/.github/workflows/check-action-typing.yml
new file mode 100644
index 0000000..b4d5808
--- /dev/null
+++ b/.github/workflows/check-action-typing.yml
@@ -0,0 +1,18 @@
+name: Check Action Typing
+
+on:
+  - pull_request
+
+permissions:
+  contents: read
+
+jobs:
+  check_action_typing:
+    name: Check Action Typing
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Check Action Typing
+        uses: typesafegithub/github-actions-typing@0dc5690c35c564d354dc0c23c56559f0813ed3ac
diff --git a/action-types.yml b/action-types.yml
new file mode 100644
index 0000000..c8b3f95
--- /dev/null
+++ b/action-types.yml
@@ -0,0 +1,321 @@
+# See https://github.com/typesafegithub/github-actions-typing
+inputs:
+  app-id:
+    type: string
+
+  private-key:
+    type: string
+
+  owner:
+    type: string
+
+  repositories:
+    type: list
+    separator: "\n"
+    list-item:
+      type: string
+
+  skip-token-revoke:
+    type: boolean
+
+  github-api-url:
+    type: string
+
+  # <START GENERATED PERMISSIONS TYPES>
+  permission-actions:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-administration:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-checks:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-codespaces:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-contents:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-dependabot-secrets:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-deployments:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-email-addresses:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-environments:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-followers:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-git-ssh-keys:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-gpg-keys:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-interaction-limits:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-issues:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-members:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-metadata:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-administration:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-announcement-banners:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-copilot-seat-management:
+    type: enum
+    allowed-values:
+      - "write"
+
+  permission-organization-custom-org-roles:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-custom-properties:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+      - "admin"
+
+  permission-organization-custom-roles:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-events:
+    type: enum
+    allowed-values:
+      - "read"
+
+  permission-organization-hooks:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-packages:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-personal-access-token-requests:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-personal-access-tokens:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-plan:
+    type: enum
+    allowed-values:
+      - "read"
+
+  permission-organization-projects:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+      - "admin"
+
+  permission-organization-secrets:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-self-hosted-runners:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-organization-user-blocking:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-packages:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-pages:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-profile:
+    type: enum
+    allowed-values:
+      - "write"
+
+  permission-pull-requests:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-repository-custom-properties:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-repository-hooks:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-repository-projects:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+      - "admin"
+
+  permission-secret-scanning-alerts:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-secrets:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-security-events:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-single-file:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-starring:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-statuses:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-team-discussions:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-vulnerability-alerts:
+    type: enum
+    allowed-values:
+      - "read"
+      - "write"
+
+  permission-workflows:
+    type: enum
+    allowed-values:
+      - "write"
+
+  # <END GENERATED PERMISSIONS TYPES>
+
+outputs:
+  token:
+    type: string
+
+  installation-id:
+    type: integer
+
+  app-slug:
+    type: string
diff --git a/scripts/update-permission-inputs.js b/scripts/update-permission-inputs.js
index 8f17994..c1ed12c 100644
--- a/scripts/update-permission-inputs.js
+++ b/scripts/update-permission-inputs.js
@@ -30,13 +30,36 @@ const permissionsInputs = Object.entries(appPermissionsSchema.properties)
     description: "${description}"`;
   }, "");
 
-const actionsYamlContent = await readFile("action.yml", "utf8");
+const actionYamlContent = await readFile("action.yml", "utf8");
 
 // In the action.yml file, replace the content between the `<START GENERATED PERMISSIONS INPUTS>` and `<END GENERATED PERMISSIONS INPUTS>` comments with the new content
-const updatedActionsYamlContent = actionsYamlContent.replace(
+const updatedActionYamlContent = actionYamlContent.replace(
   /(?<=# <START GENERATED PERMISSIONS INPUTS>)(.|\n)*(?=# <END GENERATED PERMISSIONS INPUTS>)/,
   permissionsInputs + "\n  "
 );
 
-await writeFile("action.yml", updatedActionsYamlContent, "utf8");
+await writeFile("action.yml", updatedActionYamlContent, "utf8");
 console.log("Updated action.yml with new permissions inputs");
+
+const permissionsTypes = Object.entries(appPermissionsSchema.properties)
+  .sort((a, b) => a[0].localeCompare(b[0]))
+  .reduce((result, [key, value]) => {
+    const permissionAccessValues = value.enum.map((p) => `      - "${p}"`).reduce((result, p) => `${result}\n${p}`);
+    return `${result}
+  permission-${key.replace(/_/g, "-")}:
+    type: enum
+    allowed-values:
+${permissionAccessValues}
+`;
+  }, "");
+
+const actionTypesYamlContent = await readFile("action-types.yml", "utf8");
+
+// In the action-types.yml file, replace the content between the `<START GENERATED PERMISSIONS TYPES>` and `<END GENERATED PERMISSIONS TYPES>` comments with the new content
+const updatedActionTypesYamlContent = actionTypesYamlContent.replace(
+  /(?<=# <START GENERATED PERMISSIONS TYPES>)(.|\n)*(?=# <END GENERATED PERMISSIONS TYPES>)/,
+  permissionsTypes + "\n  "
+);
+
+await writeFile("action-types.yml", updatedActionTypesYamlContent, "utf8");
+console.log("Updated action-types.yml with new permissions types");