# install_app

Install (register) an application on the current site so its features become usable. For example, automations need the

Agent View of the PolicyLayer registry record for `install_app`. HTML page: https://policylayer.com/tools/webcake-storefront/install-app

## Facts

- Tool: `install_app`
- Server: Webcake Storefront (`webcake-storefront-mcp`) — https://policylayer.com/tools/webcake-storefront.md
- Install: `npx -y webcake-storefront-mcp`
- Homepage: git+https://github.com/vuluu2k/webcake-storefront-mcp.git
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "install_app",
    "arguments": {}
  }
}
```

## Why install_app is rated Medium

Installing an app modifies the site configuration by adding a new application and enabling its features. This is a reversible Write operation (the app can typically be uninstalled), not a Read (no data retrieval), Execute (no arbitrary code execution), Destructive (reversible), or Financial operation.

From the tool's own definition: "Tool name 'install_app' and description 'Install (register) an application on the current site so its features become usable' indicates creating/registering a new application resource on the storefront."

## Use case

AI agents use install_app to create or update resources in Webcake Storefront, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Webcake Storefront environment.

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Webcake Storefront:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "install_app": {
      "limits": [
        {
          "counter": "install_app_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Webcake Storefront (286)

- `clear_page_draft` — Destructive — https://policylayer.com/tools/webcake-storefront/clear-page-draft.md
- `delete_affiliate_accounts` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-affiliate-accounts.md
- `delete_affiliate_products` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-affiliate-products.md
- `delete_appointment_addresses` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-appointment-addresses.md
- `delete_appointment_calendars` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-appointment-calendars.md
- `delete_appointment_classifies` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-appointment-classifies.md
- `delete_appointment_employees` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-appointment-employees.md
- `delete_article` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-article.md
- `delete_automation` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-automation.md
- `delete_collection` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-collection.md
- `delete_contacts` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-contacts.md
- `delete_course` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-course.md
- `delete_courses` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-courses.md
- `delete_domain` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-domain.md
- `delete_employees` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-employees.md
- `delete_global_section` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-global-section.md
- `delete_global_source` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-global-source.md
- `delete_page` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-page.md
- `delete_partner_feeds` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-partner-feeds.md
- `delete_product` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-product.md
- `delete_product_category` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-product-category.md
- `delete_redirect_urls` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-redirect-urls.md
- `delete_saved_filter` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-saved-filter.md
- `delete_site_utms` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-site-utms.md
- `delete_subscribers` — Destructive — https://policylayer.com/tools/webcake-storefront/delete-subscribers.md
- `empty_media_trash` — Destructive — https://policylayer.com/tools/webcake-storefront/empty-media-trash.md
- `remove_font` — Destructive — https://policylayer.com/tools/webcake-storefront/remove-font.md
- `remove_font_group` — Destructive — https://policylayer.com/tools/webcake-storefront/remove-font-group.md
- `remove_reviews` — Destructive — https://policylayer.com/tools/webcake-storefront/remove-reviews.md
- `unblock_all_phone_customers` — Destructive — https://policylayer.com/tools/webcake-storefront/unblock-all-phone-customers.md
- …and 256 more: https://policylayer.com/tools/webcake-storefront.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=webcake-storefront · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/webcake-storefront