# serverless_only_tool

Tool only available in serverless deployment (should be filtered)

Agent View of the PolicyLayer registry record for `serverless_only_tool`. HTML page: https://policylayer.com/tools/frontmcp/serverless-only-tool

## Facts

- Tool: `serverless_only_tool`
- Server: Frontmcp (`agentfront/frontmcp`) — https://policylayer.com/tools/frontmcp.md
- Homepage: https://github.com/agentfront/frontmcp
- Risk category: Other (Low 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": "serverless_only_tool",
    "arguments": {}
  }
}
```

## Why serverless_only_tool is rated Low

The description provides no meaningful information about what this tool actually does — it only describes a deployment constraint and hints it 'should be filtered'. There are no action verbs or functional details to classify it into Read, Write, Execute, Destructive, or Financial. Categorized as Other with low confidence due to uninformative description.

From the tool's own definition: "Tool only available in serverless deployment (should be filtered)"

## Use case

AI agents call serverless_only_tool as a supporting operation in Frontmcp workflows.

## Recommended policy (PolicyLayer)

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

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "serverless_only_tool": {
      "limits": [
        {
          "counter": "serverless_only_tool_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Frontmcp (205)

- `clear-audit-log` — Destructive — https://policylayer.com/tools/frontmcp/clear-audit-log.md
- `clear-replay-buffer` — Destructive — https://policylayer.com/tools/frontmcp/clear-replay-buffer.md
- `clear-session-notifications` — Destructive — https://policylayer.com/tools/frontmcp/clear-session-notifications.md
- `crm-reset` — Destructive — https://policylayer.com/tools/frontmcp/crm-reset.md
- `delete-vault-entry` — Destructive — https://policylayer.com/tools/frontmcp/delete-vault-entry.md
- `notes-reset` — Destructive — https://policylayer.com/tools/frontmcp/notes-reset.md
- `remove_job` — Destructive — https://policylayer.com/tools/frontmcp/remove-job.md
- `remove_workflow` — Destructive — https://policylayer.com/tools/frontmcp/remove-workflow.md
- `reset-stats` — Destructive — https://policylayer.com/tools/frontmcp/reset-stats.md
- `secret` — Destructive — https://policylayer.com/tools/frontmcp/secret.md
- `users-delete` — Destructive — https://policylayer.com/tools/frontmcp/users-delete.md
- `admin_action` — Execute — https://policylayer.com/tools/frontmcp/admin-action.md
- `admin-background-job` — Execute — https://policylayer.com/tools/frontmcp/admin-background-job.md
- `admin-only` — Execute — https://policylayer.com/tools/frontmcp/admin-only.md
- `browser_test` — Execute — https://policylayer.com/tools/frontmcp/browser-test.md
- `build-shell` — Execute — https://policylayer.com/tools/frontmcp/build-shell.md
- `cancellable-wait` — Execute — https://policylayer.com/tools/frontmcp/cancellable-wait.md
- `cold-start-test` — Execute — https://policylayer.com/tools/frontmcp/cold-start-test.md
- `concurrency-mutex` — Execute — https://policylayer.com/tools/frontmcp/concurrency-mutex.md
- `concurrency-queued` — Execute — https://policylayer.com/tools/frontmcp/concurrency-queued.md
- `deploy_application` — Execute — https://policylayer.com/tools/frontmcp/deploy-application.md
- `emit-app-event` — Execute — https://policylayer.com/tools/frontmcp/emit-app-event.md
- `execute_job` — Execute — https://policylayer.com/tools/frontmcp/execute-job.md
- `execute_workflow` — Execute — https://policylayer.com/tools/frontmcp/execute-workflow.md
- `expensive-operation` — Execute — https://policylayer.com/tools/frontmcp/expensive-operation.md
- `experimental-agent` — Execute — https://policylayer.com/tools/frontmcp/experimental-agent.md
- `gated-acme` — Execute — https://policylayer.com/tools/frontmcp/gated-acme.md
- `load-component` — Execute — https://policylayer.com/tools/frontmcp/load-component.md
- `long-running-task` — Execute — https://policylayer.com/tools/frontmcp/long-running-task.md
- `node_runtime_tool` — Execute — https://policylayer.com/tools/frontmcp/node-runtime-tool.md
- …and 175 more: https://policylayer.com/tools/frontmcp.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=frontmcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/frontmcp