# get-dad-joke

Get a random dad joke

Agent View of the PolicyLayer registry record for `get-dad-joke`. HTML page: https://policylayer.com/tools/09tns-telljocke/get-dad-joke

## Facts

- Tool: `get-dad-joke`
- Server: Jokes MCP Server (`09tns/telljocke`) — https://policylayer.com/tools/09tns-telljocke.md
- Homepage: https://github.com/09Tns/TellJocke
- Risk category: Read (Low risk)
- Registry record: grade A, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Allowed

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

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get-dad-joke",
    "arguments": {}
  }
}
```

## Why get-dad-joke is rated Low

This tool retrieves random joke content from a data source. It is purely a read operation that has no capability to modify state, execute code, delete data, or create financial obligations. The blast radius of misuse is negligible—an AI agent calling this tool repeatedly would at worst generate many jokes, causing no harm. Low severity reflects the benign nature of the operation.

From the tool's own definition: "Tool name 'get-dad-joke' and description 'Get a random dad joke' indicate a retrieval operation with no side effects. It queries and returns data (a joke) without modifying, executing, or deleting anything."

## Use case

AI agents call get-dad-joke to retrieve information from Jokes MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Jokes MCP Server:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "get-dad-joke": {}
  }
}
```

## Other tools on Jokes MCP Server (3)

- `get-chuck-categories` — Read — https://policylayer.com/tools/09tns-telljocke/get-chuck-categories.md
- `get-chuck-joke` — Read — https://policylayer.com/tools/09tns-telljocke/get-chuck-joke.md
- `get-yo-mama-joke` — Read — https://policylayer.com/tools/09tns-telljocke/get-yo-mama-joke.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=09tns-telljocke · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/09tns-telljocke