# deepl_list_languages

List all languages supported by DeepL for translation.

Agent View of the PolicyLayer registry record for `deepl_list_languages`. HTML page: https://policylayer.com/tools/io-github-malamutemayhem-unclick-mcp-server/deepl-list-languages

## Facts

- Tool: `deepl_list_languages`
- Server: UnClick (`@unclick/mcp-server`) — https://policylayer.com/tools/io-github-malamutemayhem-unclick-mcp-server.md
- Install: `npx -y @unclick/mcp-server`
- Homepage: https://github.com/malamutemayhem/unclick-agent-native-endpoints.git
- Risk category: Read (Low risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 2 (1 required)
- Recommended policy verdict: Allowed

## Parameters

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `type` | string | no | Language direction (default: target) |
| `auth_key` | string | yes | DeepL Auth Key |

Parameters from the server's own tool schema.

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

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "deepl_list_languages",
    "arguments": {
      "auth_key": "<auth_key>"
    }
  }
}
```

## Why deepl_list_languages is rated Low

This tool performs a simple informational query to enumerate available languages supported by a translation service. It retrieves data without creating, modifying, deleting, or executing any operations. There is no capability to make API calls that would alter state, trigger external actions, or affect data integrity.

From the tool's own definition: "Tool name and description indicate a list operation that retrieves supported languages from DeepL's API. The verb 'list' and action 'List all languages' are explicit indicators of a read-only query with no side effects."

## Use case

AI agents call deepl_list_languages to retrieve information from UnClick 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 UnClick:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "deepl_list_languages": {}
  }
}
```

## Other tools on UnClick (1661)

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## 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`

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