# get_supported_countries

Return supported country codes. Cost: free.

Agent View of the PolicyLayer registry record for `get_supported_countries`. HTML page: https://policylayer.com/tools/com-getappniche-mcp/get-supported-countries

## Facts

- Tool: `get_supported_countries`
- Server: Mcp (`@getappniche/mcp`) — https://policylayer.com/tools/com-getappniche-mcp.md
- Install: `npx -y @getappniche/mcp`
- Homepage: https://github.com/getappniche/mcp
- Risk category: Read (Low risk)
- Registry record: grade C, identity unverified
- Server auth posture: open
- 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_supported_countries",
    "arguments": {}
  }
}
```

## Why get_supported_countries is rated Low

This tool queries static reference data (country codes) with no side effects, no ability to modify state, and no operational risk. It is a simple informational lookup classified as Read with low severity.

From the tool's own definition: "Tool returns 'supported country codes' with no modification, deletion, or execution capability. Purely retrieves reference data."

## Use case

AI agents call get_supported_countries to retrieve information from Mcp 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 Mcp:

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

## Other tools on Mcp (6)

- `batch_keyword_difficulty` — Read — https://policylayer.com/tools/com-getappniche-mcp/batch-keyword-difficulty.md
- `get_app_detail` — Read — https://policylayer.com/tools/com-getappniche-mcp/get-app-detail.md
- `get_app_historicals` — Read — https://policylayer.com/tools/com-getappniche-mcp/get-app-historicals.md
- `get_app_reviews` — Read — https://policylayer.com/tools/com-getappniche-mcp/get-app-reviews.md
- `get_keyword_difficulty` — Read — https://policylayer.com/tools/com-getappniche-mcp/get-keyword-difficulty.md
- `search_apps` — Read — https://policylayer.com/tools/com-getappniche-mcp/search-apps.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=com-getappniche-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/com-getappniche-mcp