# treasury-get-exchange-rates

Fetch the US Treasury Reporting Rates of Exchange (quarterly).

Agent View of the PolicyLayer registry record for `treasury-get-exchange-rates`. HTML page: https://policylayer.com/tools/io-github-derekslinz-meta-data-mcp/treasury-get-exchange-rates

## Facts

- Tool: `treasury-get-exchange-rates`
- Server: Meta Data Mcp (`pypi:meta-data-mcp`) — https://policylayer.com/tools/io-github-derekslinz-meta-data-mcp.md
- Install: `npx -y pypi:meta-data-mcp`
- Homepage: https://github.com/derekslinz/meta-data-mcp
- Risk category: Read (Low risk)
- Registry record: grade F, 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": "treasury-get-exchange-rates",
    "arguments": {}
  }
}
```

## Why treasury-get-exchange-rates is rated Low

This tool only queries and retrieves publicly available US Treasury exchange rate data. It performs a read-only fetch operation with no side effects, no data modification, no code execution, and no financial transactions. While the data is financial in nature, the tool itself does not move money, commit obligations, or enable any destructive action.

From the tool's own definition: "Tool name is 'treasury-get-exchange-rates' and description states 'Fetch the US Treasury Reporting Rates of Exchange (quarterly)' — it retrieves historical financial data with no ability to modify, delete, or execute transactions."

## Use case

AI agents call treasury-get-exchange-rates to retrieve information from Meta Data 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 Meta Data Mcp:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "treasury-get-exchange-rates": {}
  }
}
```

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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`

---

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