# read_messages

Read recent messages in an inbox.

Agent View of the PolicyLayer registry record for `read_messages`. HTML page: https://policylayer.com/tools/deadsimple-email/read-messages

## Facts

- Tool: `read_messages`
- Server: Pypi:deadsimple Email (`pypi:deadsimple-email`) — https://policylayer.com/tools/deadsimple-email.md
- Install: `npx -y pypi:deadsimple-email`
- Homepage: https://github.com/deadsimple-email/deadsimple-email
- Risk category: Read (Low risk)
- Registry record: grade D, 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": "read_messages",
    "arguments": {}
  }
}
```

## Why read_messages is rated Low

The tool retrieves email messages from an inbox without creating, modifying, or deleting any data. It is analogous to a simple fetch or list operation. The low severity reflects minimal blast radius—reading messages does not expose critical infrastructure or enable further attacks without additional tools, though it does access potentially sensitive email content.

From the tool's own definition: "Tool name is 'read_messages' and description states it will 'Read recent messages in an inbox.' This is a pure query/retrieval operation with no side effects."

## Use case

AI agents call read_messages to retrieve information from Pypi:deadsimple Email 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 Pypi:deadsimple Email:

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

## Other tools on Pypi:deadsimple Email (13)

- `delete_inbox` — Destructive — https://policylayer.com/tools/deadsimple-email/delete-inbox.md
- `get_usage` — Read — https://policylayer.com/tools/deadsimple-email/get-usage.md
- `get_verification_code` — Read — https://policylayer.com/tools/deadsimple-email/get-verification-code.md
- `get_verification_link` — Read — https://policylayer.com/tools/deadsimple-email/get-verification-link.md
- `list_inboxes` — Read — https://policylayer.com/tools/deadsimple-email/list-inboxes.md
- `list_threads` — Read — https://policylayer.com/tools/deadsimple-email/list-threads.md
- `read_message` — Read — https://policylayer.com/tools/deadsimple-email/read-message.md
- `read_thread` — Read — https://policylayer.com/tools/deadsimple-email/read-thread.md
- `wait_for_email` — Read — https://policylayer.com/tools/deadsimple-email/wait-for-email.md
- `create_inbox` — Write — https://policylayer.com/tools/deadsimple-email/create-inbox.md
- `forward_message` — Write — https://policylayer.com/tools/deadsimple-email/forward-message.md
- `reply_to_message` — Write — https://policylayer.com/tools/deadsimple-email/reply-to-message.md
- `send_email` — Write — https://policylayer.com/tools/deadsimple-email/send-email.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=deadsimple-email · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/deadsimple-email