# close_position

A write tool on the Alpaca MCP Server MCP server.

Agent View of the PolicyLayer registry record for `close_position`. HTML page: https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/close-position

## Facts

- Tool: `close_position`
- Server: Alpaca MCP Server (`cliffsgpt/alpaca-mcp-clone`) — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone.md
- Homepage: https://github.com/CliffsGPT/Alpaca-MCP-Clone
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

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

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "close_position",
    "arguments": {}
  }
}
```

## Why close_position is rated Medium

An AI agent can call close_position faster than any human can review: one bad instruction and it creates or modifies resources in Alpaca MCP Server by the hundred, each call as confident as the last.

## Use case

AI agents use close_position to create or update resources in Alpaca MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Alpaca MCP Server environment.

## Recommended policy (PolicyLayer)

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

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "close_position": {
      "limits": [
        {
          "counter": "close_position_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Alpaca MCP Server (30)

- `cancel_all_orders` — Destructive — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/cancel-all-orders.md
- `cancel_order_by_id` — Destructive — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/cancel-order-by-id.md
- `close_all_positions` — Destructive — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/close-all-positions.md
- `exercise_options_position` — Financial — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/exercise-options-position.md
- `place_crypto_order` — Financial — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/place-crypto-order.md
- `place_option_market_order` — Financial — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/place-option-market-order.md
- `place_stock_order` — Financial — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/place-stock-order.md
- `get_account_info` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-account-info.md
- `get_all_assets` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-all-assets.md
- `get_asset_info` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-asset-info.md
- `get_corporate_announcements` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-corporate-announcements.md
- `get_crypto_bars` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-crypto-bars.md
- `get_crypto_quotes` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-crypto-quotes.md
- `get_market_calendar` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-market-calendar.md
- `get_market_clock` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-market-clock.md
- `get_open_position` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-open-position.md
- `get_option_contracts` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-option-contracts.md
- `get_option_latest_quote` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-option-latest-quote.md
- `get_option_snapshot` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-option-snapshot.md
- `get_orders` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-orders.md
- `get_positions` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-positions.md
- `get_stock_bars` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-stock-bars.md
- `get_stock_latest_bar` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-stock-latest-bar.md
- `get_stock_latest_trade` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-stock-latest-trade.md
- `get_stock_quote` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-stock-quote.md
- `get_stock_snapshot` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-stock-snapshot.md
- `get_stock_trades` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-stock-trades.md
- `get_watchlists` — Read — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/get-watchlists.md
- `create_watchlist` — Write — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/create-watchlist.md
- `update_watchlist` — Write — https://policylayer.com/tools/cliffsgpt-alpaca-mcp-clone/update-watchlist.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=cliffsgpt-alpaca-mcp-clone · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/cliffsgpt-alpaca-mcp-clone