Tool mirror of trading://account/positions resource for universal client compatibility.
AI agents call resource_account_positions_tool to retrieve information from Alpaca MCP Gold Standard without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves account position data without modifying, executing trades, or affecting financial state. It is a read operation that queries existing portfolio information, analogous to a GET request for account positions. No side effects or state changes are implied by the description.
From the tool's definition Tool name contains 'positions' and description indicates it is a 'mirror' of an account resource endpoint (trading://account/positions). The term 'resource' and 'mirror' suggest read-only data retrieval of existing trading positions.
Attacks that exploit this kind of access
Tool mirror of trading://account/positions resource for universal client compatibility. It is categorised as a Read tool in the Alpaca MCP Gold Standard MCP Server, which means it retrieves data without modifying state.
Register the Alpaca MCP Gold Standard MCP server in PolicyLayer and add a rule for resource_account_positions_tool: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Alpaca MCP Gold Standard. Nothing to install.
resource_account_positions_tool is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the resource_account_positions_tool rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for resource_account_positions_tool. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
resource_account_positions_tool is provided by the Alpaca MCP Gold Standard MCP server (joravetz/alpaca-mcp-gold). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
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