Clears all portfolio state and tracked symbols. Useful for starting fresh or testing.
AI agents call clear_portfolio_state_tool to permanently remove resources in Alpaca MCP Gold Standard — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
The tool performs an irreversible deletion of portfolio state and tracked symbols. Even if the underlying account data persists, the cleared local state cannot be undone and represents permanent loss of tracked information. In a trading context, loss of portfolio tracking state could disrupt position management and strategy execution.
From the tool's definition clear_portfolio_state_tool: 'Clears all portfolio state and tracked symbols.' This action irreversibly removes tracked state data without explicit recovery mechanism mentioned.
Attacks that exploit this kind of access
Clears all portfolio state and tracked symbols. Useful for starting fresh or testing. It is categorised as a Destructive tool in the Alpaca MCP Gold Standard MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Alpaca MCP Gold Standard MCP server in PolicyLayer and add a rule for clear_portfolio_state_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.
clear_portfolio_state_tool is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the clear_portfolio_state_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 clear_portfolio_state_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.
clear_portfolio_state_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.
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