open_option_positions_with_details
AI agents call open_option_positions_with_details to retrieve information from Open Stocks MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The name implies a read/query operation to fetch current open option positions with details. Given the server context (trading capabilities via broker APIs), and the sibling tools like 'all_option_positions' and 'aggregate_option_positions' which are clearly read operations, this tool likely retrieves position data. However, the empty description lowers confidence.
From the tool's definition Tool name 'open_option_positions_with_details' suggests retrieval of open option positions with additional details. Description is empty and uninformative.
Documented attack patterns abuse exactly the kind of access open_option_positions_with_details gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Open Stocks MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for open_option_positions_with_details:
{
"version": "1",
"default": "deny",
"tools": {
"open_option_positions_with_details": {}
}
}open_option_positions_with_details is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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open_option_positions_with_details. It is categorised as a Read tool in the Open Stocks MCP MCP Server, which means it retrieves data without modifying state.
Register the Open Stocks MCP server in PolicyLayer and add a rule for open_option_positions_with_details: 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 Open Stocks MCP. Nothing to install.
open_option_positions_with_details 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 open_option_positions_with_details 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 open_option_positions_with_details. 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.
open_option_positions_with_details is provided by the Open Stocks MCP server (open-agent-tools/open-stocks-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Open Stocks MCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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152 Open Stocks MCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.