Get current/latest price and key metrics for a stock
AI agents call get_current_price to retrieve information from IB Analytics MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries current stock price and metrics from Interactive Brokers' data sources. It retrieves information without creating, modifying, deleting, or executing any operations. There is no financial transaction, code execution, or data modification. The blast radius of misuse is minimal—an agent could only fetch prices repeatedly, which has no destructive or financial consequences.
From the tool's definition Tool name 'get_current_price' and description 'Get current/latest price and key metrics for a stock' indicate data retrieval with no side effects. The verb 'Get' and context of fetching market data confirm read-only operation.
Attacks that exploit this kind of access
Get current/latest price and key metrics for a stock. It is categorised as a Read tool in the IB Analytics MCP Server MCP Server, which means it retrieves data without modifying state.
Register the IB Analytics MCP Server MCP server in PolicyLayer and add a rule for get_current_price: 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 IB Analytics MCP Server. Nothing to install.
get_current_price 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 get_current_price 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 get_current_price. 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.
get_current_price is provided by the IB Analytics MCP Server MCP server (knishioka/ib-sec-mcp). 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.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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