market_get_prices_summary
AI agents call market_get_prices_summary to retrieve information from PM-MCP (Portfolio Management MCP Server) without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool appears to retrieve or query market price summary data with no side effects. The context (portfolio management server with sibling tools like 'analytics_rank' and 'analyze_selection_tool') supports a data-retrieval purpose. The empty description reduces confidence slightly, but the naming convention strongly indicates a Read operation rather than Write, Execute, Destructive, or Financial categories.
From the tool's definition Tool name 'market_get_prices_summary' indicates retrieval of market price data. The 'get' prefix and 'summary' suffix suggest a query operation that fetches and aggregates price information without modification.
Attacks that exploit this kind of access
market_get_prices_summary. It is categorised as a Read tool in the PM-MCP (Portfolio Management MCP Server) MCP Server, which means it retrieves data without modifying state.
Register the PM-MCP (Portfolio Management MCP Server) MCP server in PolicyLayer and add a rule for market_get_prices_summary: 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 PM-MCP (Portfolio Management MCP Server). Nothing to install.
market_get_prices_summary 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 market_get_prices_summary 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 market_get_prices_summary. 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.
market_get_prices_summary is provided by the PM-MCP (Portfolio Management MCP Server) MCP server (surplus96/pm-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.
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