Analyze current betting portfolio performance
AI agents call portfolio_analysis to retrieve information from Fantasy MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool analyzes and reports on an existing betting portfolio, which is a read/query operation. No money movement, deletion, or execution is implied. Severity is medium because the context involves financial betting activity, and portfolio data could inform high-stakes wagering decisions, even though the tool itself only reads data.
From the tool's definition 'Analyze current betting portfolio performance' — reads and reports on existing data without modifying it
Attacks that exploit this kind of access
Analyze current betting portfolio performance. It is categorised as a Read tool in the Fantasy MCP MCP Server, which means it retrieves data without modifying state.
Register the Fantasy MCP server in PolicyLayer and add a rule for portfolio_analysis: 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 Fantasy MCP. Nothing to install.
portfolio_analysis 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 portfolio_analysis 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 portfolio_analysis. 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.
portfolio_analysis is provided by the Fantasy MCP server (mattarm/fantasy_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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