List available sports on Polymarket (e.g. NBA, NFL, EPL, MLB).
AI agents call get_sports to retrieve information from Polymarket 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 and returns a list of available sports categories on Polymarket. It performs no mutations, financial transactions, code execution, or destructive operations. The blast radius of misuse is minimal—an AI agent cannot harm systems or data by listing sports. Classification as Read is appropriate.
From the tool's definition Tool name 'get_sports' and description 'List available sports' indicates a retrieval operation with no side effects. The server description confirms 'comprehensive read access' and 'analyze events, search markets' without modification capabilities.
Attacks that exploit this kind of access
List available sports on Polymarket (e.g. NBA, NFL, EPL, MLB). It is categorised as a Read tool in the Polymarket MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Polymarket MCP Server MCP server in PolicyLayer and add a rule for get_sports: 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 Polymarket MCP Server. Nothing to install.
get_sports 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_sports 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_sports. 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_sports is provided by the Polymarket MCP Server MCP server (yigitabi5444/yigit_polymarket_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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