AI agents call get_playgrounds to retrieve information from Golemio without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves playground location/information data from Prague's Golemio open data API with no side effects. The 'get_' prefix and pattern of sibling tools strongly indicate a read-only query operation. No modification, execution, deletion, or financial impact is possible. Confidence is slightly reduced from 0.95 due to missing description, but context from sibling tools and server purpose is clear.
From the tool's definition Tool name 'get_playgrounds' with 'get' prefix; sibling tools on this server are all read-only data queries (get_air_quality_stations, get_departures, get_parking_lots, etc.). Server description states it 'enables querying' Prague public data via open API.
Attacks that exploit this kind of access
get_playgrounds. It is categorised as a Read tool in the Golemio MCP Server, which means it retrieves data without modifying state.
Register the Golemio MCP server in PolicyLayer and add a rule for get_playgrounds: 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 Golemio. Nothing to install.
get_playgrounds 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_playgrounds 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_playgrounds. 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_playgrounds is provided by the Golemio MCP server (mrmebelman/golemio-mcp-server). 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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