得標廠商排名統計(依次數排序),回 vendors 陣列含 name/award_count/total_amount/count_pct/amount_pct。
AI agents call get_vendor_stats to retrieve information from Healthcare OpenData MCP 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 statistical summaries of vendor award data. It performs read-only aggregation and analysis of existing data without creating, modifying, deleting, or executing any operations. The blast radius of misuse is minimal—an AI agent could retrieve statistical rankings but cannot alter procurement records, execute commands, or cause financial transactions. Classification as Read is appropriate.
From the tool's definition get_vendor_stats returns vendor ranking statistics with name, award_count, total_amount, count_pct, and amount_pct. The description indicates this is a retrieval and aggregation operation ('ranking statistics') with no side effects.
Attacks that exploit this kind of access
得標廠商排名統計(依次數排序),回 vendors 陣列含 name/award_count/total_amount/count_pct/amount_pct。. It is categorised as a Read tool in the Healthcare OpenData MCP MCP Server, which means it retrieves data without modifying state.
Register the Healthcare OpenData MCP server in PolicyLayer and add a rule for get_vendor_stats: 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 Healthcare OpenData MCP. Nothing to install.
get_vendor_stats 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_vendor_stats 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_vendor_stats. 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_vendor_stats is provided by the Healthcare OpenData MCP server (trionnemesis/healthcare-opendata-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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