AI agents call get_recent_7days_price to retrieve information from Opinet without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves read-only historical price trend data from Korea Petroleum Corporation's Opinet API. It performs a lookup (조회) of confirmed average prices over a 7-day period. There are no side effects, no data modification, no code execution, no deletions, and no financial transactions.
From the tool's definition Tool name 'get_recent_7days_price' and description '전일부터 이전 7일간의 전국 일일 평균가격(확정 수치)을 조회합니다' indicate a query/retrieval operation that fetches historical fuel price data without modification.
Attacks that exploit this kind of access
전일부터 이전 7일간의 전국 일일 평균가격(확정 수치)을 조회합니다. 가격 추세 분석에 사용하세요. It is categorised as a Read tool in the Opinet MCP Server, which means it retrieves data without modifying state.
Register the Opinet MCP server in PolicyLayer and add a rule for get_recent_7days_price: 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 Opinet. Nothing to install.
get_recent_7days_price 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_recent_7days_price 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_recent_7days_price. 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_recent_7days_price is provided by the Opinet MCP server (kimjintak/opinet-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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