Get a comprehensive market summary including KOSPI/KOSDAQ indices, stock statistics (advancing/declining/unchanged), top 5 gainers/losers, and total trading volume/value. This tool combines data from 4 API endpoints in a single call — ideal for getting a quick market overview. Returns: - kospiInd...
AI agents call krx_market_summary to retrieve information from Krx Cli without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool purely retrieves and queries real-time and historical Korean stock market data from public endpoints. It has no side effects, cannot modify data, cannot execute arbitrary code, and does not commit financial transactions. The function is informational only—suitable for market analysis and monitoring.
From the tool's definition Tool description states it enables agents to 'query' and 'get' market data with no modification capabilities. Returns only: kospiIndex, kosdaqIndex, stockStats, topGainers, topLosers.
Attacks that exploit this kind of access
Get a comprehensive market summary including KOSPI/KOSDAQ indices, stock statistics (advancing/declining/unchanged), top 5 gainers/losers, and total trading volume/value. This tool combines data from 4 API endpoints in a single call — ideal for getting a quick market overview. Returns: - kospiIndex: KOSPI series index data - kosdaqIndex: KOSDAQ series index data - stockStats: { advancing, declining, unchanged, totalVolume, totalValue } - topGainers: Top 5 stocks by change rate - topLosers: Bottom 5 stocks by change rate. It is categorised as a Read tool in the Krx Cli MCP Server, which means it retrieves data without modifying state.
Register the Krx Cli MCP server in PolicyLayer and add a rule for krx_market_summary: 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 Krx Cli. Nothing to install.
krx_market_summary 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 krx_market_summary 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 krx_market_summary. 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.
krx_market_summary is provided by the Krx Cli MCP server (kyo504/krx-cli). 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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