get_error_summary · Loki MCP Server MCP: Risk & Policy

WHAT IT DOES

What get_error_summary does on Loki MCP Server

AI agents call get_error_summary to retrieve information from Loki MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why get_error_summary needs a policy

This tool retrieves and summarizes error data from logs without modifying any state. It is a read operation that queries existing log data. The empty description lowers confidence slightly, but the tool name, server purpose, and sibling tools clearly indicate a log retrieval/analysis function with no side effects.

From the tool's definition Tool named 'get_error_summary' on a Loki log analysis server that enables querying and analyzing Kubernetes logs.

Attacks that exploit this kind of access

Questions about get_error_summary

What does the get_error_summary tool do? +

get_error_summary. It is categorised as a Read tool in the Loki MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_error_summary? +

Register the Loki MCP Server MCP server in PolicyLayer and add a rule for get_error_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 Loki MCP Server. Nothing to install.

What risk level is get_error_summary? +

get_error_summary is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_error_summary? +

Yes. Add a rate_limit block to the get_error_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.

How do I block get_error_summary completely? +

Set action: deny in the PolicyLayer policy for get_error_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.

What MCP server provides get_error_summary? +

get_error_summary is provided by the Loki MCP Server MCP server (mvs5465-test/loki-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.