filter_forecast_by_conditions
AI agents call filter_forecast_by_conditions to retrieve information from MCP Travel Planner without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and filters weather forecast information—a read operation with no side effects. It queries existing data and returns filtered results. Despite the empty description reducing confidence slightly, the naming convention and context (travel planning, sibling weather/filter tools) indicate a data retrieval function.
From the tool's definition Tool name 'filter_forecast_by_conditions' suggests filtering weather forecast data based on specified conditions. The 'filter' operation is a read-only query pattern.
Attacks that exploit this kind of access
filter_forecast_by_conditions. It is categorised as a Read tool in the MCP Travel Planner MCP Server, which means it retrieves data without modifying state.
Register the MCP Travel Planner MCP server in PolicyLayer and add a rule for filter_forecast_by_conditions: 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 MCP Travel Planner. Nothing to install.
filter_forecast_by_conditions 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 filter_forecast_by_conditions 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 filter_forecast_by_conditions. 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.
filter_forecast_by_conditions is provided by the MCP Travel Planner MCP server (leonavevor/mcp_travelassistant). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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