Obtém previsão do tempo para 5 dias
AI agents call get_weather_forecast to retrieve information from MCP Weather Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries weather data from an external API and returns forecast information without side effects. It is a read-only operation that retrieves climate information (temperature, humidity, wind, UV index) for display purposes. No data is created, modified, deleted, or executed.
From the tool's definition Tool name 'get_weather_forecast' and description 'Obtém previsão do tempo para 5 dias' (Portuguese: 'Get weather forecast for 5 days') indicate data retrieval only.
Attacks that exploit this kind of access
Obtém previsão do tempo para 5 dias. It is categorised as a Read tool in the MCP Weather Server MCP Server, which means it retrieves data without modifying state.
Register the MCP Weather Server MCP server in PolicyLayer and add a rule for get_weather_forecast: 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 Weather Server. Nothing to install.
get_weather_forecast 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_weather_forecast 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_weather_forecast. 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_weather_forecast is provided by the MCP Weather Server MCP server (willianmarcel/mcp-weather). 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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