This record as markdown: /tools/firebase-genkit/get-structured-weather.md
What get_structured_weather does on Genkit MCP
AI agents call get_structured_weather to retrieve information from Genkit MCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_structured_weather is rated Low
This tool retrieves and returns weather information without creating, modifying, or destroying any data. It is a pure read operation with minimal security impact. No external commands are executed, no financial transactions occur, and no irreversible changes are made.
From the tool's definition Tool name 'get_structured_weather' and description 'Returns structured weather data' indicate data retrieval with no modification, deletion, or side effects.
Attacks that exploit this kind of access
The rule that runs get_structured_weather safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Genkit MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_structured_weather, this is the rule to start with:
get_structured_weather is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Genkit MCP, apply this rule, and every get_structured_weather call is checked against it from then on.
Questions about get_structured_weather
Returns structured weather data. It is categorised as a Read tool in the Genkit MCP MCP Server, which means it retrieves data without modifying state.
Register the Genkit MCP server in PolicyLayer and add a rule for get_structured_weather: 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 Genkit MCP. Nothing to install.
get_structured_weather 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_structured_weather 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_structured_weather. 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_structured_weather is provided by the Genkit MCP server (genkit-ai/genkit). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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