Get sunrise, sunset times and daylight duration for a city (7-day).
AI agents call get_sunrise_sunset to retrieve information from Weather MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries astronomical data and returns informational results. It has no side effects, cannot modify state, and poses no security risk. It falls squarely into the Read category as a data retrieval operation.
From the tool's definition Tool retrieves sunrise/sunset times and daylight duration data without modifying or deleting anything. Description explicitly states 'Get' which indicates data retrieval only.
Attacks that exploit this kind of access
Get sunrise, sunset times and daylight duration for a city (7-day). It is categorised as a Read tool in the Weather MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Weather MCP Server MCP server in PolicyLayer and add a rule for get_sunrise_sunset: 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 Weather MCP Server. Nothing to install.
get_sunrise_sunset 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_sunrise_sunset 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_sunrise_sunset. 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_sunrise_sunset is provided by the Weather MCP Server MCP server (shreyaschhabra/weather-mcp-server). 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.
Teams ship this data inside their own products. See what a licence covers →