sunrisesunset.moon.phase
Get moon phase, lunar illumination, and moonrise/moonset times for any location and date. Returns: moon phase name (New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, Waning Crescent), phase value (0–1 cycle fraction), moon illumination percentage (...
This record as markdown: /tools/io-github-whiteknightonhorse-apibase/sunrisesunset.moon.phase.md
What sunrisesunset.moon.phase does on Apibase
AI agents call sunrisesunset.moon.phase to retrieve information from Apibase without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
lat | number | Yes | Latitude of the target location (-90 to 90). Positive = North, Negative = South. |
lng | number | Yes | Longitude of the target location (-180 to 180). Positive = East, Negative = West. |
date | string | — | Date to query: "today", "tomorrow", or ISO date YYYY-MM-DD (e.g. 2026-01-15). Defaults to today. |
timezone | string | — | IANA timezone name for output times (e.g. America/New_York, Europe/London, Asia/Tokyo). Auto-detected from lat/lng if omitted. |
Parameters from the server's own tool schema.
Why sunrisesunset.moon.phase is rated Low
Retrieves astronomical data with no side effects, state changes, or operational impact.
From the tool's definition Get moon phase, lunar illumination, moonrise/moonset times for any location and date.
Attacks that exploit this kind of access
The rule that runs sunrisesunset.moon.phase safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Apibase, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For sunrisesunset.moon.phase, this is the rule to start with:
sunrisesunset.moon.phase 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 Apibase, apply this rule, and every sunrisesunset.moon.phase call is checked against it from then on.
Questions about sunrisesunset.moon.phase
Get moon phase, lunar illumination, and moonrise/moonset times for any location and date. Returns: moon phase name (New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, Waning Crescent), phase value (0–1 cycle fraction), moon illumination percentage (0–100), moonrise time, moonset time, and flags for polar cases (moon_always_up / moon_always_down). No auth required; free commercial use. Source: SunriseSunset.io. It is categorised as a Read tool in the Apibase MCP Server, which means it retrieves data without modifying state.
sunrisesunset.moon.phase accepts 4 parameters: lat, lng, date, timezone. Required: lat, lng. The full parameter table on this page comes from the server's own tool schema.
Register the Apibase MCP server in PolicyLayer and add a rule for sunrisesunset.moon.phase: 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 Apibase. Nothing to install.
sunrisesunset.moon.phase 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 sunrisesunset.moon.phase 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 sunrisesunset.moon.phase. 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.
sunrisesunset.moon.phase is provided by the Apibase MCP server (apibase-mcp-client). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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