Calculate all Zi Wei Dou Shu monthly periods for a given Gregorian year.
AI agents call get_horoscope_months to retrieve information from iztro OpenAI MCP for Railway without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and calculates astrological horoscope data based on input parameters. It performs no side effects, does not execute code or commands, and does not create, modify, or delete any data. It is a pure data retrieval operation consistent with the 'Read' category. Low severity because misuse would at worst return incorrect astrological predictions, with no impact on systems, finances, or data integrity.
From the tool's definition Tool description states 'Calculate all Zi Wei Dou Shu monthly periods for a given Gregorian year' with no modification, deletion, or execution capabilities.
Attacks that exploit this kind of access
Calculate all Zi Wei Dou Shu monthly periods for a given Gregorian year. It is categorised as a Read tool in the iztro OpenAI MCP for Railway MCP Server, which means it retrieves data without modifying state.
Register the iztro OpenAI MCP for Railway MCP server in PolicyLayer and add a rule for get_horoscope_months: 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 iztro OpenAI MCP for Railway. Nothing to install.
get_horoscope_months 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_horoscope_months 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_horoscope_months. 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_horoscope_months is provided by the iztro OpenAI MCP for Railway MCP server (snapyharry-potter/iztro-openai-mcp-railway). 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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