AI agents call get_daily_fortune to retrieve information from Tuvi without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns fortune predictions based on birth date and lunar calendar calculations. It performs no data creation, modification, deletion, code execution, or financial transactions. The empty description reduces confidence slightly, but the naming pattern (get_*) and sibling tools (get_date_of_birth_detail, get_general_fortune) consistently indicate read-only retrieval operations.
From the tool's definition Tool name 'get_daily_fortune' and server description indicate this retrieves fortune predictions based on lunar calendar analysis. No description provided, but context suggests data retrieval without side effects.
Attacks that exploit this kind of access
get_daily_fortune. It is categorised as a Read tool in the Tuvi MCP Server, which means it retrieves data without modifying state.
Register the Tuvi MCP server in PolicyLayer and add a rule for get_daily_fortune: 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 Tuvi. Nothing to install.
get_daily_fortune 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_daily_fortune 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_daily_fortune. 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_daily_fortune is provided by the Tuvi MCP server (maobui2907/tuvi-mcp). 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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