get_price_change_statistics_24h
AI agents call get_price_change_statistics_24h to retrieve information from Aster Info without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical price change data over a 24-hour period, which is a read-only operation with no capability to modify, delete, or execute actions. The empty description prevents higher confidence, but the naming pattern and context from sibling tools strongly indicate this is a market data query with no side effects.
From the tool's definition Tool name 'get_price_change_statistics_24h' indicates a query operation that retrieves market statistics. No arguments or parameters are documented that would allow modification, deletion, or execution of code.
Attacks that exploit this kind of access
get_price_change_statistics_24h. It is categorised as a Read tool in the Aster Info MCP Server, which means it retrieves data without modifying state.
Register the Aster Info MCP server in PolicyLayer and add a rule for get_price_change_statistics_24h: 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 Aster Info. Nothing to install.
get_price_change_statistics_24h 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_price_change_statistics_24h 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_price_change_statistics_24h. 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_price_change_statistics_24h is provided by the Aster Info MCP server (kukapay/aster-info-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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