Get 24-hour price statistics for a cryptocurrency from Binance.
AI agents call get_price_change to retrieve information from My HTTP MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves real-time cryptocurrency pricing data from Binance without creating, modifying, deleting, or executing any operations. It has no side effects and poses minimal security risk. The blast radius of misuse is limited to information disclosure, making it a Read category tool with low severity.
From the tool's definition Tool description states 'Get 24-hour price statistics for a cryptocurrency from Binance' — this is a data retrieval operation with no modification, deletion, or execution of commands. The action is purely informational (fetching market data).
Attacks that exploit this kind of access
Get 24-hour price statistics for a cryptocurrency from Binance. It is categorised as a Read tool in the My HTTP MCP Server MCP Server, which means it retrieves data without modifying state.
Register the My HTTP MCP Server MCP server in PolicyLayer and add a rule for get_price_change: 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 My HTTP MCP Server. Nothing to install.
get_price_change 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 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. 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 is provided by the My HTTP MCP Server MCP server (joheiss/my-http-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.
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