Returns the 24-hour market price in USD
AI agents call get_market_price to retrieve information from MCP Blockchain Query Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a simple data retrieval operation—fetching the current 24-hour market price for Bitcoin. It has no side effects, does not modify any data, does not execute code or external operations beyond a standard API query, and does not involve financial transactions. It is a read-only operation consistent with other blockchain query tools on this server (get_address, get_block, etc.).
From the tool's definition Tool name 'get_market_price' and description 'Returns the 24-hour market price in USD' indicate a query operation that retrieves public market data without modifying any state.
Attacks that exploit this kind of access
Returns the 24-hour market price in USD. It is categorised as a Read tool in the MCP Blockchain Query Server MCP Server, which means it retrieves data without modifying state.
Register the MCP Blockchain Query Server MCP server in PolicyLayer and add a rule for get_market_price: 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 MCP Blockchain Query Server. Nothing to install.
get_market_price 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_market_price 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_market_price. 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_market_price is provided by the MCP Blockchain Query Server MCP server (pavel-bc/mcp-blockchain-query). 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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