Get current price, 24h change, volume, market cap for any cryptocurrency. Examples: BTC, ETH, SOL, DOGE.
AI agents call price to retrieve information from Mcp Market Data without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The price tool performs data retrieval of live market information without modifying, executing operations, deleting data, or committing financial transactions. It is a straightforward read operation querying market data. While market data can inform financial decisions, the tool itself only retrieves information; it does not execute trades, transfer assets, or create obligations.
From the tool's definition Tool retrieves current price, 24h change, volume, market cap for cryptocurrencies. Operations are query-only with no side effects: 'Get current price, 24h change, volume, market cap'.
Attacks that exploit this kind of access
Get current price, 24h change, volume, market cap for any cryptocurrency. Examples: BTC, ETH, SOL, DOGE. It is categorised as a Read tool in the Mcp Market Data MCP Server, which means it retrieves data without modifying state.
Register the Mcp Market Data MCP server in PolicyLayer and add a rule for 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 Market Data. Nothing to install.
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 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 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.
price is provided by the Mcp Market Data MCP server (shipitandpray/mcp-market-data). 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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