Fetches intraday time series data for a cryptocurrency.
AI agents call crypto_intraday to retrieve information from MCP Avantage without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves cryptocurrency market data (intraday time series) without modifying, executing operations, or committing financial transactions. While the server provides financial data, this specific tool is purely informational—it queries and returns data without triggering trades, payments, or irreversible changes.
From the tool's definition Tool name 'crypto_intraday' and description 'Fetches intraday time series data for a cryptocurrency' indicate a retrieval operation with no side effects. The verb 'Fetches' and context of accessing historical price/market data confirm read-only behavior.
Attacks that exploit this kind of access
Fetches intraday time series data for a cryptocurrency. It is categorised as a Read tool in the MCP Avantage MCP Server, which means it retrieves data without modifying state.
Register the MCP Avantage MCP server in PolicyLayer and add a rule for crypto_intraday: 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 Avantage. Nothing to install.
crypto_intraday 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 crypto_intraday 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 crypto_intraday. 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.
crypto_intraday is provided by the MCP Avantage MCP server (missionsquad/mcp-avantage). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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