coingecko-get-coin
Get detailed metadata and market data for a single coin by CoinGecko ID.
This record as markdown: /tools/io-github-derekslinz-meta-data-mcp/coingecko-get-coin.md
What coingecko-get-coin does on Meta Data Mcp
AI agents call coingecko-get-coin to retrieve information from Meta Data Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why coingecko-get-coin is rated Low
This tool retrieves public cryptocurrency market data from the CoinGecko API. It is a read-only operation that queries and returns information without modifying any state. However, severity is elevated from 'low' to 'medium' because an AI agent could misuse market data access to make financially-informed decisions or trigger trading bots, creating indirect financial risk despite the tool itself being non-destructive.
From the tool's definition Tool name 'coingecko-get-coin' and description 'Get detailed metadata and market data for a single coin' indicate data retrieval with no mutation or side effects. The verb 'Get' and context of 'metadata and market data' are consistent with read operations.
Attacks that exploit this kind of access
The rule that runs coingecko-get-coin safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Meta Data Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For coingecko-get-coin, this is the rule to start with:
coingecko-get-coin is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Meta Data Mcp, apply this rule, and every coingecko-get-coin call is checked against it from then on.
Questions about coingecko-get-coin
Get detailed metadata and market data for a single coin by CoinGecko ID. It is categorised as a Read tool in the Meta Data Mcp MCP Server, which means it retrieves data without modifying state.
Register the Meta Data MCP server in PolicyLayer and add a rule for coingecko-get-coin: 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 Meta Data Mcp. Nothing to install.
coingecko-get-coin 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 coingecko-get-coin 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 coingecko-get-coin. 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.
coingecko-get-coin is provided by the Meta Data MCP server (pypi:meta-data-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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