cmc_global_metrics
Get global cryptocurrency market metrics from CoinMarketCap.
This record as markdown: /tools/creativelead-unclick/cmc-global-metrics.md
What cmc_global_metrics does on UnClick
AI agents call cmc_global_metrics to retrieve information from UnClick without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
api_key | string | — |
Parameters from the server's own tool schema.
Why cmc_global_metrics is rated Low
This is a read-only operation that fetches data from an external service. It has no side effects, cannot modify data, and poses minimal risk even if called by an AI agent. The blast radius is limited to potential rate-limiting or information disclosure concerns, which are low-impact. Confidence is high because the description clearly indicates a retrieval operation with no write or destructive capabilities.
From the tool's definition The tool retrieves 'global cryptocurrency market metrics from CoinMarketCap' - a query operation that returns publicly available data without modifying anything.
Risk signalsHandles credentials or secrets (api_key)
Attacks that exploit this kind of access
The rule that runs cmc_global_metrics safely
PolicyLayer is an MCP gateway: it sits between your AI agents and UnClick, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For cmc_global_metrics, this is the rule to start with:
cmc_global_metrics 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 UnClick, apply this rule, and every cmc_global_metrics call is checked against it from then on.
Questions about cmc_global_metrics
Get global cryptocurrency market metrics from CoinMarketCap. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
cmc_global_metrics accepts 1 parameter: api_key. The full parameter table on this page comes from the server's own tool schema.
Register the UnClick MCP server in PolicyLayer and add a rule for cmc_global_metrics: 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 UnClick. Nothing to install.
cmc_global_metrics 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 cmc_global_metrics 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 cmc_global_metrics. 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.
cmc_global_metrics is provided by the UnClick MCP server (creativelead/unclick). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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