Low Risk

calculate_moving_min

Calculate the Moving Min (MMIN) for a given trading pair using Binance OHLCV data

How to control calculate_moving_min ↓

What calculate_moving_min does on Sperax Ecosystem Crypto & DeFI MCP Server

AI agents call calculate_moving_min to retrieve information from Sperax Ecosystem Crypto & DeFI MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why calculate_moving_min needs a policy

This is a read-only analytical tool that queries historical price data and derives a statistical indicator. It does not create, modify, delete, execute arbitrary operations, or move funds. The only action is retrieving and computing over data, classifying it as Read with low severity since misuse would only result in incorrect analysis without operational impact.

From the tool's definition The tool 'calculate_moving_min' retrieves and computes a technical analysis metric (Moving Min) from historical OHLCV data. It performs a calculation on existing data with no side effects, mutations, or external state changes.

Documented attack patterns abuse exactly the kind of access calculate_moving_min gives an agent:

How to control calculate_moving_min

PolicyLayer is an MCP gateway — it sits between your AI agents and Sperax Ecosystem Crypto & DeFI MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for calculate_moving_min:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "calculate_moving_min": {}
  }
}

calculate_moving_min is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Sperax Ecosystem Crypto & DeFI MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about calculate_moving_min

What does the calculate_moving_min tool do? +

Calculate the Moving Min (MMIN) for a given trading pair using Binance OHLCV data. It is categorised as a Read tool in the Sperax Ecosystem Crypto & DeFI MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on calculate_moving_min? +

Register the Sperax Ecosystem Crypto & DeFI MCP Server MCP server in PolicyLayer and add a rule for calculate_moving_min: 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 Sperax Ecosystem Crypto & DeFI MCP Server. Nothing to install.

What risk level is calculate_moving_min? +

calculate_moving_min is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit calculate_moving_min? +

Yes. Add a rate_limit block to the calculate_moving_min 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.

How do I block calculate_moving_min completely? +

Set action: deny in the PolicyLayer policy for calculate_moving_min. 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.

What MCP server provides calculate_moving_min? +

calculate_moving_min is provided by the Sperax Ecosystem Crypto & DeFI MCP Server MCP server (sperax/sperax-crypto-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Sperax Ecosystem Crypto & DeFI MCP Server tool call.

Start from Sperax Ecosystem Crypto & DeFI MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

1318 Sperax Ecosystem Crypto & DeFI MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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