calculate_double_exponential_moving_average

THE RISK

Low Risk

Why calculate_double_exponential_moving_average needs a policy

This is a pure calculation/analysis tool that reads market data and computes a technical indicator. It has no side effects, does not execute trades, does not create or modify data, and does not involve financial transactions. It fits the Read category as a data retrieval and computation utility for decision support.

From the tool's definition Tool calculates and returns a technical analysis metric (DEMA) based on existing OHLCV data from Binance. The description contains 'Calculate' and 'for a given trading pair', indicating it retrieves and processes data without modifying state or executing…

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

POLICY

How to control calculate_double_exponential_moving_average

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_double_exponential_moving_average:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "calculate_double_exponential_moving_average": {}
  }
}

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

Create a free account and register Sperax Ecosystem Crypto & DeFI MCP Server — nothing to install.
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Point your MCP client (Claude, Cursor, anything) at your gateway URL.

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FAQ

Questions about calculate_double_exponential_moving_average

What does the calculate_double_exponential_moving_average tool do? +

Calculate the Double Exponential Moving Average (DEMA) 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_double_exponential_moving_average? +

Register the Sperax Ecosystem Crypto & DeFI MCP Server MCP server in PolicyLayer and add a rule for calculate_double_exponential_moving_average: 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_double_exponential_moving_average? +

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

Can I rate-limit calculate_double_exponential_moving_average? +

Yes. Add a rate_limit block to the calculate_double_exponential_moving_average 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_double_exponential_moving_average completely? +

Set action: deny in the PolicyLayer policy for calculate_double_exponential_moving_average. 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_double_exponential_moving_average? +

calculate_double_exponential_moving_average 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.

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