calculate_stochastic_oscillator

THE RISK

Low Risk

Why calculate_stochastic_oscillator needs a policy

This is a pure technical analysis calculation that retrieves and processes market data to produce an indicator value. It has no side effects—it doesn't modify data, execute trades, move funds, or trigger external operations. The severity is low because misuse results only in incorrect trading signal analysis, not irreversible harm or financial loss directly from the tool itself.

From the tool's definition Tool calculates technical indicator (Stochastic Oscillator) using historical OHLCV data from Binance. 'Calculate' here means a mathematical computation on existing data with no modification of state, no fund movement, and no external operations triggered.

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

POLICY

How to control calculate_stochastic_oscillator

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_stochastic_oscillator:

policy.json

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

calculate_stochastic_oscillator 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.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

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EXPLORE

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The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
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FAQ

Questions about calculate_stochastic_oscillator

What does the calculate_stochastic_oscillator tool do? +

Calculate the Stochastic Oscillator (STOCH) 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_stochastic_oscillator? +

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

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

Can I rate-limit calculate_stochastic_oscillator? +

Yes. Add a rate_limit block to the calculate_stochastic_oscillator 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_stochastic_oscillator completely? +

Set action: deny in the PolicyLayer policy for calculate_stochastic_oscillator. 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_stochastic_oscillator? +

calculate_stochastic_oscillator 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.

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