analytics_get_apy_history

WHAT IT DOES

What analytics_get_apy_history does on Sperax Ecosystem Crypto & DeFI MCP Server

AI agents call analytics_get_apy_history 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.

THE RISK

Low Risk

Why analytics_get_apy_history needs a policy

This tool retrieves and queries historical APY (Annual Percentage Yield) data for the USDs stablecoin. It performs a read operation with no side effects—it neither creates, modifies, deletes data nor executes transactions or code. While it relates to DeFi, it only provides informational analytics, not financial transactions.

From the tool's definition Tool name 'analytics_get_apy_history' and description 'Get historical APY data for USDs showing yield performance over time' indicate retrieval of historical financial data without modification or execution of transactions.

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

POLICY

How to control analytics_get_apy_history

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 analytics_get_apy_history:

policy.json

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

analytics_get_apy_history 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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All 1318 Sperax Ecosystem Crypto & DeFI MCP Server tools →

Read tools on other servers

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Go deeper

The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
Data exfiltration → How read access becomes an exfiltration channel when chained with untrusted content.
MCP token cost → What connecting this server costs in context-window tokens on every request.
Rate Limiting MCP Tool Calls: A Practical Guide →
MCP Security: Why Prompt Guardrails Aren't Enough →

FAQ

Questions about analytics_get_apy_history

What does the analytics_get_apy_history tool do? +

Get historical APY data for USDs showing yield performance over time. 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 analytics_get_apy_history? +

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

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

Can I rate-limit analytics_get_apy_history? +

Yes. Add a rate_limit block to the analytics_get_apy_history 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 analytics_get_apy_history completely? +

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

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