util_pairs_zscore

Z-score of spread series for pairs trading

SERVERDelx Mcp A2a SOURCEhttps://api.delx.ai/v1/mcp

Low RISK CLASS

Category Read

Parameters 11 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-davidmosiah-delx-mcp-a2a/util-pairs-zscore.md

WHAT IT DOES

What util_pairs_zscore does on Delx Mcp A2a

AI agents call util_pairs_zscore to retrieve information from Delx Mcp A2a 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
`spread`	array	Yes	Spread series for pairs z-score

Parameters from the server's own tool schema.

RISK

Why util_pairs_zscore is rated Low

Even though util_pairs_zscore only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs util_pairs_zscore safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Delx Mcp A2a, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For util_pairs_zscore, this is the rule to start with:

util_pairs_zscore Allowed

util_pairs_zscore is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

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

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Delx Mcp A2a, apply this rule, and every util_pairs_zscore call is checked against it from then on.

FAQ

Questions about util_pairs_zscore

What does the util_pairs_zscore tool do? +

Z-score of spread series for pairs trading. It is categorised as a Read tool in the Delx Mcp A2a MCP Server, which means it retrieves data without modifying state.

What parameters does util_pairs_zscore accept? +

util_pairs_zscore accepts 1 parameter: spread. Required: spread. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on util_pairs_zscore? +

Register the Delx Mcp A2a MCP server in PolicyLayer and add a rule for util_pairs_zscore: 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 Delx Mcp A2a. Nothing to install.

What risk level is util_pairs_zscore? +

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

Can I rate-limit util_pairs_zscore? +

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

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

util_pairs_zscore is provided by the Delx Mcp A2a MCP server (https://api.delx.ai/v1/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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