c4_causal

A other tool on the C4REQBER MCP server.

SERVERC4REQBER SOURCEC4MIND/C4REQBER

Low RISK CLASS

Category Other

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/c4reqber/c4-causal.md

WHAT IT DOES

What c4_causal does on C4REQBER

AI agents call c4_causal as a supporting operation in C4REQBER workflows.

RISK

Why c4_causal is rated Low

With no description available, the tool's actual behavior cannot be determined. The name 'c4_causal' loosely implies causal reasoning or analysis, which could be a Read-like operation, but there is insufficient evidence to classify it with confidence. Defaulting to Other with low confidence due to the empty description.

From the tool's definition Tool description is empty and uninformative; tool name 'c4_causal' suggests causal analysis or reasoning but provides no concrete behavioral details.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs c4_causal safely

PolicyLayer is an MCP gateway: it sits between your AI agents and C4REQBER, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For c4_causal, this is the rule to start with:

c4_causal Rate-limited

c4_causal gets a rate cap, and everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "c4_causal": {
      "limits": [
        {
          "counter": "c4_causal_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}

SET A RULE FOR THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect C4REQBER, apply this rule, and every c4_causal call is checked against it from then on.

FAQ

Questions about c4_causal

What does the c4_causal tool do? +

c4_causal is a other tool on the C4REQBER MCP server. It is categorised as a Other tool in the C4REQBER MCP Server, which means it performs auxiliary operations.

How do I enforce a policy on c4_causal? +

Register the C4REQBER MCP server in PolicyLayer and add a rule for c4_causal: 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 C4REQBER. Nothing to install.

What risk level is c4_causal? +

c4_causal is a Other tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit c4_causal? +

Yes. Add a rate_limit block to the c4_causal 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 c4_causal completely? +

Set action: deny in the PolicyLayer policy for c4_causal. 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 c4_causal? +

c4_causal is provided by the C4REQBER MCP server (C4MIND/C4REQBER). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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