update_metric

A write tool on the ComplianceCow MCP server.

SERVERComplianceCow MCP Server SOURCEcompliancecow/cow-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/compliancecow-cow-mcp/update-metric.md

WHAT IT DOES

What update_metric does on ComplianceCow MCP Server

AI agents use update_metric to create or update resources in ComplianceCow MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your ComplianceCow MCP Server environment.

RISK

Why update_metric is rated Medium

The 'update_metric' tool modifies compliance metrics within the ComplianceCow platform. This is reversible data modification (Write category) rather than destructive deletion. The potential blast radius is medium because incorrect metric updates could affect compliance reporting and auditable evidence, but changes can be reverted.

From the tool's definition Tool name is 'update_metric' which indicates modification of data. Server description states it 'supports automated remediation actions such as fixing policies', and sibling tools like 'add_metric', 'attach_citation_to_metrics', and 'attach_rule_to_control'…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs update_metric safely

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

update_metric Rate-limited

update_metric stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "update_metric": {
      "limits": [
        {
          "counter": "update_metric_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about update_metric

What does the update_metric tool do? +

update_metric is a write tool on the ComplianceCow MCP Server MCP server. It is categorised as a Write tool in the ComplianceCow MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_metric? +

Register the ComplianceCow MCP Server MCP server in PolicyLayer and add a rule for update_metric: 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 ComplianceCow MCP Server. Nothing to install.

What risk level is update_metric? +

update_metric is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit update_metric? +

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

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

update_metric is provided by the ComplianceCow MCP Server MCP server (compliancecow/cow-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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Guides

Govern customer-ops agents →Argument validation →Scoped token →