check_viz_fit

A read tool on the Metis Public Health MCP server.

SERVERMetis Public Health SOURCEsveritg/metis_ph

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/sveritg-metis-ph/check-viz-fit.md

WHAT IT DOES

What check_viz_fit does on Metis Public Health

AI agents call check_viz_fit to retrieve information from Metis Public Health without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why check_viz_fit is rated Low

Likely checks visualization fit; read-only analysis without apparent side effects, but confidence limited by empty description.

From the tool's definition uninformative description

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs check_viz_fit safely

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

check_viz_fit Allowed

check_viz_fit 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": {
    "check_viz_fit": {}
  }
}

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

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

FAQ

Questions about check_viz_fit

What does the check_viz_fit tool do? +

check_viz_fit is a read tool on the Metis Public Health MCP server. It is categorised as a Read tool in the Metis Public Health MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on check_viz_fit? +

Register the Metis Public Health MCP server in PolicyLayer and add a rule for check_viz_fit: 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 Metis Public Health. Nothing to install.

What risk level is check_viz_fit? +

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

Can I rate-limit check_viz_fit? +

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

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

check_viz_fit is provided by the Metis Public Health MCP server (sveritg/metis_ph). 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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