bar_plot

Create a bar chart from CSV or Excel data with categorical grouping.

SERVERCLIO Adios SOURCEpypi:clio-kit

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/io-github-iowarp-adios-mcp/bar-plot.md

WHAT IT DOES

What bar_plot does on CLIO Adios

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

RISK

Why bar_plot is rated Medium

The bar_plot tool creates visualization outputs (bar charts) from input data. While it doesn't modify the original data source and has no destructive effects, it does generate new data artifacts (the chart itself), making it a Write operation. The severity is low because misuse would only result in incorrect visualizations with minimal blast radius—no financial impact, data loss, or system compromise possible.

From the tool's definition The tool "Create a bar chart" takes input data and generates a visualization artifact (chart). This is a data creation/generation action that produces new output.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs bar_plot safely

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

bar_plot Rate-limited

bar_plot 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": {
    "bar_plot": {
      "limits": [
        {
          "counter": "bar_plot_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 CLIO Adios, apply this rule, and every bar_plot call is checked against it from then on.

FAQ

Questions about bar_plot

What does the bar_plot tool do? +

Create a bar chart from CSV or Excel data with categorical grouping. It is categorised as a Write tool in the CLIO Adios MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on bar_plot? +

Register the CLIO Adios MCP server in PolicyLayer and add a rule for bar_plot: 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 CLIO Adios. Nothing to install.

What risk level is bar_plot? +

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

Can I rate-limit bar_plot? +

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

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

bar_plot is provided by the CLIO Adios MCP server (pypi:clio-kit). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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