insertChart

Inserts a chart into a Google Sheet. Supports bar, column, line, area, scatter, pie, donut, and treemap (hierarchical) chart types.

SERVERClaude MCP x Google Docs SOURCEa-bonus/google-docs-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/a-bonus-google-docs-mcp/insertchart.md

WHAT IT DOES

What insertChart does on Claude MCP x Google Docs

AI agents use insertChart to create or update resources in Claude MCP x Google Docs, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Claude MCP x Google Docs environment.

RISK

Why insertChart is rated Medium

This tool creates new chart objects within a Google Sheet, modifying the document structure reversibly. It does not delete data, execute arbitrary code, or cause financial transactions. The modification is reversible (charts can be deleted), making it a Write operation.

From the tool's definition Tool name 'insertChart' combined with description 'Inserts a chart into a Google Sheet' indicates creating/adding new content to a spreadsheet.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs insertChart safely

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

insertChart Rate-limited

insertChart 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": {
    "insertChart": {
      "limits": [
        {
          "counter": "insertchart_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 Claude MCP x Google Docs, apply this rule, and every insertChart call is checked against it from then on.

FAQ

Questions about insertChart

What does the insertChart tool do? +

Inserts a chart into a Google Sheet. Supports bar, column, line, area, scatter, pie, donut, and treemap (hierarchical) chart types. It is categorised as a Write tool in the Claude MCP x Google Docs MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on insertChart? +

Register the Claude MCP x Google Docs MCP server in PolicyLayer and add a rule for insertChart: 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 Claude MCP x Google Docs. Nothing to install.

What risk level is insertChart? +

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

Can I rate-limit insertChart? +

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

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

insertChart is provided by the Claude MCP x Google Docs MCP server (a-bonus/google-docs-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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