# insert_bar_chart

Insert a native bar chart (no Excel required).

Agent View of the PolicyLayer registry record for `insert_bar_chart`. HTML page: https://policylayer.com/tools/securityronin-docx-mcp/insert-bar-chart

## Facts

- Tool: `insert_bar_chart`
- Server: Docx (`securityronin/docx-mcp`) — https://policylayer.com/tools/securityronin-docx-mcp.md
- Homepage: https://github.com/SecurityRonin/docx-mcp
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "insert_bar_chart",
    "arguments": {}
  }
}
```

## Why insert_bar_chart is rated Medium

This tool creates or adds a new chart object to a Word document, modifying the document's content in a reversible manner. This is a Write operation—it does not execute arbitrary code, delete data, or move money. The severity is medium because uncontrolled chart insertion could degrade document integrity or consume resources, but the operation is reversible through undo or deletion.

From the tool's own definition: "Tool name 'insert_bar_chart' and description 'Insert a native bar chart' indicate creation of new content within the document."

## Use case

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

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Docx:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "insert_bar_chart": {
      "limits": [
        {
          "counter": "insert_bar_chart_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Docx (218)

- `delete_column_from_table` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-column-from-table.md
- `delete_comment` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-comment.md
- `delete_content_control` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-content-control.md
- `delete_custom_property` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-custom-property.md
- `delete_endnote` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-endnote.md
- `delete_field` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-field.md
- `delete_footer` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-footer.md
- `delete_footnote` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-footnote.md
- `delete_header` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-header.md
- `delete_image` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-image.md
- `delete_paragraph` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-paragraph.md
- `delete_section_break` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-section-break.md
- `delete_style` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-style.md
- `delete_table` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-table.md
- `delete_table_row` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-table-row.md
- `delete_text` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/delete-text.md
- `flatten_document` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/flatten-document.md
- `remove_bookmark` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/remove-bookmark.md
- `remove_watermark` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/remove-watermark.md
- `scrub_pii` — Destructive — https://policylayer.com/tools/securityronin-docx-mcp/scrub-pii.md
- `compare_documents` — Execute — https://policylayer.com/tools/securityronin-docx-mcp/compare-documents.md
- `xpath_query` — Execute — https://policylayer.com/tools/securityronin-docx-mcp/xpath-query.md
- `audit_document` — Read — https://policylayer.com/tools/securityronin-docx-mcp/audit-document.md
- `check_accessibility` — Read — https://policylayer.com/tools/securityronin-docx-mcp/check-accessibility.md
- `compare_contracts` — Read — https://policylayer.com/tools/securityronin-docx-mcp/compare-contracts.md
- `diff_to_text` — Read — https://policylayer.com/tools/securityronin-docx-mcp/diff-to-text.md
- `export_markdown` — Read — https://policylayer.com/tools/securityronin-docx-mcp/export-markdown.md
- `generate_change_summary` — Read — https://policylayer.com/tools/securityronin-docx-mcp/generate-change-summary.md
- `get_alt_text` — Read — https://policylayer.com/tools/securityronin-docx-mcp/get-alt-text.md
- `get_body_text` — Read — https://policylayer.com/tools/securityronin-docx-mcp/get-body-text.md
- …and 188 more: https://policylayer.com/tools/securityronin-docx-mcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=securityronin-docx-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/securityronin-docx-mcp