formatGoogleDocText
Apply text formatting (bold, italic, font, color, links, superscript/subscript) to a range or found text in a Google Doc. Alias for applyTextStyle.
This record as markdown: /tools/ark7-google-drive-mcp/formatgoogledoctext.md
What formatGoogleDocText does on Google Drive
AI agents use formatGoogleDocText to create or update resources in Google Drive, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Google Drive environment.
| Parameter | Type | Required | Description |
|---|---|---|---|
bold | boolean | — | Make text bold |
tabId | string | — | Optional. Tab ID to format within (from listDocumentTabs). If omitted, operates on the first/default tab. |
italic | boolean | — | Make text italic |
account | string | — | Alias of the Google account to target. Optional — defaults to the session/global default account, or the sole authenticated account. Run manage_accounts list to |
linkUrl | string | — | URL for hyperlink |
endIndex | number | — | End index (exclusive) - use with startIndex |
fontSize | number | — | Font size in points |
underline | boolean | — | Underline text |
documentId | string | Yes | The document ID |
fontFamily | string | — | Font family name |
startIndex | number | — | Start index (1-based) - use with endIndex |
textToFind | string | — | Text to find and format (alternative to indices) |
Parameters from the server's own tool schema.
Why formatGoogleDocText is rated Medium
This tool creates or modifies data reversibly—it changes document formatting without deleting content or executing arbitrary code. The modifications can be undone, placing it in the Write category.
From the tool's definition Tool applies text formatting (bold, italic, font, color, links, superscript/subscript) to a range in a Google Doc. This modifies document content reversibly through the applyTextStyle operation.
Risk signalsHigh parameter count (18 properties)
Attacks that exploit this kind of access
The rule that runs formatGoogleDocText safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Google Drive, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For formatGoogleDocText, this is the rule to start with:
formatGoogleDocText 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.
The button opens the PolicyLayer dashboard: create your workspace, connect Google Drive, apply this rule, and every formatGoogleDocText call is checked against it from then on.
Questions about formatGoogleDocText
Apply text formatting (bold, italic, font, color, links, superscript/subscript) to a range or found text in a Google Doc. Alias for applyTextStyle. It is categorised as a Write tool in the Google Drive MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
formatGoogleDocText accepts 12 parameters: bold, tabId, italic, account, linkUrl, endIndex, fontSize, underline, documentId, fontFamily, startIndex, textToFind. Required: documentId. The full parameter table on this page comes from the server's own tool schema.
Register the Google Drive MCP server in PolicyLayer and add a rule for formatGoogleDocText: 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 Google Drive. Nothing to install.
formatGoogleDocText is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the formatGoogleDocText 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.
Set action: deny in the PolicyLayer policy for formatGoogleDocText. 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.
formatGoogleDocText is provided by the Google Drive MCP server (@ark7/google-drive-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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