Apply text formatting (bold, italic, font, color, links) to a range or found text in a Google Doc. Alias for applyTextStyle.
AI agents use formatGoogleDocText to create or update resources in Google Drive MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Google Drive MCP Server environment.
This tool modifies document styling attributes reversibly. While it changes document state, the modifications are non-destructive and can be undone (typical of document editors). It does not delete data, execute code, move money, or trigger external side effects beyond the document itself.
From the tool's definition The tool description states it applies text formatting (bold, italic, font, color, links) to text in a Google Doc, which is a reversible modification of document content.
Documented attack patterns abuse exactly the kind of access formatGoogleDocText gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Google Drive MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for formatGoogleDocText:
{
"version": "1",
"default": "deny",
"tools": {
"formatGoogleDocText": {
"limits": [
{
"counter": "formatgoogledoctext_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}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.
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Apply text formatting (bold, italic, font, color, links) 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 MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Google Drive MCP Server 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 MCP Server. 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 MCP server (piotr-agier/google-drive-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 107 Google Drive MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
107 Google Drive MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.