formatGoogleSheetCells
Format cells in a Google Sheet (background, borders, alignment)
This record as markdown: /tools/ark7-google-drive-mcp/formatgooglesheetcells.md
What formatGoogleSheetCells does on Google Drive
AI agents use formatGoogleSheetCells 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 |
|---|---|---|---|
range | string | Yes | Range to format (e.g., 'A1:C10') |
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 |
wrapStrategy | string | — | Text wrapping |
spreadsheetId | string | Yes | Spreadsheet ID |
backgroundColor | object | — | Background color (RGB values 0-1) |
verticalAlignment | string | — | Vertical alignment |
horizontalAlignment | string | — | Horizontal alignment |
Parameters from the server's own tool schema.
Why formatGoogleSheetCells is rated Medium
Formatting cells modifies data presentation in a reversible way—changes can be undone, reverted, or overwritten. This is characteristic of Write rather than Destructive (no data loss), Execute (no code/command execution), or other categories.
From the tool's definition The tool description states it "Format[s] cells in a Google Sheet (background, borders, alignment)" — a modification of spreadsheet formatting that persists but is reversible.
Risk signalsHigh parameter count (10 properties)
Attacks that exploit this kind of access
The rule that runs formatGoogleSheetCells 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 formatGoogleSheetCells, this is the rule to start with:
formatGoogleSheetCells 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 formatGoogleSheetCells call is checked against it from then on.
Questions about formatGoogleSheetCells
Format cells in a Google Sheet (background, borders, alignment). 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.
formatGoogleSheetCells accepts 7 parameters: range, account, wrapStrategy, spreadsheetId, backgroundColor, verticalAlignment, horizontalAlignment. Required: range, spreadsheetId. 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 formatGoogleSheetCells: 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.
formatGoogleSheetCells 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 formatGoogleSheetCells 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 formatGoogleSheetCells. 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.
formatGoogleSheetCells 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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