Reads the formatting/style of cells in a given range. Returns formatting details like bold, italic, fontSize, fontFamily, colors, alignment, borders, and number format per cell.
AI agents call readCellFormat to retrieve information from Google Docs, Drive & Sheets MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves cell formatting information from a spreadsheet without creating, modifying, deleting, or executing operations. It has no side effects and poses minimal risk if misused by an AI agent, as the worst outcome would be accessing visible spreadsheet styling information.
From the tool's definition Tool name 'readCellFormat' and description 'Reads the formatting/style of cells' indicate a retrieval operation.
Attacks that exploit this kind of access
Reads the formatting/style of cells in a given range. Returns formatting details like bold, italic, fontSize, fontFamily, colors, alignment, borders, and number format per cell. It is categorised as a Read tool in the Google Docs, Drive & Sheets MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Google Docs, Drive & Sheets MCP Server MCP server in PolicyLayer and add a rule for readCellFormat: 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 Docs, Drive & Sheets MCP Server. Nothing to install.
readCellFormat is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the readCellFormat 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 readCellFormat. 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.
readCellFormat is provided by the Google Docs, Drive & Sheets MCP Server MCP server (rulords/google-docs-mcp-personal). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
Teams ship this data inside their own products. See what a licence covers →