unmerge_cells

取消合并单元格

SERVERExcel MCP Server with Supabase Storage SOURCE1126misakp/excel-mcp-server-with-supabase-storage

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade C, identity unverified Pull the record →

This record as markdown: /tools/1126misakp-excel-mcp-server-with-supabase-storage/unmerge-cells.md

WHAT IT DOES

What unmerge_cells does on Excel MCP Server with Supabase Storage

AI agents use unmerge_cells to create or update resources in Excel MCP Server with Supabase Storage, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Excel MCP Server with Supabase Storage environment.

RISK

Why unmerge_cells is rated Medium

Unmerging cells is a reversible modification operation that alters the structure and formatting of spreadsheet cells without permanently deleting data or executing external code. It modifies the workbook state but changes can be undone, placing it in the Write category rather than Destructive.

From the tool's definition Tool name 'unmerge_cells' and description '取消合并单元格' (Chinese: 'unmerge cells') indicate modification of cell formatting properties in an Excel workbook.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs unmerge_cells safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Excel MCP Server with Supabase Storage, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For unmerge_cells, this is the rule to start with:

unmerge_cells Rate-limited

unmerge_cells 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "unmerge_cells": {
      "limits": [
        {
          "counter": "unmerge_cells_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Excel MCP Server with Supabase Storage, apply this rule, and every unmerge_cells call is checked against it from then on.

FAQ

Questions about unmerge_cells

What does the unmerge_cells tool do? +

取消合并单元格. It is categorised as a Write tool in the Excel MCP Server with Supabase Storage MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on unmerge_cells? +

Register the Excel MCP Server with Supabase Storage MCP server in PolicyLayer and add a rule for unmerge_cells: 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 Excel MCP Server with Supabase Storage. Nothing to install.

What risk level is unmerge_cells? +

unmerge_cells is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit unmerge_cells? +

Yes. Add a rate_limit block to the unmerge_cells 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.

How do I block unmerge_cells completely? +

Set action: deny in the PolicyLayer policy for unmerge_cells. 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.

What MCP server provides unmerge_cells? +

unmerge_cells is provided by the Excel MCP Server with Supabase Storage MCP server (1126misakp/excel-mcp-server-with-supabase-storage). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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