createSpreadsheet

Create a new spreadsheet with a name.

SERVERNodebench SOURCEnodebench-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-homenshum-nodebench/createspreadsheet.md

WHAT IT DOES

What createSpreadsheet does on Nodebench

AI agents use createSpreadsheet to create or update resources in Nodebench, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Nodebench environment.

RISK

Why createSpreadsheet is rated Medium

This tool creates a new spreadsheet, which is a reversible write operation. It does not execute arbitrary code, delete data, or move money. The severity is medium rather than low because spreadsheets can store important data and a compromised agent could create numerous spreadsheets or ones containing sensitive information, but the operation itself is reversible (spreadsheets can be deleted).

From the tool's definition Tool name is 'createSpreadsheet' and description states 'Create a new spreadsheet with a name.' The verb 'Create' indicates data creation.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs createSpreadsheet safely

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

createSpreadsheet Rate-limited

createSpreadsheet 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": {
    "createSpreadsheet": {
      "limits": [
        {
          "counter": "createspreadsheet_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 Nodebench, apply this rule, and every createSpreadsheet call is checked against it from then on.

FAQ

Questions about createSpreadsheet

What does the createSpreadsheet tool do? +

Create a new spreadsheet with a name. It is categorised as a Write tool in the Nodebench MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on createSpreadsheet? +

Register the Nodebench MCP server in PolicyLayer and add a rule for createSpreadsheet: 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 Nodebench. Nothing to install.

What risk level is createSpreadsheet? +

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

Can I rate-limit createSpreadsheet? +

Yes. Add a rate_limit block to the createSpreadsheet 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 createSpreadsheet completely? +

Set action: deny in the PolicyLayer policy for createSpreadsheet. 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 createSpreadsheet? +

createSpreadsheet is provided by the Nodebench MCP server (nodebench-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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