smartsheet_create_sheet_discussion

WHAT IT DOES

What smartsheet_create_sheet_discussion does on Smartsheet MCP Server

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

WHY IT NEEDS A POLICY

Why smartsheet_create_sheet_discussion needs a policy

This tool creates new discussion threads and comments at the sheet level—a reversible write operation. It does not execute code, delete data, or affect financial systems. The blast radius is limited to adding collaborative annotations to Smartsheet sheets, which can be easily deleted or edited if misused. Classified as Write rather than Read due to its generative nature and side effects on sheet state.

From the tool's definition Tool description states 'Create a new discussion' which adds new collaborative content to a sheet. The arguments accept a sheet_id and comment_text, and returns new discussion and comment IDs, indicating persistent data creation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

smartsheet_create_sheet_discussion Rate-limited

smartsheet_create_sheet_discussion 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": {
    "smartsheet_create_sheet_discussion": {
      "limits": [
        {
          "counter": "smartsheet_create_sheet_discussion_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Smartsheet MCP Server, so you can run agents against it safely.

FAQ

Questions about smartsheet_create_sheet_discussion

What does the smartsheet_create_sheet_discussion tool do? +

Create a new discussion (with initial comment) at the sheet level in Smartsheet. Args: - sheet_id (number): Target sheet ID - comment_text (string): Initial comment text for the discussion Returns: New discussion ID and comment ID. It is categorised as a Write tool in the Smartsheet MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on smartsheet_create_sheet_discussion? +

Register the Smartsheet MCP Server MCP server in PolicyLayer and add a rule for smartsheet_create_sheet_discussion: 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 Smartsheet MCP Server. Nothing to install.

What risk level is smartsheet_create_sheet_discussion? +

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

Can I rate-limit smartsheet_create_sheet_discussion? +

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

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

smartsheet_create_sheet_discussion is provided by the Smartsheet MCP Server MCP server (prmbr42-bot/smartsheet-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.