todoist_comment_create · Mcp Todoist MCP: Risk & Policy

WHAT IT DOES

What todoist_comment_create does on Mcp Todoist

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

WHY IT NEEDS A POLICY

Why todoist_comment_create needs a policy

This tool creates new comment records in Todoist tasks or projects. While reversible (comments can be deleted via todoist_comment_delete), it modifies state by adding data.

From the tool's definition Tool description explicitly states 'Add a comment' which creates new data in the Todoist system. The sibling tools include 'todoist_comment_delete' and 'todoist_comment_update', confirming this operates in a write context.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

todoist_comment_create Rate-limited

todoist_comment_create 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": {
    "todoist_comment_create": {
      "limits": [
        {
          "counter": "todoist_comment_create_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 Mcp Todoist, so you can run agents against it safely.

FAQ

Questions about todoist_comment_create

What does the todoist_comment_create tool do? +

Add a comment to a task or project in Todoist. For task comments, provide task_id or task_name. For project comments, provide project_id. It is categorised as a Write tool in the Mcp Todoist MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on todoist_comment_create? +

Register the Mcp Todoist MCP server in PolicyLayer and add a rule for todoist_comment_create: 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 Mcp Todoist. Nothing to install.

What risk level is todoist_comment_create? +

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

Can I rate-limit todoist_comment_create? +

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

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

todoist_comment_create is provided by the Mcp Todoist MCP server (@greirson/mcp-todoist). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.