create_board

Create a new Trello board.

SERVERTrello MCP Server SOURCEabdwyer/trellomcp

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/abdwyer-trellomcp/create-board.md

WHAT IT DOES

What create_board does on Trello MCP Server

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

RISK

Why create_board is rated Medium

The tool creates a new Trello board, which is a write operation that generates new data. It is reversible (the board can be deleted later), does not destroy data, involves no financial transaction, and does not execute arbitrary code or commands. Write is the appropriate category.

From the tool's definition Tool name is 'create_board' and description states 'Create a new Trello board.' This is a create operation that generates new data without irreversible deletion or financial impact.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs create_board safely

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

create_board Rate-limited

create_board 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": {
    "create_board": {
      "limits": [
        {
          "counter": "create_board_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 Trello MCP Server, apply this rule, and every create_board call is checked against it from then on.

FAQ

Questions about create_board

What does the create_board tool do? +

Create a new Trello board. It is categorised as a Write tool in the Trello 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 create_board? +

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

What risk level is create_board? +

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

Can I rate-limit create_board? +

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

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

create_board is provided by the Trello MCP Server MCP server (abdwyer/trellomcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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