get_board_labels

Get all labels of a specific board

SERVERTrello SOURCE@delorenj/mcp-server-trello

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-delorenj-mcp-server-trello/get-board-labels.md

WHAT IT DOES

What get_board_labels does on Trello

AI agents call get_board_labels to retrieve information from Trello without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_board_labels is rated Low

This tool retrieves label metadata from a Trello board. It performs a read-only query with no capacity to modify, create, delete, or execute external operations. The blast radius of misuse is minimal—exposure of label names poses no direct harm.

From the tool's definition Tool name is 'get_board_labels' and description states 'Get all labels of a specific board' — a pure retrieval operation with no modification, deletion, or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_board_labels safely

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

get_board_labels Allowed

get_board_labels is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_board_labels": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Trello, apply this rule, and every get_board_labels call is checked against it from then on.

FAQ

Questions about get_board_labels

What does the get_board_labels tool do? +

Get all labels of a specific board. It is categorised as a Read tool in the Trello MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_board_labels? +

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

What risk level is get_board_labels? +

get_board_labels is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_board_labels? +

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

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

get_board_labels is provided by the Trello MCP server (@delorenj/mcp-server-trello). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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