TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL

Fetches specified fields for a specific label on a Trello board; this read-only action does not return information about which cards the label is attached to.

SERVERTrello SOURCEmcp-server-trello

Low RISK CLASS

Category Read

Parameters 30 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/trello/trello-get-boards-labels-by-id-board-by-id-label.md

WHAT IT DOES

What TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL does on Trello

AI agents call TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL 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.

Parameter	Type	Required	Description
`fields`	string	—	A comma-separated list of fields to include in the response for the label, or 'all' for all fields. Valid fields: 'color', 'idBoard', 'name', 'uses'.
`idBoard`	string	—	The unique identifier of the Trello board.
`idLabel`	string	—	The unique identifier of the label within the specified board.

Parameters from the server's own tool schema.

RISK

Why TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL is rated Low

This tool retrieves label metadata from a Trello board. It performs no creation, modification, deletion, or external triggering of operations. The read-only nature and fetch-based operation clearly place it in the Read category with low severity, as label metadata exposure poses minimal risk to system integrity or user data security.

From the tool's definition Tool description explicitly states 'read-only action' and 'Fetches specified fields', indicating data retrieval without modification or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL 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 TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL, this is the rule to start with:

TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL Allowed

TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL 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": {
    "TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL": {}
  }
}

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 TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL call is checked against it from then on.

FAQ

Questions about TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL

What does the TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL tool do? +

Fetches specified fields for a specific label on a Trello board; this read-only action does not return information about which cards the label is attached to. It is categorised as a Read tool in the Trello MCP Server, which means it retrieves data without modifying state.

What parameters does TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL accept? +

TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL accepts 3 parameters: fields, idBoard, idLabel. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL? +

Register the Trello MCP server in PolicyLayer and add a rule for TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL: 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 TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL? +

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

Can I rate-limit TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL? +

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

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

TRELLO_GET_BOARDS_LABELS_BY_ID_BOARD_BY_ID_LABEL is provided by the Trello MCP server (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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