TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER
Removes a currently assigned member from a Trello card, affecting only the card's member list and not the member's board membership or overall permissions.
This record as markdown: /tools/trello/trello-delete-cards-id-members-by-id-card-by-id-member.md
What TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER does on Trello
AI agents call TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER to permanently remove resources in Trello, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
| Parameter | Type | Required | Description |
|---|---|---|---|
idCard | string | — | The ID or shortLink of the card from which the member will be removed. |
idMember | string | — | The ID of the member to be unassigned from the card. |
Parameters from the server's own tool schema.
Why TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER is rated Critical
This tool performs an irreversible deletion operation—removing a member assignment from a card. While the member retains board access and the card itself remains, the assignment relationship is permanently deleted and cannot be trivially restored without reapplying. This fits the Destructive category (irreversible data removal).
From the tool's definition Tool name includes 'DELETE' and description states 'Removes a currently assigned member from a Trello card'. The action irreversibly removes an assignment relationship.
Attacks that exploit this kind of access
The rule that runs TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER 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_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER, this is the rule to start with:
TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Trello, apply this rule, and every TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER call is checked against it from then on.
Questions about TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER
Removes a currently assigned member from a Trello card, affecting only the card's member list and not the member's board membership or overall permissions. It is categorised as a Destructive tool in the Trello MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER accepts 2 parameters: idCard, idMember. The full parameter table on this page comes from the server's own tool schema.
Register the Trello MCP server in PolicyLayer and add a rule for TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER: 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.
TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER 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.
Set action: deny in the PolicyLayer policy for TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER. 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.
TRELLO_DELETE_CARDS_ID_MEMBERS_BY_ID_CARD_BY_ID_MEMBER 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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