Get all comments on a Trello card. Args: - card_id (string): The card to get comments from - limit (number): Max comments to return (1-100, default: 20) - response_format (
AI agents call trello_get_comments to retrieve information from Trello MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves existing comment data from a Trello card without creating, modifying, or deleting any information. It has no side effects and poses minimal risk even if invoked by an AI agent with incorrect parameters—at worst it returns irrelevant or no data. This is a straightforward read operation.
From the tool's definition Tool name 'trello_get_comments' and description 'Get all comments on a Trello card' indicate retrieval only. Arguments are card_id and limit parameters for querying, with no modification or deletion capability.
Attacks that exploit this kind of access
Get all comments on a Trello card. Args: - card_id (string): The card to get comments from - limit (number): Max comments to return (1-100, default: 20) - response_format (. It is categorised as a Read tool in the Trello MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Trello MCP Server MCP server in PolicyLayer and add a rule for trello_get_comments: 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.
trello_get_comments is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the trello_get_comments 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_get_comments. 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_get_comments is provided by the Trello MCP Server MCP server (rdeprey/trello-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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