Medium Risk

archive_all_cards

Archive all cards in a list. Use this tool to quickly archive all cards in a list.

How to control archive_all_cards ↓

What archive_all_cards does on Trello

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

Medium Risk

Why archive_all_cards needs a policy

Archiving cards modifies their state reversibly; users can unarchive them later. This is not destructive (permanent deletion) but is a bulk modification action affecting multiple items. The medium severity reflects that an AI agent could mistakenly archive many cards, requiring manual recovery, but the action is undoable.

From the tool's definition Tool description states 'Archive all cards in a list' — archiving is a reversible action in Trello that hides cards without deletion.

Documented attack patterns abuse exactly the kind of access archive_all_cards gives an agent:

How to control archive_all_cards

PolicyLayer is an MCP gateway — it sits between your AI agents and Trello, and nothing reaches the server without passing your rules. This is the rule we recommend for archive_all_cards:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "archive_all_cards": {
      "limits": [
        {
          "counter": "archive_all_cards_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

archive_all_cards 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.

  1. Create a free account and register Trello — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
LIMIT THIS TOOL →

Free to start. No card required.

Related tools and policies

Go deeper

Questions about archive_all_cards

What does the archive_all_cards tool do? +

Archive all cards in a list. Use this tool to quickly archive all cards in a list. It is categorised as a Write tool in the Trello MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on archive_all_cards? +

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

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

Can I rate-limit archive_all_cards? +

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

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

archive_all_cards is provided by the Trello MCP server (v4lheru/trello-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Trello tool call.

Start from Trello, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

76 Trello tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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