# clickup_add_guest_to_task

A write tool on the Clickup MCP server.

Agent View of the PolicyLayer registry record for `clickup_add_guest_to_task`. HTML page: https://policylayer.com/tools/clickup-mcp/clickup-add-guest-to-task

## Facts

- Tool: `clickup_add_guest_to_task`
- Server: Clickup (`trustxai/clickup-mcp`) — https://policylayer.com/tools/clickup-mcp.md
- Homepage: https://github.com/trustxai/clickup-mcp
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "clickup_add_guest_to_task",
    "arguments": {}
  }
}
```

## Why clickup_add_guest_to_task is rated Medium

This tool creates or modifies task data by adding a guest user, which is a reversible change (guests can be removed). This qualifies as Write category. Severity is medium because unauthorized guest additions could expose task information to unintended parties, affecting confidentiality and collaboration state, but the action is reversible and bounded to a single task scope.

From the tool's own definition: "Tool name 'clickup_add_guest_to_task' indicates modification of task access permissions by adding a guest. The description is empty, but the name clearly indicates a write operation that modifies task sharing/membership state."

## Use case

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

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Clickup:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "clickup_add_guest_to_task": {
      "limits": [
        {
          "counter": "clickup_add_guest_to_task_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Clickup (165)

- `clickup_delete_chat_channel` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-chat-channel.md
- `clickup_delete_chat_message` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-chat-message.md
- `clickup_delete_chat_reaction` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-chat-reaction.md
- `clickup_delete_checklist` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-checklist.md
- `clickup_delete_checklist_item` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-checklist-item.md
- `clickup_delete_comment` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-comment.md
- `clickup_delete_dependency` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-dependency.md
- `clickup_delete_folder` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-folder.md
- `clickup_delete_goal` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-goal.md
- `clickup_delete_key_result` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-key-result.md
- `clickup_delete_list` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-list.md
- `clickup_delete_space` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-space.md
- `clickup_delete_space_tag` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-space-tag.md
- `clickup_delete_task` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-task.md
- `clickup_delete_task_link` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-task-link.md
- `clickup_delete_time_entry` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-time-entry.md
- `clickup_delete_user_group` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-user-group.md
- `clickup_delete_view` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-view.md
- `clickup_delete_webhook` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-delete-webhook.md
- `clickup_remove_guest_from_folder` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-remove-guest-from-folder.md
- `clickup_remove_guest_from_list` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-remove-guest-from-list.md
- `clickup_remove_guest_from_task` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-remove-guest-from-task.md
- `clickup_remove_guest_from_workspace` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-remove-guest-from-workspace.md
- `clickup_remove_tag_from_task` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-remove-tag-from-task.md
- `clickup_remove_task_from_list` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-remove-task-from-list.md
- `clickup_remove_user_from_workspace` — Destructive — https://policylayer.com/tools/clickup-mcp/clickup-remove-user-from-workspace.md
- `clickup_start_time_entry` — Execute — https://policylayer.com/tools/clickup-mcp/clickup-start-time-entry.md
- `clickup_get_bulk_tasks_time_in_status` — Read — https://policylayer.com/tools/clickup-mcp/clickup-get-bulk-tasks-time-in-status.md
- `clickup_get_chat_channel` — Read — https://policylayer.com/tools/clickup-mcp/clickup-get-chat-channel.md
- `clickup_get_chat_channel_followers` — Read — https://policylayer.com/tools/clickup-mcp/clickup-get-chat-channel-followers.md
- …and 135 more: https://policylayer.com/tools/clickup-mcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=clickup-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/clickup-mcp
