# clickup_update_chat_message

A write tool on the Clickup MCP server.

Agent View of the PolicyLayer registry record for `clickup_update_chat_message`. HTML page: https://policylayer.com/tools/clickup-mcp/clickup-update-chat-message

## Facts

- Tool: `clickup_update_chat_message`
- 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_update_chat_message",
    "arguments": {}
  }
}
```

## Why clickup_update_chat_message is rated Medium

This tool modifies (updates) existing chat messages, making it a Write operation rather than Read (which would only retrieve) or Destructive (which would delete). The severity is medium because unauthorized modification of chat messages could disrupt team communication and coordination, but the blast radius is limited to the specific message being updated and the messages are typically recoverable.

From the tool's own definition: "Tool name 'clickup_update_chat_message' indicates modification of existing chat message data. The verb 'update' signifies reversible change to data."

## Use case

AI agents use clickup_update_chat_message 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_update_chat_message": {
      "limits": [
        {
          "counter": "clickup_update_chat_message_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`

---

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