# actual_categories_update

Update an existing category in Actual Budget. You can rename the category, move it to a different group, or change its properties.

Agent View of the PolicyLayer registry record for `actual_categories_update`. HTML page: https://policylayer.com/tools/actual/actual-categories-update

## Facts

- Tool: `actual_categories_update`
- Server: Actual (`actual-mcp-server`) — https://policylayer.com/tools/actual.md
- Install: `npx -y actual-mcp-server`
- Homepage: git+https://github.com/agigante80/actual-mcp-server.git
- 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": "actual_categories_update",
    "arguments": {}
  }
}
```

## Why actual_categories_update is rated Medium

This tool creates or modifies data reversibly without deleting information or executing external code. While it operates within a financial management system (Actual Budget), it does not move money, create financial obligations, or perform destructive operations.

From the tool's own definition: "Tool description states 'Update an existing category' and lists capabilities to 'rename the category, move it to a different group, or change its properties.' These are reversible modifications to category configuration data."

## Use case

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

## Recommended policy (PolicyLayer)

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

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

## Other tools on Actual (63)

- `actual_accounts_delete` — Destructive — https://policylayer.com/tools/actual/actual-accounts-delete.md
- `actual_categories_delete` — Destructive — https://policylayer.com/tools/actual/actual-categories-delete.md
- `actual_category_groups_delete` — Destructive — https://policylayer.com/tools/actual/actual-category-groups-delete.md
- `actual_payees_delete` — Destructive — https://policylayer.com/tools/actual/actual-payees-delete.md
- `actual_rules_delete` — Destructive — https://policylayer.com/tools/actual/actual-rules-delete.md
- `actual_schedules_delete` — Destructive — https://policylayer.com/tools/actual/actual-schedules-delete.md
- `actual_tags_delete` — Destructive — https://policylayer.com/tools/actual/actual-tags-delete.md
- `actual_transactions_delete` — Destructive — https://policylayer.com/tools/actual/actual-transactions-delete.md
- `actual_bank_sync` — Execute — https://policylayer.com/tools/actual/actual-bank-sync.md
- `actual_query_run` — Execute — https://policylayer.com/tools/actual/actual-query-run.md
- `actual_session_close` — Other — https://policylayer.com/tools/actual/actual-session-close.md
- `actual_accounts_list` — Read — https://policylayer.com/tools/actual/actual-accounts-list.md
- `actual_budgets_get_all` — Read — https://policylayer.com/tools/actual/actual-budgets-get-all.md
- `actual_budgets_getMonth` — Read — https://policylayer.com/tools/actual/actual-budgets-getmonth.md
- `actual_budgets_getMonths` — Read — https://policylayer.com/tools/actual/actual-budgets-getmonths.md
- `actual_budgets_list_available` — Read — https://policylayer.com/tools/actual/actual-budgets-list-available.md
- `actual_categories_get` — Read — https://policylayer.com/tools/actual/actual-categories-get.md
- `actual_category_groups_get` — Read — https://policylayer.com/tools/actual/actual-category-groups-get.md
- `actual_entities_search` — Read — https://policylayer.com/tools/actual/actual-entities-search.md
- `actual_get_id_by_name` — Read — https://policylayer.com/tools/actual/actual-get-id-by-name.md
- `actual_notes_get` — Read — https://policylayer.com/tools/actual/actual-notes-get.md
- `actual_payee_rules_get` — Read — https://policylayer.com/tools/actual/actual-payee-rules-get.md
- `actual_payees_common_list` — Read — https://policylayer.com/tools/actual/actual-payees-common-list.md
- `actual_payees_get` — Read — https://policylayer.com/tools/actual/actual-payees-get.md
- `actual_rules_get` — Read — https://policylayer.com/tools/actual/actual-rules-get.md
- `actual_schedules_get` — Read — https://policylayer.com/tools/actual/actual-schedules-get.md
- `actual_server_info` — Read — https://policylayer.com/tools/actual/actual-server-info.md
- `actual_session_list` — Read — https://policylayer.com/tools/actual/actual-session-list.md
- `actual_tags_list` — Read — https://policylayer.com/tools/actual/actual-tags-list.md
- `actual_transactions_filter` — Read — https://policylayer.com/tools/actual/actual-transactions-filter.md
- …and 33 more: https://policylayer.com/tools/actual.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=actual · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/actual