# auto_white_balance

Set white balance to Auto for selected photos or local_ids.

Agent View of the PolicyLayer registry record for `auto_white_balance`. HTML page: https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/auto-white-balance

## Facts

- Tool: `auto_white_balance`
- Server: Lightroom Classic MCP (`4xiomdev/lightroom-classic-mcp`) — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp.md
- Homepage: https://github.com/4xiomdev/lightroom-classic-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": "auto_white_balance",
    "arguments": {}
  }
}
```

## Why auto_white_balance is rated Medium

This tool creates a reversible modification to photo metadata/settings within Lightroom Classic. It does not retrieve data (Read), execute arbitrary code (Execute), permanently delete content (Destructive), or involve financial transactions (Financial). The 'undo' capability mentioned in sibling tools confirms reversibility.

From the tool's own definition: "Tool performs 'Set white balance to Auto' which modifies photo develop settings. Description indicates it applies a develop parameter to selected photos, altering their appearance in the catalog."

## Use case

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

## Recommended policy (PolicyLayer)

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

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

## Other tools on Lightroom Classic MCP (58)

- `delete_collection` — Destructive — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/delete-collection.md
- `delete_snapshot` — Destructive — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/delete-snapshot.md
- `remove_from_collection` — Destructive — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/remove-from-collection.md
- `reset_current_photo` — Destructive — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/reset-current-photo.md
- `auto_tone` — Execute — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/auto-tone.md
- `select_mask_tool` — Execute — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/select-mask-tool.md
- `send_raw_lightroom_command` — Execute — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/send-raw-lightroom-command.md
- `toggle_lens_blur_depth_viz` — Execute — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/toggle-lens-blur-depth-viz.md
- `toggle_mask_overlay` — Execute — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/toggle-mask-overlay.md
- `can_undo` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/can-undo.md
- `find_photo_by_path` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/find-photo-by-path.md
- `get_active_photo` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/get-active-photo.md
- `get_active_photo_file` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/get-active-photo-file.md
- `get_develop_group_settings` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/get-develop-group-settings.md
- `get_develop_param_range` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/get-develop-param-range.md
- `get_develop_settings` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/get-develop-settings.md
- `get_local_adjustment_settings` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/get-local-adjustment-settings.md
- `get_selected_photo_files` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/get-selected-photo-files.md
- `get_selected_photos` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/get-selected-photos.md
- `lightroom_list_commands` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/lightroom-list-commands.md
- `lightroom_ping` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/lightroom-ping.md
- `lightroom_status` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/lightroom-status.md
- `list_collections` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/list-collections.md
- `list_develop_groups` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/list-develop-groups.md
- `list_develop_param_ranges` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/list-develop-param-ranges.md
- `list_develop_parameters` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/list-develop-parameters.md
- `list_develop_presets` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/list-develop-presets.md
- `list_lightroom_presets` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/list-lightroom-presets.md
- `list_local_params` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/list-local-params.md
- `list_snapshots` — Read — https://policylayer.com/tools/4xiomdev-lightroom-classic-mcp/list-snapshots.md
- …and 28 more: https://policylayer.com/tools/4xiomdev-lightroom-classic-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=4xiomdev-lightroom-classic-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/4xiomdev-lightroom-classic-mcp