# set_timeline_item_composite

Set composite properties for a timeline item.

Agent View of the PolicyLayer registry record for `set_timeline_item_composite`. HTML page: https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/set-timeline-item-composite

## Facts

- Tool: `set_timeline_item_composite`
- Server: DaVinci Resolve MCP (`samuelgursky/davinci-resolve-mcp`) — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp.md
- Homepage: https://github.com/samuelgursky/davinci-resolve-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": "set_timeline_item_composite",
    "arguments": {}
  }
}
```

## Why set_timeline_item_composite is rated Medium

This tool modifies video timeline compositing properties, which are reversible changes to a project file. It does not execute arbitrary code or delete data, making it Write rather than Execute or Destructive. The severity is medium because misuse could corrupt editing work or produce unintended visual output, but changes can be undone via standard video editing undo functionality.

From the tool's own definition: "Tool name 'set_timeline_item_composite' and description 'Set composite properties for a timeline item' indicate modification of existing timeline item attributes."

## Use case

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

## Recommended policy (PolicyLayer)

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

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

## Other tools on DaVinci Resolve MCP (354)

- `archive_project` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/archive-project.md
- `clear_clip_flags` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/clear-clip-flags.md
- `clear_clip_transcription` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/clear-clip-transcription.md
- `clear_folder_transcription` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/clear-folder-transcription.md
- `clear_transcription` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/clear-transcription.md
- `close_project` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/close-project.md
- `delete_burn_in_preset` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-burn-in-preset.md
- `delete_clip_marker_at_frame` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-clip-marker-at-frame.md
- `delete_clip_marker_by_custom_data` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-clip-marker-by-custom-data.md
- `delete_clip_markers_by_color` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-clip-markers-by-color.md
- `delete_clip_mattes` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-clip-mattes.md
- `delete_color_group` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-color-group.md
- `delete_keyframe` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-keyframe.md
- `delete_layout_preset_tool` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-layout-preset-tool.md
- `delete_media_pool_clips` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-media-pool-clips.md
- `delete_media_pool_folders` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-media-pool-folders.md
- `delete_project` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-project.md
- `delete_project_folder` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-project-folder.md
- `delete_render_job` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-render-job.md
- `delete_render_preset` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-render-preset.md
- `delete_stills_from_album` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-stills-from-album.md
- `delete_timelines_by_id` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-timelines-by-id.md
- `delete_user_preferences_preset` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/delete-user-preferences-preset.md
- `folder_clear_transcription` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/folder-clear-transcription.md
- `folder_remove_motion_blur` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/folder-remove-motion-blur.md
- `graph_reset_all_grades` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/graph-reset-all-grades.md
- `quit_resolve` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/quit-resolve.md
- `ti_clear_flags` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/ti-clear-flags.md
- `ti_delete_fusion_comp` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/ti-delete-fusion-comp.md
- `ti_delete_marker_at_frame` — Destructive — https://policylayer.com/tools/samuelgursky-davinci-resolve-mcp/ti-delete-marker-at-frame.md
- …and 324 more: https://policylayer.com/tools/samuelgursky-davinci-resolve-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=samuelgursky-davinci-resolve-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/samuelgursky-davinci-resolve-mcp
