# create_caption_track

Creates a caption track on a sequence from an imported caption/subtitle file (e.g. an .srt imported via import_media). Pass the SRT project item ID directly.

Agent View of the PolicyLayer registry record for `create_caption_track`. HTML page: https://policylayer.com/tools/adobe-premiere-pro-mcp/create-caption-track

## Facts

- Tool: `create_caption_track`
- Server: Adobe Premiere Pro (`adobe-premiere-pro-mcp`) — https://policylayer.com/tools/adobe-premiere-pro-mcp.md
- Install: `npx -y adobe-premiere-pro-mcp`
- Homepage: https://www.npmjs.com/package/adobe-premiere-pro-mcp
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 4 (2 required)
- Recommended policy verdict: Rate-limited

## Parameters

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `startTime` | number | no | Offset in seconds from the start of the sequence. Defaults to 0. |
| `sequenceId` | string | yes | The ID of the sequence |
| `captionFormat` | string | no | Optional caption format. Omit for subtitles (default, correct for .srt). Accepts: "subtitle", "608", "708", "teletext", "open ebu", "op42", "op47". |
| `projectItemId` | string | yes | The ID of the caption file project item (e.g. an imported .srt) |

Parameters from the server's own tool schema.

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

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "create_caption_track",
    "arguments": {
      "sequenceId": "<sequenceId>",
      "projectItemId": "<projectItemId>"
    }
  }
}
```

## Why create_caption_track is rated Medium

Creating a caption track is a write operation—it adds structured data to a project in Adobe Premiere Pro. The action is reversible (captions can be deleted or modified), so it does not qualify as Destructive. It does not execute arbitrary code, trigger financial transactions, or retrieve data passively, so it is not Execute, Financial, or Read.

From the tool's own definition: "Tool description states it 'Creates a caption track', which is a create/modify operation that adds new data (captions) to a video sequence in an reversible manner."

## Use case

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

## Recommended policy (PolicyLayer)

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

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

## Other tools on Adobe Premiere Pro (282)

- `clear_item_in_out` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/clear-item-in-out.md
- `clear_sequence_in_out` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/clear-sequence-in-out.md
- `delete_bin` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/delete-bin.md
- `delete_marker` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/delete-marker.md
- `delete_multiple_project_items` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/delete-multiple-project-items.md
- `delete_preview_files` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/delete-preview-files.md
- `delete_project_item` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/delete-project-item.md
- `delete_sequence` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/delete-sequence.md
- `delete_track` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/delete-track.md
- `remove_all_effects` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/remove-all-effects.md
- `remove_effect` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/remove-effect.md
- `remove_effect_by_name` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/remove-effect-by-name.md
- `remove_from_timeline` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/remove-from-timeline.md
- `remove_keyframe` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/remove-keyframe.md
- `remove_keyframe_range` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/remove-keyframe-range.md
- `remove_selected_clips` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/remove-selected-clips.md
- `ripple_delete` — Destructive — https://policylayer.com/tools/adobe-premiere-pro-mcp/ripple-delete.md
- `add_to_render_queue` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/add-to-render-queue.md
- `auto_reframe_sequence` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/auto-reframe-sequence.md
- `build_brand_spot_from_mogrt_and_assets` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/build-brand-spot-from-mogrt-and-assets.md
- `build_motion_graphics_demo` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/build-motion-graphics-demo.md
- `execute_extendscript` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/execute-extendscript.md
- `export_sequence` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/export-sequence.md
- `open_project` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/open-project.md
- `set_playhead_position` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/set-playhead-position.md
- `start_batch_encode` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/start-batch-encode.md
- `stop_playback` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/stop-playback.md
- `undo` — Execute — https://policylayer.com/tools/adobe-premiere-pro-mcp/undo.md
- `consolidate_and_transfer` — Financial — https://policylayer.com/tools/adobe-premiere-pro-mcp/consolidate-and-transfer.md
- `check_offline_media` — Read — https://policylayer.com/tools/adobe-premiere-pro-mcp/check-offline-media.md
- …and 252 more: https://policylayer.com/tools/adobe-premiere-pro-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=adobe-premiere-pro-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/adobe-premiere-pro-mcp