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All toolsboomerang video API

Create a Boomerang Video

Play a short clip forward then in reverse: one loop-ready MP4 with no visible cut. Run the preset directly on this page or call the same agent-ready endpoint from your product.

Run this tool View API recipe

Prefer the shell? Reverse a video with FFmpeg, the verified FFmpeg command for this edit.

LIVE TOOL
Run boomerang video
Drop a video, adjust the defaults if you need to, and download the result here.

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BEFORE / AFTER

See what the tool changes.

A real example: the after side is the unedited output of a KinoPipe job. Run the live form above to generate the same result from your own media.

BeforeShort clip
00:04 · forward only
AfterBoomerang loop
Ready
00:08 · forward + reverse

Demo footage: public-domain timelapses (Bureau of Land Management, Oregon · NASA SVS). Processed by the same pipeline the API and MCP tools call.

Useful defaults, typed options.

The tool slug stays stable while your agent supplies named media inputs and a narrow set of documented options.

  • One call, no editing
  • Loops without a visible cut
  • Sources up to 30 seconds
What this preset does
  1. 01Decode the source clip
  2. 02Duplicate and reverse the frames
  3. 03Join forward and reverse passes
  4. 04Encode a loop-ready MP4
Stable endpointPOST /api/v1/tools/boomerang-video
Live API request
{
  "inputs": [{ "id": "main", "url": "https://example.com/clip.mp4" }]
}
Successful output example
{
  "result": {
    "output": {
      "filename": "boomerang-video-output.mp4",
      "contentType": "video/mp4",
      "byteSize": 437021,
      "downloadUrl": "https://cdn.kinopipe.com/…"
    }
  }
}

Know the boundaries before you run.

Upload files up to 300 MB or use public HTTP(S) URLs.
A successful run consumes at least one credit.

About boomerang

Reversing buffers every frame in memory. Trim first with trim-video for longer sources; boomerangs work best under a few seconds anyway.

No. Boomerangs are delivered silent, like the native Instagram format; add music afterwards with add-music-to-video.

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