Shorts Remix opt-out: what YouTube says, and remixing your own

Yes: YouTube's own announcement says creators can opt out of visual remix, so a Short you publish is not automatically open to Gemini Omni remixes. The post says Shorts Remix lets viewers remix an eligible Short with their own prompts and images, and that "creators are always in control of their content and have the flexibility to opt-out of visual remix".

The blog does not give the click path for that setting, so this page does not invent one. If you need the exact steps, use the setting in YouTube Studio or the YouTube Help Center, which is where YouTube documents it. What follows is what the blog confirms, and a safe alternative for the other side of the question: making an AI variant of your own Short without touching anyone else's.

Everything about YouTube here comes from the YouTube Blog post on Google I/O 2026 and Google's I/O 2026 roundup, both read on 2026-10-02.

What does YouTube confirm about Shorts Remix with Gemini Omni?

The blog describes Gemini Omni in Shorts Remix as a way to remix an eligible Short with your own prompts and images, with examples such as changing a scene to a 90s look or inserting yourself alongside creators. It also says remixed videos carry digital watermarks, identifying metadata, and a link back to the original video.

Google's roundup adds that the feature is free in Shorts Remix and the YouTube Create app for users 18 and older. Both pages use the word "eligible", which tells you not every Short qualifies; neither says which Shorts are eligible beyond the opt-out.

Should I opt out?

That is a channel decision, not a technical one. Remixes link back to your original and carry provenance, which some channels treat as reach and others treat as dilution. The blog states the controls; it does not publish performance data, so any claim that remixes help or hurt a channel would be a guess.

A practical rule: if your Shorts feature a licensed song, a client's product, or a recognisable person who has not agreed to be re-edited, opt out first and decide later. Reversing a decision is cheaper than explaining a remix to a client.

How do I make an AI variant of my own Short instead?

Sume does not remix other people's Shorts, and it does not read a YouTube link as a source. It edits a video file you supply. Gemini Omni Flash 1.1 is in the Video Router as gemini-omni-flash-1.1; sending a video_url selects its edit mode, where the prompt describes the change and resolution is optional (default 720p). Edit mode takes no aspect_ratio or duration, and video_url cannot be combined with image_url, end_image_url, or reference_*_urls.

Because the source is your own export, there is no eligibility or opt-out question: you hold the file and the rights.

curl -X POST https://api.sume.com/v1/video-router/generate \
  -H "Authorization: Bearer $SUME_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: my-short-variant-001" \
  -d '{
    "model": "gemini-omni-flash-1.1",
    "prompt": "Restyle the scene as a warm 1990s home video. Keep the action and the speech the same.",
    "video_url": "https://example.com/my-short.mp4",
    "resolution": "720p",
    "mode": "async"
  }'

What do I still have to handle?

Sume returns an async job; keep the job id and read it from GET /v1/jobs/:id/status and /result as described in Jobs and results. Reuse the same Idempotency-Key on a retry so a dropped connection does not bill twice.

Your own AI edit still needs the usual platform disclosure when it is realistic altered or synthetic content; see Gemini Omni video watermark and SynthID for what the watermark covers and what it does not.

Sume does not produce the YouTube-side link-back or Remix metadata. Those exist only inside YouTube's own Remix surface.