Flux 3 Video Extend
Extend and continue videos seamlessly with Flux 3 Video Extend
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Flux 3 Video Extend is a video generation model built to append new footage onto an existing clip. You feed it a short video and it produces a longer version that continues the scene in a visually consistent way — preserving the look, motion, and mood of the source material.
Use it when you have footage that's almost long enough but needs a bit more runway: a product shot that needs to hold on a beat longer, a social clip that needs a smoother ending, or a scene where the final seconds didn't quite come out right. It works best on clips with clear motion and a single, stable subject.
What sets Flux 3 Video Extend apart is its focus on continuity. Rather than generating something new from scratch, it's tuned to match the colors, camera movement, and rhythm of your input, so the extension blends in naturally rather than feeling stitched on.
- Extend short clips for social media posts
- Lengthen product demo footage for ads
- Smooth out awkward or truncated endings
- Create looping backgrounds from brief footage
- Add extra seconds to cinematic B-roll
Matches the color, lighting, and texture of the source clip so extensions feel native.
Keeps camera movement and subject motion flowing naturally into the new frames.
Turns a brief clip into a longer usable piece without reshooting.
- Use source clips with a single clear subject and steady camera for the most consistent results.
- Keep lighting and color relatively uniform across the input — rapid changes confuse the model.
- Start with a slightly longer extension than you need, then trim to the best moment.
- Avoid busy backgrounds with lots of small moving details, which can cause flicker.
- Results depend on the prompt, settings, and source material.
A wide cinematic shot of a lone surfer walking toward the ocean at sunset, slow forward dolly, warm orange tones — extend the clip so the surfer reaches the water's edge and a wave rolls in.
A luxury watch slowly rotating on a black velvet display under soft studio lighting, camera locked off — continue for several seconds so the watch completes a full turn.
A time-lapse style clip of cherry blossoms drifting across a quiet Japanese garden, gentle breeze, soft pastel colors — extend the footage so more petals fall and a bird crosses the frame.
A number that locks in a specific result so you can reproduce the same extension later.
How long the extended portion of the video should be, in seconds.
The width-to-height shape of the output video, such as 16:9 or 9:16.
How closely the new footage should stick to the look and motion of your input clip; higher means stricter matching.
Os preços exibidos são o que você paga na Muitto. Sem surpresas.
How long can the extended video be?
Extensions are typically a few seconds, and the exact length depends on the settings you choose.
Does it change the original footage?
No, your input clip is preserved exactly as-is; only new frames are generated at the end.
Can I use it on any kind of video?
It works best on clips with clear subjects and simple scenes, and may struggle with very chaotic or fast-changing footage.