Black Forest Labs
Upscale video to 4K
Flux Video Upscale enlarges short clips 1.5–3×; precise mode keeps detail, creative mode synthesizes missing texture. The way to deliver a 720p generation in 4K.
Open Video StudioSpecs
| Tier | Resolution | Duration | Aspect | Audio | Credits / s |
|---|---|---|---|---|---|
| Flux Video UpscalePremium (purchased credits) | — | 5–30 s | 16:9, 9:16, 1:1, 4:3, 3:4, 21:9 | No | — |
Best for
- Taking 720p generations to 4K
- Old or low-resolution clips
- Big-screen and poster use
- Texture enrichment with creative mode
Strengths
- 1.5×, 2×, 3× scale
- Precise / creative mode
- 4K ceiling
- Every studio generation is a source
Limits
- Premium: purchased credits
- Cost grows with megapixel-seconds; 30 s source cap
- Very blurry sources can gain artificial texture
How to use it
- 1.Open Tools › Upscale.
- 2.Pick or upload a source video.
- 3.Choose scale and mode; output resolution and credits appear.
- 4.Apply; download from the job page.
Example prompts
“1280×720 clip at 2× → 2560×1440”
“1080p clip at 2× → 3840×2160 (4K)”
“Precise mode for clips with text and logos”
Use cases
Related pages
Frequently asked questions
- How much is an upscale?
- Priced by output megapixels × seconds: precise ≈$0.075/MP·s, creative ≈$0.105/MP·s; the studio shows credits before you run it.
- Which mode?
- Precise for text, logos and faces; creative for landscapes and texture.
- Can I upload my own video?
- Yes, up to 30 seconds.
Open Video Studio
20 welcome credits for new accounts. No subscription.
Open Video Studio