Flux 3 New
4 modes on this page
Flux 3 New turns a text prompt into a video clip. Pick a mode, write the prompt, run it in the studio.
Input
FormMode
Prompt*
Image URL*
Aspect Ratio
Resolution
Result
PreviewMotion preview, not Flux 3 New output
Credits·~90s
What Flux 3 New is for
Flux 3 New from Black Forest Labs turns a written prompt into a short video clip. Runtime is about 90 seconds and compute is Credits. Modes on this page: Image to Video, Text to Video, Keyframes to Video, and Extend Video. It is a clip generator, not a full training-video editor.
Flux 3 New is cheap enough that a generation usually fits the free Knowlify plan's credits. A typical run is about 90 seconds. Published rate: Your request will be charged at 0.17 $ per second of generated video at 720p, and 0.29 $ per second at 1080p.
Pick Flux 3 New for text to video at Credits and ~90s. Compare it with Flex, Flux, Flux 1 on the related cards below if you need a different look, speed, or input type.
How to use Flux 3 New
- 1. Upload the still Flux 3 New should start from, then write the change or motion in Input.
- 2. Run it. The prompt and file hand off to the Knowlify studio, where Flux 3 New generates.
- 3. Stay in the studio if you want that frame or clip inside a longer narrated video.
What you need
- A prompt that names the subject, camera move, and lighting.
- A source still (PNG or JPG) for the model to start from.
- Aspect Ratio (auto, 21:9, 2:1, 16:9, and more).
- Resolution (720p, 1080p).
- Optional toggles on this model, such as audio or quality flags.
Example prompt
a skateboarder mid-kickflip over a fountain, golden hour, IMAX aerial still, golden hour, huge scale, no text, no watermark, slow cinematic camera move, natural motion
Frequently asked questions
How do I run Flux 3 New?
Run Flux 3 New on Knowlify at /generate/flux-3-new. This page has 4 modes in one dropdown. Write the prompt on this page and it opens in the studio, where Flux 3 New generates a short clip. The same studio also turns documents into full narrated videos.
Where can I use Flux 3 New online?
On Knowlify (Black Forest Labs's model, knowlify.com/generate/flux-3-new). You do not need a separate playground. Flux 3 New runs in the studio next to document-to-video.
Can I make a longer video with Flux 3 New?
Flux 3 New itself produces a short clip. On Knowlify you can take that output, or skip it and upload a document, and generate a full narrated video with a script you can edit.
What do I need to run Flux 3 New?
A prompt and a source still. Flux 3 New will not invent the starting frame for you on this mode.
How long does Flux 3 New take?
Plan on about 90 seconds for a typical run, then whatever queue time the studio has. Video models sit at the high end of that range.
Does Flux 3 New have more than one mode?
Yes. This page has 4 modes: Image to Video, Text to Video, Keyframes to Video, and Extend Video. Switch them in the Mode dropdown instead of opening a new URL.
What does Flux 3 Text to Video cost?
Your request will be charged at 0.17 $ per second of generated video at 720p, and 0.29 $ per second at 1080p. Knowlify charges this as credits, at the compute cost.
What is Flux 3 Text to Video best for?
FLUX.3 is Black Forest Labs' frontier video model. This endpoint generates video directly from a text prompt, translating a written description into motion, composition, and scene. It turns a text prompt into a video clip.
Do I need an account to use Flux 3 Text to Video?
Yes. Flux 3 Text to Video runs in the Knowlify studio, which needs a free account. Anything you type on this page comes with you.