Guide · 2026
How to Use Seedance 2.5 (Step-by-Step Guide)
This walkthrough takes you from a blank prompt to a finished clip in Seedance 2.5, the next-generation Seedance video model with native 4K, 30-second single-shot clips, and up to 50 multimodal references. Write a camera-aware prompt, add references, set the format, and refine each take — all in the browser.
Quick Answer
Seedance 2.5 turns a text prompt or a still image into a cinematic clip in six steps:
- Open the generator and sign in.
- Choose text-to-video or image-to-video.
- Write a prompt — subject first, then setting and lighting, then one camera move.
- Add up to 50 references to lock characters, products, or style.
- Set the aspect ratio, a resolution up to native 4K, and a length up to 30 seconds.
- Generate, then refine with local editing and keep the takes you like.
What Is Seedance 2.5?
Seedance 2.5 is the next generation of ByteDance's Seedance video model, served here as an independent browser tool. It is a clear step up from Seedance 2.0: native 4K output, a single continuous take up to 30 seconds, support for up to 50 multimodal references, and local editing that keeps a scene consistent while you adjust one region.
Seedance 2.5 was unveiled at the Volcano Engine FORCE conference and is rolling out in 2026. While 2.5 generation comes online, the console runs on the available Seedance engines — 2.0, 2.0 Fast, and 1.5 Pro — so you can learn the exact workflow today and step up the moment 2.5 goes live. Compare credit packs on pricing.
What it does well
- Text-to-video and image-to-video in one console
- Native 4K output and a 30-second single-shot take
- Up to 50 multimodal references for character and style consistency
- Local, consistent editing — fix a region without re-rolling the clip
Before You Start
- A clear shot in mind
Know the subject, the mood, and where the clip will run. A defined goal makes the prompt easier.
- Reference material (optional)
Gather any images or frames that should stay consistent — a face, a product, a look — up to 50 of them.
- A starting image (for image-to-video)
Have a clean, single-subject still ready, ideally with a simple background.
- A destination format
Decide on the aspect ratio early — vertical 9:16 for reels, 16:9 for widescreen, 1:1 for square.
Text-to-Video vs Image-to-Video
Text-to-Video
The clip is generated entirely from your written prompt — you describe the subject, setting, lighting, mood, and a single camera move, and the model builds a matching scene. Best when you have no source material and want to explore an idea from scratch.
Image-to-Video
The clip starts from a still you upload and adds motion around it. With a concrete reference, results tend to be more consistent and predictable — ideal for product shots, brand assets, and portraits where the subject must stay accurate.
Step 1: Open the Generator and Sign In
Open the Seedance 2.5 AI Video Generator and sign in. There is no install and no GPU to configure — everything runs in the browser.
Find the four areas you will use on every run: the prompt editor, the reference and image upload slots, the format settings, and the output panel where the take appears.
Step 2: Choose Text-to-Video or Image-to-Video
- Text-to-video: generate the whole clip from a written prompt — no source image required.
- Image-to-video: upload a starting still and let the model add motion around it for a more controlled, consistent result.
Step 3: Write the Prompt
A good Seedance prompt is ordered, not just long. Name the subject first so the generation anchors on the right thing, then layer in the world, and finish with exactly one camera move.
Subject → Setting + Lighting + Mood → One camera move
A lone cyclist crossing a rain-slicked downtown street at dusk, neon signs reflecting in the puddles, moody cinematic lighting, slow tracking shot following the bike from the side.
A red fox standing in a frosted meadow at sunrise, soft golden backlight, breath visible in the cold air, calm and quiet mood, slow push-in toward the fox.
Animate the uploaded sneaker on its pedestal, studio softbox lighting, clean seamless background, the shoe holding steady while the camera makes one smooth slow orbit.
Step 4: Add References
This is where Seedance 2.5 pulls ahead. Add up to 50 multimodal references — images, frames, or short notes — so the model holds a character's face, a product's shape, or a consistent visual style across the entire clip. References are the most reliable way to keep continuity from the first frame to the last.
- Use a few clean shots of a character from different angles to lock identity.
- Add a product photo to keep its shape and branding accurate in motion.
- Drop in a style frame — a color grade or a mood board image — to steer the look.
Step 5: Set the Format and Length
Before you generate, choose how the clip should look:
- Aspect ratio: 16:9 for widescreen, 9:16 for vertical reels, 1:1 for square — match the destination so you skip re-cropping later.
- Resolution: draft lower to keep cost down, then step up to native 4K once a shot earns it.
- Clip length: up to a 30-second single continuous take. Keep early tests short, then extend the keepers.
Step 6: Generate and Refine
Run the generation and watch the take once for the big picture — does the subject read correctly, does the motion feel right, does the camera do what you asked?
Then refine. Rather than re-rolling the whole clip, use local editing to adjust a single region — a background, a color, one element — and keep everything else identical. Change one variable at a time so you can see exactly what each edit does, and keep the takes that work.
Camera Move Vocabulary
One named camera move per prompt is the single biggest lever between an amateur and a cinematic result. Pick one of these per take:
Troubleshooting & Tips
The subject looks wrong
Add detail and lead with it, and attach a reference image. Instead of “a woman,” try “a young woman with short dark hair in a yellow raincoat” plus a photo reference.
The motion feels off or jittery
Name one exact move — slow push-in, gentle pan, static frame — and describe what should stay still. Removing extra camera instructions usually settles the motion.
A character changes between shots
Add more references of that character and keep the prompt structure stable. The more consistent your reference set, the steadier the identity across the clip.
You only need to fix one part of a good take
Use local editing instead of regenerating. Adjust the single region that is off and keep the rest of the frame identical, so a strong take is not lost to one small flaw.
The clip looks generic
Add visual direction — a style cue like cinematic, documentary, golden-hour, or neon, plus a specific lens or mood. A reference frame that matches the look you want gives the model something concrete to aim at instead of a blank canvas, and that single addition often does more than another paragraph of text.
The render is slow or costs too much
Drop the resolution and shorten the clip while you iterate, and only commit to native 4K and a full 30-second take once the shot is locked. Because billing is per second, short drafts are where you should make most of your decisions, not full-quality renders.
For full per-second rates and credit packs, see Seedance 2.5 Pricing.
Frequently Asked Questions
Is Seedance 2.5 generation available yet?⌄
Seedance 2.5 was unveiled at the Volcano Engine FORCE conference and is rolling out in 2026. The generator is launching alongside it — you can learn the workflow now and start creating the moment 2.5 generation goes live.
Do I need to install anything or own a GPU?⌄
No. Seedance 2.5 runs entirely in the browser. You write a prompt or add reference images, choose your settings, and generate — there is no local model download or GPU setup.
How many references can I add?⌄
Seedance 2.5 accepts up to 50 multimodal references in a single generation. Use them to lock a character's face, a product's shape, or a consistent visual style across the whole clip.
What resolution and clip length should I start with?⌄
Draft at a lower resolution and a short length to keep cost down while you find the shot, then step up to native 4K and a longer take — up to a 30-second single shot — once a direction is working.
How many camera moves should one prompt include?⌄
One. A single deliberate move — a slow push-in or a gentle pan — reads far cleaner than stacking several instructions, which tends to confuse the motion and produce drift.
My output drifts from the prompt — what do I change first?⌄
Lead with a more specific subject, add a reference image, describe what should stay stable, and reduce the prompt to one camera move. Then change a single variable per run so you can see exactly what each edit does.
How do I keep a character looking the same across a clip?⌄
Add several clean references of that character from different angles and keep the prompt structure stable between runs. A richer, more consistent reference set is the most reliable way to hold identity across the take.
What clip length and resolution should I start with?⌄
Draft short and low to keep cost down while you find the shot, then step up to a longer take and native 4K once a direction works. Billing is per second, so early tests stay inexpensive.
Is there a limit on how many references I can add?⌄
You can bring up to 50 multimodal references into a single generation — images, frames, and notes — which is what lets the model hold a character, product, or style consistent across the whole take.
Can I fix part of a clip without regenerating the whole thing?⌄
Yes — that is what local editing is for. Adjust a single region while the rest of the frame stays identical, so a strong take is not lost to one small flaw or one detail that came out wrong.
Do the generated videos work for commercial and social use?⌄
Yes — clips you create are yours to use for ads, social posts, and client work, and your library keeps generated takes for six months so you can revisit and download them. You are responsible for your own prompts and outputs, and the full acceptable-use details live in the Terms.
Why does my first draft look better or worse than later ones?⌄
Small prompt changes compound. Keep a consistent structure — subject first, then world, then one camera move — and change a single variable per run so each result is comparable. Stable inputs produce more predictable output, which is how you build a reliable prompt rather than chasing a lucky one.
Final Thoughts
The fastest path to good clips is a simple loop: write an ordered prompt, add the references that matter, pick a light format, generate, then refine one thing and try again. Seedance 2.5 is built for exactly that — longer, sharper, more controllable video — and the skill compounds with practice.
Ready to create
Turn your first idea into a clip
Start with a simple shot, write a clear prompt, and generate your first draft in the Seedance 2.5 AI Video Generator.