How is it different from Seedream 4.5, Seedream 5.0 Pro and Seedream 5.0 Lite?

Seedream 5.0 Flash: Fast, low-cost images with Seedream 5.0, under three cents. Seedream 4.5: 2K images with crisp typography, and edits of up to 4 reference images. Seedream 5.0 Pro: ByteDance's newest: detailed 2K images and edits of up to 4 reference images. Seedream 5.0 Lite: The quicker Seedream 5.0: 2K images and edits of up to 4 reference images. They all run in the same studio, so you can try one prompt on each.

How much does a run cost?

An image costs $0.0297. You see the exact price before you press go, and a run that fails costs nothing.

Is Seedream 5.0 Flash free to try?

Yes. Sign up with a Gmail, Outlook or work address and you start with $2 of free credit, no card needed. The cheapest run is $0.0297 (an image), so the credit covers 67 of those. After that you pay per run, in dollars, with no subscription.

Can I use what I make commercially?

Yes. You own what you make on Leap, so you can use it commercially, and we never train AI on it. The people and brands shown in a result can still have rights in it; the Terms say more.

Yes. Leap's REST API runs it as bytedance/seedream-5.0-flash, at the same price per run as the studio, and agents can call it through Leap's MCP server. The request is at the bottom of this page.

Do I need a ByteDance account?

No. Leap sends your request to ByteDance's model and gives you what it makes. One Leap account runs Seedream 5.0 Flash and every other model, in the studio, through the API and from your agents.

New

Seedream 5.0 FlashAI image generator

Fast, low-cost images with Seedream 5.0, under three cents. On Leap, it sits beside 169 other models in one studio.

Text to image
5 aspect ratios

Start free, no card
Every top model, one account
Pay per run, priced before it starts

AI image generator

Seedream 5.0 Flash at a glance

Seedream 5.0 Flash is an image model from ByteDance. It makes images from words.

Made by: ByteDance
Makes: Images
Starts from: Words
Shapes: 1:1, 3:4, 9:16, 4:3, 16:9
Per run: Up to 4 images
Prompt: Up to 4,000 characters
Price per run: $0.0297
On Leap since: October 5, 2026
Updated: October 5, 2026

01Describe what you want to see
02See the exact price, then press go
03Keep it in your library, or take it further

Pick the right one

Seedream 5.0 Flash and its siblings

Model	Best for	Price per run
Seedream 5.0 Flash (this page)	Fast, low-cost images with Seedream 5.0, under three cents.	$0.0297
Seedream 4.5	2K images with crisp typography, and edits of up to 4 reference images.	$0.044
Seedream 5.0 Pro	ByteDance's newest: detailed 2K images and edits of up to 4 reference images.	$0.0385
Seedream 5.0 Lite	The quicker Seedream 5.0: 2K images and edits of up to 4 reference images.	$0.0385

Start with an idea

Three ways to try Seedream 5.0 Flash

Side by side

More image models on Leap

No prompt needed

Or start from a recipe

Recipes write the prompt for you: add a photo, pick a look, and get a finished result.

Every recipe

Why Leap

Why creators make it on Leap

01
Every top model, side by side
170 models from Black Forest Labs, ByteDance, Google, Kuaishou, Alibaba and more, side by side in one studio.
See the models
02
One click, or full control
Character Studio, effects and recipes write the prompt for you. Or write your own for any model.
See the tools
03
Your work stays yours
Everything you make stays in your library while your account is active, and you own what you make here.
See what people make
04
One balance for everything
The studio, the API and your agents spend the same balance, and every run shows its price before it starts.
How pricing works

Questions

Seedream 5.0 Flash, answered

What is Seedream 5.0 Flash?: Seedream 5.0 Flash is an image model from ByteDance. Fast, low-cost images with Seedream 5.0, under three cents. On Leap it runs in one studio beside every other top model, with one account.
What resolution and sizes does it make?: 1:1, 3:4, 9:16, 4:3 or 16:9.
How is it different from Seedream 4.5, Seedream 5.0 Pro and Seedream 5.0 Lite?: Seedream 5.0 Flash: Fast, low-cost images with Seedream 5.0, under three cents. Seedream 4.5: 2K images with crisp typography, and edits of up to 4 reference images. Seedream 5.0 Pro: ByteDance's newest: detailed 2K images and edits of up to 4 reference images. Seedream 5.0 Lite: The quicker Seedream 5.0: 2K images and edits of up to 4 reference images. They all run in the same studio, so you can try one prompt on each.
How much does a run cost?: An image costs $0.0297. You see the exact price before you press go, and a run that fails costs nothing.
Is Seedream 5.0 Flash free to try?: Yes. Sign up with a Gmail, Outlook or work address and you start with $2 of free credit, no card needed. The cheapest run is $0.0297 (an image), so the credit covers 67 of those. After that you pay per run, in dollars, with no subscription.
Can I use what I make commercially?: Yes. You own what you make on Leap, so you can use it commercially, and we never train AI on it. The people and brands shown in a result can still have rights in it; the Terms say more.
Is there an API?: Yes. Leap's REST API runs it as bytedance/seedream-5.0-flash, at the same price per run as the studio, and agents can call it through Leap's MCP server. The request is at the bottom of this page.
Do I need a ByteDance account?: No. Leap sends your request to ByteDance's model and gives you what it makes. One Leap account runs Seedream 5.0 Flash and every other model, in the studio, through the API and from your agents.

Your idea, Seedream 5.0 Flash.

Start free, no card. Every run shows its price before it starts.

Make it with Seedream 5.0 Flash

For developers

Run Seedream 5.0 Flash from code

API docs

Model ID: bytedance/seedream-5.0-flash
Makes: Image
Pricing: Per run, quoted first: POST /v1/quotes

Inputs

What the model takes. Leave out anything with a default.

Promptprompt

Text, up to 4,000 characters, required

Aspect ratioaspect_ratio

1:1, 3:4, 9:16, 4:3, 16:9. Default: 1:1

Imagesn

1 to 4. Default: 1

The request

The same envelope for every model; only the model and its input change. With prefer: wait=60 the answer holds the result when the run finishes within a minute; a longer one is read again by its ID. Agents can call it through the MCP server at app.tryleap.ai/api/mcp.

curl https://api.tryleap.ai/v1/generations \  -H "x-api-key: $LEAP_API_KEY" \  -H "content-type: application/json" \  -H "prefer: wait=60" \  -d '{    "model": "bytedance/seedream-5.0-flash",    "input": {      "prompt": "A paper boat drifting down a rainy street at dusk"    }  }' # Video often outlasts the wait and answers "queued" or "running".# Put its "id" in GENERATION_ID and read it again until it is done:# curl https://api.tryleap.ai/v1/generations/$GENERATION_ID -H "x-api-key: $LEAP_API_KEY"