Seedance 2.0 Fast Image to Video Spicy | Fast Image-to-Video API

Seedance 2.0 Fast Spicy — Image-to-Video

Seedance 2.0 Fast Spicy generates unlimited high-quality cinematic clips from images at faster speed and lower cost than the standard Seedance 2.0 Spicy. It transforms static images into dynamic video with bold motion, rich tonal contrast, and stable temporal coherence — perfect for high-volume, iteration-heavy creative workflows.

Why It Works Well

Speed-optimized generation: Faster processing for quick turnaround.
17% lower base cost than Seedance 2.0 Spicy.
Unlimited-style generation: Optimized for high-quality, smooth animations at scale.
Expressive motion: Bold, vivid motion with stable aesthetics and natural transitions.
Flexible resolution: 480p, 720p (default), or 1080p to match your needs.
Duration control: 4–15 second clips with fine-grained control.
Native audio: Optional synchronized audio for complete audiovisual output.

Parameters

Parameter	Required	Description
image	Yes	Reference image to animate (URL or upload).
prompt	No	Describe the motion, story, and style.
last_image	No	Optional ending frame to steer final composition.
duration	No	Video length in seconds (4–15, default: 5).
resolution	No	480p, 720p (default), or 1080p.
aspect_ratio	No	21:9, 16:9, 4:3, 1:1, 3:4, 9:16.
generate_audio	No	Generate synchronized audio (default: true).
seed	No	Random seed; -1 for random.

How to Use

Upload your image (ensure clarity and proper framing).
(Optional) Enter a prompt describing desired motion, mood, or camera movement.
Select resolution and duration.
(Optional) Set aspect_ratio to match your target platform.
(Optional) Set a seed for consistent results.
Click Run to generate your video.

Pricing

Resolution	Duration	Audio On	Audio Off
480p	5 s	$0.50	$0.25
720p	5 s	$1.00	$0.50
1080p	5 s	$2.50	$1.25
480p	10 s	$1.00	$0.50
720p	10 s	$2.00	$1.00
1080p	10 s	$5.00	$2.50
480p	15 s	$1.50	$0.75
720p	15 s	$3.00	$1.50
1080p	15 s	$7.50	$3.75

Billing Rules

Base rate (480p, audio on): $0.50 per 5 seconds
720p: 2× the 480p price
1080p: 5× the 480p price (2.5× the 720p price)
Audio off: 0.5× multiplier on top of the resolution rate
Duration range: 4–15 seconds (continuous)

Notes

Works best with clear, well-lit images.
Match aspect ratios to your input image to avoid awkward crops.
Use Fast Spicy for iteration; switch to Seedance 2.0 Spicy when you need maximum quality.

Related Models

Seedance 2.0 Fast Image-to-Video — Standard Fast tier.
Seedance 2.0 Image-to-Video Spicy — Standard Spicy tier with maximum quality.
Seedance V1.5 Pro Image-to-Video Spicy — Previous-generation spicy variant.

Seedance 2.0 Fast Image To Video Spicy API — Quick start

Grab a WaveSpeedAI API key, then call POST https://api.wavespeed.ai/api/v3/bytedance/seedance-2.0-fast/image-to-video-spicy with your input as JSON. The endpoint returns a prediction id; poll the prediction endpoint until status flips to completed, then read the output URL from data.outputs[0]. Examples for Seedance 2.0 Fast Image To Video Spicy below.

HTTP example

# Submit the prediction
curl -X POST "https://api.wavespeed.ai/api/v3/bytedance/seedance-2.0-fast/image-to-video-spicy" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $WAVESPEED_API_KEY" \
  -d '{
    "image": "https://example.com/your-input.jpg",
    "prompt": "A cinematic shot of a city at sunset, soft golden light",
    "aspect_ratio": "16:9",
    "resolution": "720p",
    "duration": 5,
    "generate_audio": true,
    "seed": -1
}'

# Response includes a prediction id. Poll for the result:
curl -X GET "https://api.wavespeed.ai/api/v3/predictions/{request_id}/result" \
  -H "Authorization: Bearer $WAVESPEED_API_KEY"

# When status is "completed", read the output from data.outputs[0].

Node.js example

// npm install wavespeed
const WaveSpeed = require('wavespeed');

const client = new WaveSpeed(); // reads WAVESPEED_API_KEY from env

const result = await client.run("bytedance/seedance-2.0-fast/image-to-video-spicy", {
        "image": "https://example.com/your-input.jpg",
        "prompt": "A cinematic shot of a city at sunset, soft golden light",
        "aspect_ratio": "16:9",
        "resolution": "720p",
        "duration": 5,
        "generate_audio": true,
        "seed": -1
});

console.log(result.outputs[0]); // → URL of the generated output

Python example

# pip install wavespeed
import wavespeed

output = wavespeed.run(
    "bytedance/seedance-2.0-fast/image-to-video-spicy",
    {
    "image": "https://example.com/your-input.jpg",
    "prompt": "A cinematic shot of a city at sunset, soft golden light",
    "aspect_ratio": "16:9",
    "resolution": "720p",
    "duration": 5,
    "generate_audio": true,
    "seed": -1
}
)

print(output["outputs"][0])  # → URL of the generated output

Seedance 2.0 Fast Image To Video Spicy API — Frequently asked questions

What is the Seedance 2.0 Fast Image To Video Spicy API?

Seedance 2.0 Fast Image To Video Spicy is a ByteDance model for video generation from images, exposed as a REST API on WaveSpeedAI. Seedance 2.0 Fast Spicy Image-to-Video generates unlimited high-quality cinematic clips from images at faster speed and lower cost, optimized for scalable content generation with smooth animations and stable aesthetics. Ready-to-use REST inference API, best performance, no coldstarts, affordable pricing. You can call it programmatically or try it from the playground above.

How do I call the Seedance 2.0 Fast Image To Video Spicy API?

POST your input parameters to the model's REST endpoint (shown in the API tab of this playground) with your WaveSpeedAI API key in the Authorization header. Submission returns a prediction ID; poll the prediction endpoint until status flips to "completed", then read the output URL from the result. The playground generates a ready-to-paste code sample in Python, JavaScript, or cURL for whatever inputs you've set. Full request/response shape is documented at https://wavespeed.ai/docs/docs-api/bytedance/bytedance-seedance-2.0-fast-image-to-video-spicy.

How much does Seedance 2.0 Fast Image To Video Spicy cost per run?

Seedance 2.0 Fast Image To Video Spicy starts at $0.50 per run. That figure is the base price — the final charge scales with the parameters you set in the form (output size, length, count, references, or whatever knobs this model exposes), so a higher-quality or larger output costs more than a minimal one. The exact cost for your current input is shown live next to the Generate button before you submit, and the actual per-call charge is recorded on the prediction afterwards.

What inputs does Seedance 2.0 Fast Image To Video Spicy accept?

Key inputs: `prompt`, `image`, `aspect_ratio`, `resolution`, `duration`, `seed`. The full JSON schema (types, defaults, allowed values) is rendered above the Generate button and mirrored in the API reference at https://wavespeed.ai/docs/docs-api/bytedance/bytedance-seedance-2.0-fast-image-to-video-spicy.

How do I get started with the Seedance 2.0 Fast Image To Video Spicy API?

Sign up for a free WaveSpeedAI account to claim starter credits, copy your API key from /accesskey, then call the endpoint shown in the API tab of the playground. The playground also auto-generates a code sample in Python, JavaScript, or cURL for the parameters you've set.

Can I use Seedance 2.0 Fast Image To Video Spicy outputs commercially?

Commercial usage rights depend on the model's license, set by its provider (ByteDance). The license summary appears on the model card above; see WaveSpeedAI's Terms of Service for platform-level conditions.

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