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Seedance 2.0 Fast Image to Video

15% OFFbytedance/seedance/2.0/fast/image-to-video

ByteDance's most advanced image-to-video model in its fast tier delivering lower latency and cost without compromising on cinematic output, native audio, multi-shot editing, and director-level camera control for professional-grade video creation.

Use in agentGet API key
Base price
$0.85$1.00USD / run
Execution
async
Model type
video
Input fields
8
Production route

Try the model

Playground

Open playground
Input
The text prompt to generate a video from.

PNG, JPEG, WebP, or GIF · 20 MiB maximum

The URL of the starting image for video generation.

PNG, JPEG, WebP, or GIF · 20 MiB maximum

The URL of the ending image for video generation.
Output duration in seconds (4-15), or `auto` to let the model pick a length from the prompt and inputs. `auto` is pre-authorized at 15 seconds and billed on the actual output length. Allowed values: auto, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15.
Output aspect ratio. Omit to match the input image. Allowed values: 16:9, 9:16, 1:1, 4:3, 3:4.
The resolution of the video to generate. Allowed values: 480p, 720p.
Generate a synchronized audio track. Pricing is the same either way.
Random seed for reproducible results. Omit or use -1 for a random seed. Range: -1 to 4294967295.
15% OFF
OutputExample
  1. Open original

Examples

Select an example to load its inputs and result into the playground.

Model card

Specifications

Pricing

Base price
$0.85 / run

Context & modalities

Input
Schema-defined
Output
video

Capabilities

Chat
Not supported
Vision
Not supported
Reasoning
Not supported
Structured output
Not supported
Function calling
Not supported
Audio input
Not supported

Access

Provider
ByteDance
Model ID
bytedance/seedance/2.0/fast/image-to-video
Execution
async
Base URL
https://api.sandbase.ai
API
Unified Run API
Endpoint
/v1/run

API README

Seedance 2.0 Fast Image to Video

Seedance 2.0 Fast image-to-video: image becomes the first frame and the prompt directs motion, camera, and sound. Add end_image to set the final frame.

Fields

FieldTypeDefaultNotes
promptstring, required—Up to 50,000 characters.
imageimage URL, required—First frame. JPEG, PNG, or WebP URL.
end_imageimage URL—Optional last frame.
durationauto / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12 / 13 / 14 / 155Output length in seconds (4–15), or auto to let the model choose.
aspect_ratio16:9 / 9:16 / 1:1 / 4:3 / 3:4—Output frame shape.
resolution480p / 720p720pSets the per-second rate.
generate_audiobooleantrueNative dialogue, music, and effects. Same price on or off.
seedinteger -1–4294967295randomFix it to compare prompt changes; -1 is random.

Billing

You pay for output seconds: $0.10 at 480p, $0.20 at 720p. Audio is included. With duration: "auto" the quote assumes 15 seconds and the final charge uses the generated length.

Output480p720p
4s$0.40$0.80
5s (default)$0.50$1.00
10s$1.00$2.00
15s$1.50$3.00

Failed runs are not charged.

Prompting

  • Describe what moves and how the camera behaves, not what is already visible.
  • With two frames, describe the transition between them.

Limits

  • Clips are 4–15 seconds.

Also on SandBase

Other Seedance 2.0 Fast endpoints and tiers: bytedance/seedance/2.0/fast/text-to-video, bytedance/seedance/2.0/fast/reference-to-video, bytedance/seedance/2.5/image-to-video, bytedance/seedance/2.0/image-to-video, bytedance/seedance/2.0/mini/image-to-video.

Start building

Send your first request

OpenAI-compatible endpoint with unified authentication and usage tracking.

Production API
Unified Run API endpoint
https://api.sandbase.ai/v1/run
Model ID
bytedance/seedance/2.0/fast/image-to-video
# The quoted heredoc keeps Unicode and shell metacharacters unchanged.
result=$(curl --fail-with-body --silent \
  -X POST "https://api.sandbase.ai/v1/run" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  --data-binary @- <<'SANDBASE_JSON'
{
  "model": "bytedance/seedance/2.0/fast/image-to-video",
  "image": "https://p9-arcosite.byteimg.com/tos-cn-i-goo7wpa0wc/f8fc1008f23a4908b7c897e8b7eb87df~tplv-goo7wpa0wc-image.image",
  "prompt": "Create a 360-degree orbiting camera shot based on this photo.",
  "duration": 5,
  "resolution": "720p",
  "generate_audio": true
}
SANDBASE_JSON
)
run_id=$(printf '%s' "$result" | jq -r .id)
for attempt in $(seq 1 120); do
  status=$(printf '%s' "$result" | jq -r .status)
  case "$status" in completed|failed|timeout) break ;; esac
  sleep 2
  result=$(curl --fail-with-body --silent \
    -H "Authorization: Bearer $SANDBASE_API_KEY" \
    "https://api.sandbase.ai/v1/run/$run_id")
done
status=$(printf '%s' "$result" | jq -r .status)
[ "$status" = completed ] || { echo "Generation ended: $status" >&2; exit 1; }
printf '%s\n' "$result"

Choose your model

Compare models

All image & video models
ModelTypeDefault priceReleased
Seedance 2.0 Fast Image to VideoThis model
ByteDance		Video$1.00 / runApr 1, 2026
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Seedance 2.5 Image to Video
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ByteDance		Video$1.80 / runJul 1, 2026
Seedance 2.5 Text to Video
ByteDance		Video$1.80 / runJul 1, 2026
Seedance 2.0 Mini Reference to Video
ByteDance		Video$0.60 / runJun 24, 2026

Questions

FAQ

How do I call ByteDance Seedance 2.0 Fast Image to Video through SandBase?

Create a SandBase API key, then send requests with the model ID "bytedance/seedance/2.0/fast/image-to-video" to Unified Run API (/v1/run) at https://api.sandbase.ai. The request examples on this page show the exact payload.

Do I need a separate ByteDance account?

No. One SandBase API key and balance gives you access to ByteDance Seedance 2.0 Fast Image to Video and the other models in the catalog; you do not need to sign up with ByteDance separately.