Seedance 2.0 Fast API
Seedance 2.0 quality at lower latency and cost
Try Seedance 2.0 Fast
Runs on your balance at the price shown on the button. Results are saved to your account.
Output frame shape.
Output resolution. Higher resolutions cost more per second.
Length of the generated clip in seconds (4–15s). You pay per second.
Create a free account with Google or email — pay only for what you generate.
Your video will appear here
Write a prompt, pick your settings and hit Run. You only pay for successful generations.
What is Seedance 2.0 Fast?
Seedance 2.0 Fast is a speed-optimized Seedance 2.0 for 480p and 720p videos with audio — ideal for iteration and high-volume pipelines.
Built for iteration
Fast keeps Seedance 2.0's prompt understanding and audio while cutting generation time — great for drafts, social content and batch pipelines.
Seedance 2.0 Fast pricing
Pay per second of video. No subscription. Failed generations are refunded automatically.
| Tier | Official price | Cheaper Gen. | You save |
|---|---|---|---|
480p 16:9 · 24 fps | $0.031/s | −46% | |
720p 16:9 · 24 fps | $0.066/s | −46% |
- Official price: BytePlus ModelArk official price ($5.6 / 1M tokens; $3.3 with video input). Prices verified 2026-10-14.
- Billed by video tokens; per-second figures assume 16:9 and no input video.
- With reference videos, (reference video seconds + output seconds) are billed at the lower with-video token rate.
Specifications
- Resolutions
- 480p · 720p
- Duration
- 4–15 s
- Aspect ratios
- 16:9 · 9:16 · 1:1 · 4:3 · 3:4 · 21:9
- Audio
- Yes (included)
- Released
- Apr 14, 2026
Use Seedance 2.0 Fast via API
One request to start a job, one to fetch the result. Same shape for every model.
import os, time, requests
API = "https://cheapergen.com/api/v1"
headers = {"Authorization": f"Bearer {os.environ['CHEAPERGEN_API_KEY']}"}
# 1. Submit the job
job = requests.post(f"{API}/run/bytedance/seedance-2.0-fast/text-to-video", headers=headers, json={
"prompt": "A slow dolly-in on a ceramicist shaping a vase at golden hour, dust in the light, shallow depth of field",
"aspect_ratio": "16:9",
"resolution": "720p",
"duration": 5
}).json()
# 2. Poll until it finishes (or pass "webhook_url" and skip polling)
while job["status"] in ("queued", "running"):
time.sleep(3)
job = requests.get(f"{API}/generations/{job['id']}", headers=headers).json()
print(job["status"], job["output"]["video"]["url"] if job["status"] == "succeeded" else job["error"])Example prompts
Copy a prompt into the playground above to try it.
Seedance 2.0 Fast FAQ
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Seedance 2.0 Fast is developed by ByteDance. Cheaper Gen. provides API access through official upstream endpoints and does not own the model. Trademarks belong to their respective owners. · Markdown · OpenAPI
