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Seedance 2.0 Fast

bytedance
Video

ByteDance Seedance 2.0 Fast — fast video at 720p with synced audio (t2v), 5s default. ~60-80s to generate. Supports BytePlus RealFace assets — see /docs/video/real-person-ip for enrollment.

Pricing
$11.2/M tokens (text) · $6.6/M (image input)
Default 5s · max 10s
Model ID
bytedance/seedance-2.0-fast
Endpoint
POST /api/v1/videos/generations
Image input:✓ supported
Face asset:✓ supported — Seedance Virtual Portrait $0.01 or Seedance RealFace $0.01
Payment:USDC on Base via x402
Code Examples
from blockrun_llm import LLMClient

client = LLMClient()  # uses BLOCKRUN_WALLET_KEY (never sent to server)
job = client.video_generate(
    model="bytedance/seedance-2.0-fast",
    prompt="a red apple slowly spinning on a wooden table",
    duration_seconds=5,
    image_url="https://example.com/seed.jpg",  # optional
)
print(job["data"][0]["url"])  # MP4 URL

Try It — Video Generation

Type a prompt below and click Generate.

Output: downloadable MP4. Payment in USDC via x402 — no API key.

+ Portrait+ RealFace~$1.1911 USDC

Connect your wallet to generate. Pay-per-call in USDC on Base via x402 — no API key needed.

Video API docs·All models·Full pricing