Seedance 2.0

Provider	ByteDance
Model name	seedance-2-0
Endpoint	/v1/videos
Resolution	480p, 720p
Duration	4, 5, 8, 10 seconds
Aspect Ratios	16:9, 9:16, 1:1, 4:3, 3:4, 21:9
Pricing	See HiAPI Pricing

Pricing

Formula: base rate × duration × resolution multiplier

Resolution	Multiplier
480P	1x
720P	2.2x

Live duration examples are shown on the main pricing page.

Features

• Cinema-grade quality
• Superior motion dynamics
• Native audio support
• 1080P HD output
• Text-to-video and image-to-video

API Usage

Text-to-Video

cURL

curl -X POST https://api.hiapi.ai/v1/videos \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "seedance-2-0",
    "prompt": "A cinematic shot of ocean waves crashing against cliffs at golden hour",
    "seconds": "5"
  }'

Python

import requests

response = requests.post(
    "https://api.hiapi.ai/v1/videos",
    headers={
        "Authorization": "Bearer YOUR_API_KEY",
        "Content-Type": "application/json"
    },
    json={
        "model": "seedance-2-0",
        "prompt": "A cinematic shot of ocean waves crashing against cliffs at golden hour",
        "seconds": "5"
    }
)

video_id = response.json()["id"]
print(f"Task created: {video_id}")

Node.js

const response = await fetch("https://api.hiapi.ai/v1/videos", {
  method: "POST",
  headers: {
    "Authorization": "Bearer YOUR_API_KEY",
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
    model: "seedance-2-0",
    prompt: "A cinematic shot of ocean waves crashing against cliffs at golden hour",
    seconds: "5"
  })
});

const data = await response.json();
console.log("Task ID:", data.id);

Image-to-Video

curl -X POST https://api.hiapi.ai/v1/videos \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "seedance-2-0",
    "prompt": "The scene comes alive with gentle movement",
    "input_reference": "https://example.com/photo.jpg",
    "seconds": "5"
  }'