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Seedance 1.5 Pro

by Byteplus

Generate cinematic videos with native audio-visual sync, multilingual lip-sync, skeletal tracking & 4K upscaling using dual-branch Diffusion Transformer; up to 25s at 1080p.[1][2][3]

seedance-1-5-pro
Closed Source ModelLLMs.txtLearn more
Endpoint:
API PlaygroundAPI Documentation

Input

File preview

Per Second video generation will cost 0.044$

Output

Idle

Unknown content type

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About Seedance 1.5 Pro

Generate cinematic videos with native audio-visual sync, multilingual lip-sync, skeletal tracking & 4K upscaling using dual-branch Diffusion Transformer; up to 25s at 1080p.[1][2][3]

Technical Specifications

Model ID
seedance-1-5-pro
Provider
Byteplus
Category
Video Models
Task
Video Generation
Price
$0.062000 per multiplier
Added
December 23, 2025

Key Features

  • AI video generation from text or image input
  • Motion control and camera movement parameters
  • Adjustable frame rate and video duration
  • High-quality cinematic output up to 1080p
  • Native audio generation support

Quick Start

Integrate Seedance 1.5 Pro into your application with a single API call. Get your API key from the pricing page to get started.

import requests
import json
url = "https://modelslab.com/api/v7/video-fusion/image-to-video"
headers = {
"Content-Type": "application/json"
}
data = {
"model_id": "seedance-1-5-pro",
"prompt": "your prompt here",
"key": "YOUR_API_KEY"
}
try:
response = requests.post(url, headers=headers, json=data)
response.raise_for_status() # Raises an HTTPError for bad responses (4XX or 5XX)
result = response.json()
print("API Response:")
print(json.dumps(result, indent=2))
except requests.exceptions.HTTPError as http_err:
print(f"HTTP error occurred: {http_err} - {response.text}")
except Exception as err:
print(f"Other error occurred: {err}")

View the full API documentation for SDKs, code examples in Python, JavaScript, and more.

Pricing

Seedance 1.5 Pro API costs $0.062000 per multiplier. Pay only for what you use with no minimum commitments. View pricing plans

Use Cases

  • Marketing and promotional video creation
  • Social media short-form video content
  • Product demos and explainer videos
  • Creative storytelling and animation

Seedance 1.5 Pro FAQ

Generate cinematic **videos** with native **audio-visual sync**, multilingual lip-sync, skeletal tracking & 4K upscaling using dual-branch Diffusion Transformer; up to 25s at 1080p.[1][2][3]

You can integrate Seedance 1.5 Pro into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "seedance-1-5-pro" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation.

Seedance 1.5 Pro costs $0.062000 per multiplier. ModelsLab uses pay-per-use pricing with no minimum commitments. A free tier is available to get started.

The model ID for Seedance 1.5 Pro is "seedance-1-5-pro". Use this ID in your API requests to specify this model.

Yes, ModelsLab offers a free tier that lets you try Seedance 1.5 Pro and other AI models. Sign up to get free API credits and start building immediately.