ByteDance/seedance-v1.5-pro-text-to-video

seedance-v1.5-pro-text-to-video

High-quality video generation via Seedance 1.5 Pro API with fluid motion and native audio sync. Stable and affordable for high-volume production. Built for free testing and stable API workflows.

Text to Video

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Documentation

API Examples

JavaScriptPythoncURL

Submit Example

// Step 1: Submit generation request
const response = await fetch('https://api.flaq.ai/api/v1/video/task', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'Authorization': 'Bearer YOUR_API_KEY'
  },
  body: JSON.stringify({
    model_name: 'seedance-v1.5-pro-text-to-video',
    prompt: 'A cat playing with a ball of yarn on a sunny windowsill',
    resolution: '480p',
    duration: 6,
    aspect_ratio: '16:9',
    sound: true,
    camera_fixed: false
  })
});

const { data } = await response.json();
const taskId = data.task_id;

Polling Example

// Step 2: Poll for results
const taskId = data.task_id;

const pollResult = async (taskId) => {
  const res = await fetch(`https://api.flaq.ai/api/v1/video/${taskId}`, {
    headers: { 'Authorization': 'Bearer YOUR_API_KEY' }
  });
  return res.json();
};

while (true) {
  const pollResultData = await pollResult(taskId);
  const status = pollResultData.data.task_status;

  if (status === 'succeed') {
    console.log(pollResultData.data.task_result.videos[0].url);
    break;
  }

  if (status === 'failed') {
    console.error(pollResultData.data.task_status_msg);
    break;
  }

  await new Promise(resolve => setTimeout(resolve, 10000));
}

Submit Example

# Step 1: Submit generation request
import requests

response = requests.post(
    'https://api.flaq.ai/api/v1/video/task',
    headers={
        'Content-Type': 'application/json',
        'Authorization': 'Bearer YOUR_API_KEY'
    },
    json={
        'model_name': 'seedance-v1.5-pro-text-to-video',
        'prompt': 'A cat playing with a ball of yarn on a sunny windowsill',
        'resolution': '480p',
        'duration': 6,
        'aspect_ratio': '16:9',
        'sound': True,
        'camera_fixed': False
    }
)

result = response.json()
task_id = result['data']['task_id']

Polling Example

# Step 2: Poll for results
task_id = response.json()['data']['task_id']
poll_url = f"https://api.flaq.ai/api/v1/video/{task_id}"

while True:
    poll_result = requests.get(poll_url, headers={'Authorization': 'Bearer YOUR_API_KEY'}).json()
    status = poll_result['data']['task_status']
    if status == 'succeed':
        print(poll_result['data']['task_result']['videos'][0]['url'])
        break
    if status == 'failed':
        print(poll_result['data']['task_status_msg'])
        break
    time.sleep(10)

Submit Example

# Step 1: Submit generation request
curl -X POST https://api.flaq.ai/api/v1/video/task \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model_name": "seedance-v1.5-pro-text-to-video",
    "prompt": "A cat playing with a ball of yarn on a sunny windowsill",
    "resolution": "480p",
    "duration": 6,
    "aspect_ratio": "16:9",
    "sound": true,
    "camera_fixed": false
  }'

Polling Example

# Step 2: Poll for results
# Replace {task_id} with the task_id returned from the submit response
curl -X GET "https://api.flaq.ai/api/v1/video/{task_id}" \
  -H "Authorization: Bearer YOUR_API_KEY"

Try the AI Video Generator now

Seedance 1.5 Pro Text to Video Pricing

Parameters	Price	Original Price	Discount

Resolution: 1080pAudio: off	$0.0468 per second	$0.0520 per second	90%
Resolution: 720pAudio: off	$0.0234 per second	$0.0260 per second	90%
Resolution: 480pAudio: off	$0.0108 per second	$0.0120 per second	90%
Resolution: 1080pAudio: on	$0.0936 per second	$0.1040 per second	90%
Resolution: 720pAudio: on	$0.0468 per second	$0.0520 per second	90%
Resolution: 480pAudio: on	$0.0216 per second	$0.0240 per second	90%

README

Fast & Affordable Seedance 1.5 Pro Text-to-Video API (ByteDance's Advanced Video Generation)

Seedance 1.5 Pro Text-to-Video API from ByteDance delivers cost-effective, high-quality AI video generation for developers and creative teams. This affordable text-to-video API integration enables you to transform text descriptions into professional video clips across 4-12 second durations. Built on ByteDance's advanced video generation architecture, the Seedance 1.5 Pro model combines strong motion coherence with flexible creative controls, while the API provides stable integration with optional audio effects for production workflows on Flaq AI.

Key Features of Seedance 1.5 Pro Text-to-Video API

Ultra-Affordable Video Generation: Produce professional video clips from text prompts, making this the most cost-effective video generation API option for high-volume developers and content teams through Seedance 1.5 Pro API integration.
Flexible Duration Control: Generate videos from 4 to 12 seconds with precise duration settings, providing control over clip length optimized for short-form content through the Seedance 1.5 Pro API.
Optional Audio Effects: Add synchronized sound effects to generated videos for immersive, polished output directly through the API—enhancing engagement without post-production audio editing.
Broad Aspect Ratio Coverage: API supports 6 aspect ratios including 21:9 ultrawide, 16:9 landscape, 9:16 vertical, 1:1 square, 4:3 standard, and 3:4 portrait—covering virtually all platform and content requirements.
Coherent Scene Generation: Generate scenes with natural motion dynamics, consistent visual style, and accurate prompt adherence powered by ByteDance's advanced video synthesis architecture.
Flexible Resolution Options: Deliver video clips in 480p, 720p, or 1080p, balancing generation speed and output quality for different production needs.

How to Use Seedance 1.5 Pro Text-to-Video API for Affordable Video Generation on Flaq AI

Input: Natural language text prompts with scene descriptions (supports style references, action sequences, and cinematography terminology)
Output: Video clips (MP4 format) delivered via secure CDN URLs through Seedance 1.5 Pro Text-to-Video API integration
Duration: 4 to 12 seconds, configurable per request
Resolution: 480p, 720p, or 1080p
Aspect Ratios: 6 supported formats - 21:9 (ultrawide), 16:9 (landscape), 9:16 (vertical), 1:1 (square), 4:3 (standard), and 3:4 (portrait)
Audio: Optional audio effects integration
Capabilities: Ultra-affordable text-to-video synthesis, coherent scene generation, optional audio integration, and broad aspect ratio support through Seedance 1.5 Pro API.

Best Use Cases for Seedance 1.5 Pro Text-to-Video API Integration

High-Volume Content Creation: Generate thousands of video clips daily for social media, blogs, and digital campaigns at ultra-low per-second costs using this affordable Seedance video API—perfect for content agencies and publishers operating at scale.
Social Media Marketing: Produce platform-optimized videos for Instagram Reels, TikTok, YouTube Shorts, and Facebook with 6 aspect ratios and fast turnaround through the Seedance 1.5 Pro API.
Mobile-First Content Production: Create optimized video content for mobile apps, messaging platforms, and lightweight web experiences with cost-effective API integration.
Automated Content Pipelines: Power high-throughput automated video generation systems with predictable ultra-low pricing and flexible duration controls for scalable production workflows.

Note Please ensure your prompts comply with ByteDance's content safety guidelines. If an error occurs, review your prompt for restricted content, adjust it, and try again.

Seedance 1.5 Pro Text-to-Video vs Competitors: Comparative Analysis

Seedance 1.5 Pro vs. Kling 3.0 Text-to-Video Kling 3.0 offers higher resolution output and specialized human motion synthesis. Seedance 1.5 Pro Text-to-Video API differentiates through significantly lower per-second pricing, broader aspect ratio support (6 formats including 21:9 ultrawide), and optional audio effects—making it a cost-effective choice for high-volume video generation.
Seedance 1.5 Pro vs. Sora (OpenAI) Sora offers high-resolution output and extended duration capabilities. Seedance 1.5 Pro API provides dramatically lower costs, 6 aspect ratio options, and seamless API integration—making it ideal for budget-conscious developers requiring scalable video generation without premium pricing.
Seedance 1.5 Pro vs. Veo 3.1 Fast Text-to-Video Veo 3.1 Fast leverages Google DeepMind's architecture for high-fidelity output. Seedance 1.5 Pro API counters with significantly lower per-second pricing, broader aspect ratio coverage, and optional audio effects—offering strong value for high-volume video production pipelines.
Seedance 1.5 Pro vs. Runway Gen-3 Alpha Runway Gen-3 Alpha provides robust creative controls and higher resolution output. Seedance 1.5 Pro offers ultra-affordable pricing, optional audio integration, 6 aspect ratio formats, and programmatic API access—making it attractive for cost-sensitive, high-throughput video generation workflows.
Seedance 1.5 Pro vs. Pika 2.0 Pika 2.0 excels at stylized animations and user-friendly interface. Seedance 1.5 Pro provides competitive per-second pricing, broad aspect ratio support, and seamless API integration—ideal for developers prioritizing volume and affordability.

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Related Seedance 1.5 Pro Models

API Examples

Submit Example

Polling Example

Submit Example

Polling Example

Submit Example

Polling Example

Seedance 1.5 Pro Text to Video Pricing

Related Models

README

Fast & Affordable Seedance 1.5 Pro Text-to-Video API (ByteDance's Advanced Video Generation)

Key Features of Seedance 1.5 Pro Text-to-Video API

How to Use Seedance 1.5 Pro Text-to-Video API for Affordable Video Generation on Flaq AI

Best Use Cases for Seedance 1.5 Pro Text-to-Video API Integration

Seedance 1.5 Pro Text-to-Video vs Competitors: Comparative Analysis

Explore multiple Creative Tools with Flaq AI

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AI Image to Image Generator

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