--- title: Seedance 1.5 Pro API | Image to Video | ModelsLab description: Generate cinematic videos with native audio-visual sync, multilingual lip-sync, skeletal tracking & 4K upscaling using dual-branch Diffusion. url: https://modelslab.com/models/byteplus/seedance-1-5-pro.md canonical: https://modelslab.com/models/byteplus/seedance-1-5-pro.md type: product component: Playground/Endpoint/Index generated_at: 2026-04-16T17:06:48.131593Z --- [![Seedance 1.5 Pro thumbnail](https://assets.modelslab.ai/api-logos/01KMSWQWTME16RN3X66SRK2CAE.png)](https://modelslab.com/models/byteplus)Seedance 1.5 Pro --- [by Byteplus](https://modelslab.com/models/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 Model [LLMs.txt](https://modelslab.com/models/byteplus/seedance-1-5-pro/llms.txt) [Learn more](https://modelslab.com/seedance-15-pro) Endpoint:Select Endpoint [API Playground](/models/byteplus/seedance-1-5-pro) [API Documentation](/models/byteplus/seedance-1-5-pro/api)Vibe CodeRelated ModelsDeveloper SupportModel Specs Input --- Image Upload File preview Prompt A cinematic skincare commercial featuring a stunning female model with flawless glowing skin and wet, brushed-back hair. Begin with close-up shots of fresh water splashing in slow motion, soft daylight reflections, and droplets gliding over smooth skin. Transition to the model gently touching her face, smiling confidently, holding a premium facewash bottle beside her cheek. Show her applying the facewash with delicate hand movements, water running over her skin, highlighting hydration and purity. Use soft natural lighting, minimal clean background, and elegant product focus. Include aesthetic shots of the facewash bottle rotating in light, product texture visuals, and final hero shot of the model holding the product with a gentle smile. Mood: Fresh, luxurious, pure, premium skincare. Ultra-realistic, beauty commercial style, 4K, smooth transitions, slow motion. Advanced Settings Customize your input with more control. 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Seedance 1.5 Pro into your application with a single API call. Get your API key from the [pricing page](https://modelslab.com/pricing) to get started. PythonJavaScriptcURLPHP ``` 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](https://modelslab.com/models/byteplus/seedance-1-5-pro/api) for SDKs, code examples in Python, JavaScript, and more. ### Pricing Seedance 1.5 Pro API costs $0.062000 per second. Pay only for what you use with no minimum commitments. [View pricing plans](https://modelslab.com/pricing) ### Use Cases - Marketing and promotional video creation - Social media short-form video content - Product demos and explainer videos - Creative storytelling and animation [Learn more about Seedance 1.5 Pro](https://modelslab.com/seedance-15-pro) [Browse Video Models](https://modelslab.com/models?feature=videogen) [More from Byteplus](https://modelslab.com/models/byteplus) [View Pricing](https://modelslab.com/pricing) Seedance 1.5 Pro FAQ --- ### What is 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.\[1\]\[2\]\[3\] ### How do I use the Seedance 1.5 Pro API? 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. ### How much does Seedance 1.5 Pro cost? Seedance 1.5 Pro costs $0.062000 per second. ModelsLab uses pay-per-use pricing with no minimum commitments. A free tier is available to get started. ### What is the Seedance 1.5 Pro model ID? The model ID for Seedance 1.5 Pro is "seedance-1-5-pro". Use this ID in your API requests to specify this model. ### Does Seedance 1.5 Pro have a free tier? 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. --- *This markdown version is optimized for AI agents and LLMs.* **Links:** - [Website](https://modelslab.com) - [API Documentation](https://docs.modelslab.com) - [Blog](https://modelslab.com/blog) --- *Generated by ModelsLab - 2026-04-16*