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Bytedance

Seedance 1.5 Pro

2 models available
Provider: Bytedance
Updated: Recently
Seedance 1.5 Pro is the latest audio and video generation model launched by ByteDance. It can generate film - level videos, synchronized audio and multilingual dialogues, and supports film - level camera movement control.

Available Models

Bytedance

Seedance 1.5 Pro Image to Video

seedance-1.5-pro-i2v

Seedance 1.5 Pro Image-to-Video produces cinematic, live-action–style clips using a text prompt combined with a first and last frame images, faithfully retaining the image’s subject and composition while introducing expressive motion and consistent visual quality. It supports 4–12s duration control (including Smart Duration), an adaptive aspect ratio that follows the input image, and seed-based reproducibility—making it ideal for ad creatives and short-drama shots that require a strong visual anchor.

Input type
Price
$0.020 / second
Output type
Video
Bytedance

Seedance 1.5 Pro Text to Video

seedance-1.5-pro-t2v

Seedance 1.5 Pro Text-to-Video creates cinematic, live-action–style clips from text with strong prompt fidelity, dynamic motion, and consistent visual quality. It offers 4–12s duration control (including Smart Duration), supports multiple aspect ratios,and enables reproducible results via seeds—making it well suited for advertising and short-form drama workflows.

Input type
Price
$0.020 / second
Output type
Video
NATIVE AUDIO-VISUAL MODEL

Seedance 1.5 Pro
Sync Life & Sound

The next-generation foundational model featuring native audio-visual generation, film-grade cinematography, emotional storytelling.

Technical Report
12s
Max Duration
1080p
Resolution
48kHz
Audio Quality

PROMPT

A close-up of a futuristic robot playing a cello, sparks flying in rhythm with the deep, resonant notes.

Model Capabilities

Redefining video generation with native audio synthesis and cinematic control.

NATIVE AUDIO

Native Audio Generation

Utilizes a Dual-Branch Diffusion Transformer (DB-DiT) to generate video and audio tokens simultaneously, ensuring perfect lip-sync and acoustic consistency.

  • Simultaneous A/V Generation
  • Hard-aligned Lip Sync
  • Context-aware Sound Effects
VISUALS

Film-Grade Cinematography

Delivers superior visual quality with precise control over lighting, composition, and camera movement, simulating professional filmmaking techniques.

  • Complex Camera Moves
  • Professional Color Grading
  • High-Fidelity Textures
NARRATIVE

Storytelling & Emotion

Excels in capturing subtle character emotions and maintaining narrative coherence, bringing scripts to life with depth and continuity.

  • Micro-expression Control
  • Consistent Character Identity
  • Narrative Continuity
PHYSICS

Physical World Simulation

Models the underlying physics of the real world, from fluid dynamics to light interaction.

Physics Engine

Accurate object interaction and dynamics.

Temporal Coherence

Stable motion over extended durations.

MULTIMODAL

Unified Interaction

Seamlessly interpret user intent across text, image, and audio modalities.

Text to Video
Direct script-to-screen generation.
Image to Video
Animate static assets with high fidelity.
Audio Control
Sound-driven generation and timing.

Made with Seedance

Demonstrating capabilities across various artistic styles.

Seedance 1.5 Pro

Astronauts Exploring Mars in Real-Time

Immersive multi-scene storytelling renders an astronaut walking on Mars with native audio and realistic motion, all in crisp 1080p.

Seedance 1.5 Pro

High-Speed Racing Action

Seedance 1.5 captures complex racing sequences with dynamic motion, synchronized engine sounds, and stable 1080p visuals for a cinematic experience.

Seedance 1.5 Pro

Serene Coastal Beauty

Generate photorealistic seaside videos with gentle waves, ambient sounds, and smooth transitions, fully rendered in native audio and 1080p.

Seedance 1.5 Pro

Dynamic Nature Scenes

Seedance 1.5 brings forests and lakes to life with realistic motion, natural soundscapes, and multi-scene narrative, producing high-quality 1080p videos instantly.

Seedance API

Enterprise-grade access to the Seedance 1.5 Pro model.

RESTful API
Standard HTTP endpoints for job management.
Webhooks
Real-time notifications for job completion.
Get API Access
# Seedance Video Generation
payload = {
  "model": "seedance-1.5-pro-t2v",
  "prompt": "A futuristic robot playing cello",
  "duration": 10,
  "aspect_ratio": "16:9"
}

response = requests.post(
  "https://api.apipod.ai/v1/videos/generations",
  json=payload,
  headers={"Authorization": "Bearer YOUR_KEY"}
)

Frequently Asked Questions

What is Seedance 1.5 Pro?
Seedance 1.5 Pro is ByteDance's latest foundational video model, featuring native audio-visual generation capabilities powered by a Dual-Branch Diffusion Transformer architecture.
Which languages are supported?
The model supports lip-sync and audio generation for multiple languages including Mandarin, English, and Japanese.
Is commercial use allowed?
Yes, the Pro version includes a commercial license for generated content.
What are the generation limits?
Currently supports up to 12 seconds per generation at 1080p resolution.
Does it support 4K?
Native output is 1080p; 4K are supported via our upscaling pipeline.
How is usage billed?
Billing is calculated based on the duration of generated video seconds.

Experience Native A/V Generation

Start building with Seedance 1.5 Pro today.

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