Seedance 2.5
Seedance 2.5 is ByteDance's next-generation AI video model, generating up to 30 seconds of cinematic, audio-visual content in one pass with precise multimodal referencing and region-level editing.
Overview
What is Seedance 2.5
Seedance 2.5 is ByteDance's advanced text-to-video model that generates up to 30 seconds of high-quality, synchronized audio-video content in a single generation pass. It supports multimodal references, region-specific edits, and native storytelling without clip stitching, making it ideal for production-ready video creation.
Running it privately on Venice
On Venice, Seedance 2.5 runs with anonymized privacy — your prompts are never stored or profiled. This means creators can generate sensitive, brand-specific, or uncensored content without surveillance. The model’s full capabilities, including audio and long-form generation, are accessible through Venice’s permissionless platform, where you retain sovereignty over your creative process.
Assessment
Strengths and limitations
- Native 30-second video generation in one pass: no stitching, no consistency drift between clips.
- Supports up to 50 multimodal reference inputs (images, video, audio) for precise creative control.
- Region-level editing via natural language: edit specific parts of a video without regenerating the entire clip.
- Integrated audio generation in the same latent space as video for synchronized soundtracks.
- Ideal for cinematic, photorealistic, and long-duration storytelling with audio.
- Maximum resolution capped at 1080p: not suitable for 4K broadcast or large-format display.
- Proprietary and closed: no open weights, so self-hosting or fine-tuning is not possible.
- Higher cost per second compared to previous versions and open-weight alternatives.
- Limited availability outside select platforms: not universally accessible via public API.
Samples
Sample outputs
Generated on Venice with our standard prompt suite — the same prompts we run through every model of this type, so you can judge it like-for-like.
Slow aerial drone shot gliding over a misty mountain valley at golden hour, sunlight piercing clouds onto a winding river, ancient pine forests on either side, ultra-smooth motion, professional color grading, atmospheric haze, 4K
Calm ocean waves rolling onto a black-sand beach at sunrise, golden light on wet sand, foam dissolving into the shore, a single silhouetted figure at the waterline, smooth continuous forward push, serene cinematic atmosphere
A slow tracking shot through a rain-soaked Tokyo street at night, neon reflecting in puddles, steam rising from a food cart, a person with a translucent umbrella, shallow depth of field, teal-and-orange grade, smooth steady camera
Capabilities
What it supports
- Text to video
- Reference to video
- Native audio generation
Specifications
Datasheet
- Maker
- ByteDance
- Released
- July 31, 2026
- Modality
- Text-to-video, multimodal reference, region editing
- Resolutions
- 1080p, 720p, 480p
- Clip lengths
- 4s – 30s
- Mode
- text-to-video
- Aspect ratios
- 21:9, 16:9, 4:3, 1:1, 3:4, 9:16
- Audio
- Yes
- Prompt limit
- 15,000 chars
- Privacy on Venice
- Anonymized — prompts not stored
- Available on Venice since
- Aug 2026
- License
- Proprietary
API
Call it from your code
Venice exposes this model through the REST API. Queue a generation with the model id.
curl https://api.venice.ai/api/v1/video/queue \
-H "Authorization: Bearer $VENICE_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "seedance-2-5-text-to-video-basic",
"prompt": "Aerial drone shot over a misty mountain valley at golden hour"
}'
# Use the returned queue_id with https://api.venice.ai/api/v1/video/retrieve.
# Call /video/complete after downloading if needed.Pricing
What it costs on Venice
Pay per clip on Venice — price scales with resolution and duration (4s–30s), from $0.51.
New Venice accounts include a free daily allowance and 500 welcome credits — no credit card required.
Alternatives
How it compares
| Model | Max resolution | Strongest at | Open weights | Price (Venice) |
|---|---|---|---|---|
| Seedance 2.5 | 1080p | Long-form storytelling, multimodal reference | No | from $0.51 |
| Kling O3 Pro | 1080p | High motion fidelity, cinematic style | No | from $0.46 |
| Wan 2.7 Enhanced | 720p | Fast generation, open weights | Yes | from $0.68 |
| Vidu Q3 | 1080p | Realistic motion, Chinese content | No | from $0.27 |
Best for 30-second native videos with rich reference control and editing.
Use cases
What it is good for
- 01Creating 30-second social media ads with consistent characters and branding.
- 02Producing product demos or film pre-visualization with precise reference control.
- 03Generating multi-scene narratives without visual drift using one-shot generation.
- 04Editing specific regions of a video (e.g., changing a background) via text prompts.
- 05Integrating 3D renders or green-screen footage into final video outputs.
Prompting
Getting better results
Use detailed scene descriptions and specify timing cues (e.g., 'scene 1: 0–5s, scene 2: 5–10s').
Upload reference images for characters, products, or settings to maintain consistency.
Include audio mood references (e.g., 'upbeat jazz') to align sound with visuals.
For edits, describe the region and change precisely (e.g., 'change the sky in the top-left to stormy').
Leverage aspect ratio support for platform-specific content (e.g., 9:16 for TikTok).
Version history
Predecessor with shorter clip length and fewer reference features.
Current — 30s native video, multimodal reference, region editing.
FAQ
Frequently asked questions
Seedance 2.5 is ByteDance's next-generation AI video model that generates up to 30 seconds of synchronized audio-video content in a single pass. It supports multimodal references, region-level editing, and cinematic storytelling without clip stitching.
On Venice, Seedance 2.5 starts at $0.51 for a 480p, 4-second clip. Prices scale with resolution and duration, with 1080p 30-second clips costing more. You pay per generation — no subscription required.
No. Seedance 2.5 is a proprietary model developed by ByteDance. It is not open source, so it cannot be self-hosted or fine-tuned. Access is provided via API or integrated platforms.
Yes. Seedance 2.5 generates synchronized audio and video in the same latent space, allowing for native soundtracks, voiceovers, and ambient audio matching the visual content.
Seedance 2.5 supports 1080p, 720p, and 480p resolutions across multiple aspect ratios including 16:9, 1:1, and 9:16 for platform-specific content.
Yes. Seedance 2.5 supports region-level editing using natural language prompts, allowing you to modify specific parts of a generated video — like changing a background or object — without regenerating the entire clip.
Seedance 2.5 excels in long-form storytelling (30s native), multimodal referencing, and editing. Kling O3 Pro offers strong cinematic motion but lacks Seedance's extended duration and precise edit controls. Choose Seedance for production workflows, Kling for stylistic motion.
Run Seedance 2.5 privately
No prompt logging. No data used for training.