text-to-video
Seedance 2.0 Fast (Text-to-Video Fast) generates cinematic 720p/1080p videos from text prompts using speed-optimized inference with fast upscaling from 480p — the fastest and most affordable Seedance option with native audio-visual synchronization and director-level control.
Idle
Your request will cost $0.6 per run.
For $10 you can run this model approximately 16 times.
One more thing:
ExamplesView all
README
Seedance 2.0 Fast Text-to-Video Fast
Seedance 2.0 Fast Text-to-Video Fast is the fastest and most affordable Seedance option — combining speed-optimized inference with fast upscaling from 480p to deliver 720p and 1080p cinematic videos with native audio-visual synchronization.
Key Features
-
Fastest Seedance option Speed-optimized inference combined with fast upscaling for maximum throughput.
-
Most affordable HD output Starting at $0.60 per 5 seconds at 720p.
-
Unified multimodal architecture Same Seedance 2.0 foundation handling text, image, audio, and video inputs.
-
Native audio-visual synchronization Generates video with synchronized audio in a single pass.
-
Director-level control Camera movement, lighting, shadows, and character performance controlled through prompts.
Parameters
| Parameter | Required | Description |
|---|---|---|
| prompt | Yes | Detailed description of the cinematic scene |
| aspect_ratio | No | Output format: 16:9 (default), 9:16, 4:3, 3:4, 1:1, 21:9 |
| duration | No | Video length: 5 (default), 10, or 15 seconds |
| resolution | No | Output resolution: 720p (default) or 1080p |
| reference_images | No | Reference image URLs to guide style, characters, or composition |
| reference_videos | No | Reference video URLs (total length must not exceed 15 seconds) |
| reference_audios | No | Reference audio URLs (total length must not exceed 15 seconds) |
Pricing
| Resolution | Duration | Without Reference Videos | With Reference Videos |
|---|---|---|---|
| 720p | 5 s | $0.60 | $0.48 |
| 720p | 10 s | $1.20 | $0.95 |
| 720p | 15 s | $1.80 | $1.43 |
| 1080p | 5 s | $0.65 | $0.53 |
| 1080p | 10 s | $1.30 | $1.05 |
| 1080p | 15 s | $1.95 | $1.58 |
Billing Rules
- 720p rate: $0.60 per 5 seconds (without reference videos), $0.48 with reference videos
- 1080p rate: $0.65 per 5 seconds (without reference videos), $0.53 with reference videos
- Duration options: 5, 10, or 15 seconds
Best Use Cases
- Maximum Speed — Fastest possible Seedance generation at HD resolution.
- High-Volume Production — Most cost-effective HD generation for large content libraries.
- Rapid Prototyping — Quick iteration on HD concepts before upgrading to standard quality.
- A/B Testing — Generate many variations efficiently.
Pro Tips
- Use this for maximum speed and lowest cost at HD resolution.
- Switch to standard Seedance 2.0 for final production quality.
- Write prompts like a film director — include lighting, camera angles, and mood.
- Start with 5s to iterate, then extend once the look is right.
Notes
- Native audio generation included.
- Resolution options: 720p and 1080p only (generated via 480p + fast upscale with speed-optimized inference).
- Duration options: 5, 10, or 15 seconds.
Related Models
- Seedance 2.0 Fast Text-to-Video — Speed-optimized native resolution generation.
- Seedance 2.0 Text-to-Video Fast — Standard inference + fast upscale.
- Seedance 2.0 Text-to-Video — Highest quality native resolution generation.