Seedance 2 Fast is ByteDance's video generation model. A faster variant of Seedance 2.0 inheriting its multimodal audio-video joint generation capabilities with improved inference speed.
Specifications
Canonical IDbytedance-seedance-2-fast
TypeVideo Generation
StatusActive
CreatorByteDanceByteDance
Providers
Input ModalitiesImage
Output ModalitiesVideo
Release Date · 6 months ago

Capabilities

Input1/5
Text·
Image✓
Audio·
Video·
PDF·
Output1/5
Text·
Image·
Audio·
Video✓
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandard
Video Out
$ / sec
Runway logo
Runway
runwayml/seedance2_fast
$0.290

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Seedance 10————Available
Seedance 2.5———Available
Seedance 2 Mini———Available
Seedance 2 Fast———Current
Seedance 2———Available
Seedance 2.0 1080p————Available
Seedance 2.5 1080p————Available
Seedance 2.5 Image to Video————Available
Seedance 2.5 Reference to Video————Available
Seedance 2.5 Text to Video————Available
Seedance 1.5 Pro———Available

Model IDs

bytedance-seedance-2-fast
bytedance/seedance-2.0-fast
runwayml/seedance2_fast