Gen-4 Aleph is Runway's video generation model. A specialized variant of Runway's Gen-4 video generation model, codenamed Aleph, for high-quality video synthesis.
Specifications
Canonical IDrunway-gen-4-aleph
TypeVideo Generation
StatusActive
CreatorRunwayRunway
Providers
Input ModalitiesText
Output ModalitiesVideo

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/gen4_aleph
$0.150

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Gen-4 Aleph————Current
Gen-4————Available
Gen-4 Turbo————Available
Gen-4.5————Available
Gen-4.5————Available
Gen-3 Alpha————Available
Gen-3 Alpha Turbo————Available
Gen-3A Turbo————Available
ImagineArt Gen 2————Available
ImagineArt Gen 1.5 Preview————Available

Model IDs

runway-gen-4-aleph
runwayml/gen4_aleph