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Model API

Runway Gen-4 API

Runway Gen-4 (Aleph) — high-fidelity video with strong character + camera consistency.

Model ID

runway-gen4

Provider

fal

Capability

video

Status

Available

Pricing and limits

second

$0.5000 / second

Use this model

curl https://api.aiduct.ai/v1/models \
  -H "Authorization: Bearer $AIDUCT_API_KEY"

# Use model id: runway-gen4

Supported parameters

promptnegative_promptinput_mediadurationaspect_ratioresolutioncfg_scaleloopseedwebhook_url

Related API pages

API referenceEndpoint docs, authentication, and examples.Pricing tableCompare every public model and billing unit.PlaygroundTest requests from the browser before integrating.
This model page is backed by the live Aiduct model catalog. Long-form generated notes are not available for this slug yet, but the model ID, provider, pricing rows, and supported parameters above are still crawlable.