Runway Gen-4 Turbo (I2V)
Runway Gen-4 Turbo (I2V) is a video model provided by Runway, available on Free.ai via fal.ai. Each ~5s video costs approximately 243,750 tokens. All external model pricing includes Free.ai's standard 30% markup over provider cost; you can always compare against our self-hosted models which run free within your daily limit.
Use cases
- Shorts / Reels / TikTok clips from a prompt
- Animate a still image (image-to-video)
- Explainer b-roll, product demos, concept trailers
Pricing
$5 buys 200K tokens. $500 buys 100M (5× volume bonus).
Grant credits (signup, startup, edu) don't cover premium models — purchase any pack ≥ $5 to activate.
Try Runway Gen-4 Turbo (I2V)
Use via API
curl -X POST https://api.free.ai/v1/video/generate/ \
-H "Authorization: Bearer sk-free-..." \
-H "Content-Type: application/json" \
-d '{"model":"fal-ai/runway/gen4-turbo/image-to-video","prompt":"your prompt here"}'
API Documentation
Get API Key