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Pricing Guide

Runway API Pricing: Gen4 Turbo, Gen4 Aleph & Upscaler Cost Guide

·5 min read

Runway ML is one of the most capable AI video platforms, offering image-to-video generation, video editing, and 4X video upscaling. Through Renderful's unified API, you can access all Runway models with per-generation pricing and no Runway subscription required. Here's a complete breakdown of Runway API pricing.

Runway API Pricing Summary

Upscaling
$0.10
per generation
Runway Upscale V1
Image-to-Video
$0.50
per generation
Runway Gen4 Turbo
Video Editing
$0.90
per generation
Runway Gen4 Aleph

Runway API Pricing by Model

Each Runway model is designed for a different use case. Here's the full breakdown:

ModelUse CaseInputOutputPrice/Gen
Runway Upscale V1
Most affordable
Video Upscaling (4X)VideoUp to 4096px$0.10
Runway Gen4 Turbo
Best value for video
Image-to-VideoImage + Prompt5s or 10s video$0.50
Runway Gen4 Aleph
Video transformation
Video-to-Video EditingVideo + Prompt5s video$0.90

Runway Model Capabilities

Runway Gen4 Turbo

Image-to-Video generation

$0.50/gen

Animates a static image into a 5 or 10-second video with cinematic motion. Supports an optional motion prompt to describe the desired movement. Accepts JPG, PNG, and WebP inputs.

5s / 10s outputMultiple aspect ratios16:9, 9:16, 1:1, 4:3, 21:9

Runway Gen4 Aleph

Video-to-Video editing

$0.90/gen

Transforms existing video using natural language instructions. Remove objects, change styles, modify scenes, or reimagine footage while maintaining temporal coherence. Accepts MP4, WebM, MOV (max 16MB; only first 5 seconds processed).

Style transferObject removalScene modification5s output

Runway Upscale V1

4X AI video upscaling

$0.10/gen

Enhances video resolution by 4X using AI, up to 4096px per side. Improves texture quality, sharpens edges, and reduces compression artifacts while maintaining temporal consistency across frames. Supports up to 10 minutes of video.

4X upscalingUp to 4096pxUp to 10 minTemporal consistency

Runway API Example

Access Runway Gen4 Turbo through Renderful's REST API to animate an image:

POST/api/v1/generations
curl -X POST https://api.renderful.ai/api/v1/generations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "runway/runway-gen4-turbo",
    "input": {
      "image": "https://your-bucket.com/product-photo.jpg",
      "prompt": "Camera slowly orbits the product with soft studio lighting",
      "aspect_ratio": "16:9",
      "duration": 5
    },
    "webhook": "https://your-app.com/webhook"
  }'

Runway API Pricing FAQ

How much does Runway API cost?
Runway API through Renderful costs $0.10 per generation for Runway Upscale V1, $0.50 per generation for Gen4 Turbo (image-to-video), and $0.90 per generation for Gen4 Aleph (video editing). All pricing is pay-as-you-go with no subscription required.
What is Runway Gen4 Turbo?
Runway Gen4 Turbo is Runway's image-to-video model. It animates a static image into a dynamic video (5 or 10 seconds) using an optional motion prompt. It costs $0.50 per generation through Renderful.
What is Runway Gen4 Aleph?
Runway Gen4 Aleph is Runway's video-to-video editing model. It takes an existing video (up to 16MB, first 5 seconds used) and transforms it based on a text prompt — for example removing people, changing style, or modifying objects. It costs $0.90 per generation.
Can I use Runway API without a Runway account?
Yes. Through Renderful, you access all Runway models using a single Renderful API key. No Runway account, subscription, or credit card on the Runway side is needed.
Does Renderful support the Runway Upscaler?
Yes. Runway Upscale V1 is available through Renderful at $0.10 per generation. It upscales videos by 4X with AI-enhanced detail, up to 4096px per side, and maintains temporal consistency.

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