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Runway · Image

Runway Gen-4 Image API pricing

runway/gen-4-image

Reference-guided text-to-image. Runway Gen-4 Image by Runway, routed through INFRO on a Runway account you connect — alongside every other provider you run. Runway bills you for it directly, on that account and at your own rate. INFRO adds routing, failover, request logs, cost attribution and policy around it, and takes no part of what you pay Runway.

Pricing

Per imageUSD · updated 2026-10-05

Runway rate

$0.05

per image, billed to you by Runway

INFRO adds

$0

0% markup on model spend

Calling Runway Gen-4 Image

POST /v1/images/generations
import os
from infro import Infro

client = Infro(api_key=os.environ["INFRO_API_KEY"])

image = client.images.generate(
    model="runway/gen-4-image",
    prompt="studio product shot, soft rim light",
    n=1,
)

What this modality supports

  • Text to image
  • Editing & inpainting
  • Upscale & restore
  • Batch requests

Text-to-image, editing, upscaling, and background removal across the leading image models. One request shape, consistent sizes and seeds, billed per image with no minimums.

QuickstartGet a key

Alternatives for reference-guided text-to-image

Same modality, nearest in price. All of them share the request shape above, so comparing them is a one-word change.

Work out what Runway Gen-4 Image would cost you

Put your current spend on this model into the calculator and see the same workload priced here — or have us read your real usage.

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