runwayml/gen4-image 🔢📝❓🖼️ → 🖼️

⭐ Official ▶️ 330.6K runs 📅 Jun 2025 ⚙️ Cog 0.16.8 📄 Paper

image-consistent-character-generation image-to-image text-to-image

About

Runway's Gen-4 Image model with references. Use up to 3 reference images to create the exact image you need. Capture every angle.

Example Output

Prompt:

"a close up portrait of @woman and @man standing in @park, hands in pockets, looking cool. She is wearing her pink sweater and bangles."

Output

Performance Metrics

36.89s Prediction Time

36.89s Total Time

All Input Parameters

{
  "prompt": "a close up portrait of @woman and @man standing in @park, hands in pockets, looking cool. She is wearing her pink sweater and bangles.",
  "resolution": "1080p",
  "aspect_ratio": "4:3",
  "reference_tags": [
    "park",
    "woman",
    "man"
  ],
  "reference_images": [
    "https://replicate.delivery/pbxt/NHVhGWPplgrmOE8EGTVhbeSqWuZBcZLHyMQrgrTH4Hpa1ljU/m4hjkmbk79rma0cqrnxt67cqnw.jpg",
    "https://replicate.delivery/pbxt/NHVhFhdxAAmuXKUyT4r10KIalYrXf9vp5B40CmAeXlPieuOs/w99em95b01rmc0cqrny8chf49w.jpg",
    "https://replicate.delivery/pbxt/NHVhGE5GSJlAfL9RkGFvUbx70KVl7l7KamUNLHOAUd1sQVuF/psjdbkzgm1rmc0cqrnysbg93cm.jpg"
  ]
}

Input Parameters

seed Type: integer: Random seed. Set for reproducible generation
prompt (required) Type: string: Text prompt for image generation
resolution Default: 1080p: Image resolution
aspect_ratio Default: 16:9: Image aspect ratio
reference_tags Type: arrayDefault:: An optional tag for each of your reference images. Tags must be alphanumeric and start with a letter. You can reference them in your prompt using @tag_name. Tags must be between 3 and 15 characters.
reference_images Type: arrayDefault:: Up to 3 reference images. Images must be between 0.5 and 2 aspect ratio.

Output Schema

Output

Type: string • Format: uri

Example Execution Logs

Using seed: 1020561550
Using reference tags: park, woman, man
Generating image with ratio 1440:1080 (4:3 at 1080p resolution)
Generating...
0%
0%
9%
29%
50%
70%
92%
Generated image in 36.1sec
Downloading 2104750 bytes
Downloaded 2.01MB in 0.10sec

Version Details

Version ID: 7823ca30e81125716db60fbe4143b064bf5c1dd49f4e21908b7091a410fce829
Version Created: October 13, 2025

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