Runway Gen-4 Image generation
runway-gen-4-imageRunway Gen-4 Image: cinematic images at 720p or 1080p, with up to three tagged reference images to keep people, places or objects consistent. Compared with other image tools: premium. Price: from $0.069 per image, charged only on success. Price depends on resolution: 720p $0.069, 1080p $0.109 (default 1080p). One call = one image.
Tool call template
Replace each placeholder with a value matching the input schema. Only required parameters are included; add optional parameters as needed.
{
"id": 1,
"jsonrpc": "2.0",
"method": "tools/call",
"params": {
"arguments": {
"prompt": "<prompt>"
},
"name": "runway-gen-4-image"
}
}Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| seed | No | ||
| prompt | Yes | What to create or change | |
| resolution | No | Output resolution; sets the price. Default 1080p | |
| aspect_ratio | No | Aspect ratio, default 16:9 | |
| reference_tags | No | One tag per reference image, e.g. ["chair"], used in the prompt as @chair | |
| reference_images | No | Optional reference images (https URLs); mention them in the prompt by their tag |