OpenRouterImage to videoComing soon
OpenRouterrunway/gen-4.5
runway/gen-4.5 is an image to video tool from OpenRouter that runs in the background and returns video. Coming soon: listed with its price, not yet open to runs.
This tool is listed but not yet available to run.
Price pendingPricing
Price pending.
Limits
- Runs
- In the background
- Returns
- video
- Longest queue wait
- 3600s
- Run deadline
- 3600s
- Largest inline input
- 1024 KB
- Largest input file
- 500 MB
- Largest output
- 4768 MB
- Outputs per run
- 16
Input
| Field | Kind | Default | Description |
|---|---|---|---|
prompt required | text | — | Text prompt describing the video to generate. Optional for models that support generating a video from image input alone; required by all other models. |
seed | number (whole) | — | If specified, the generation will sample deterministically, such that repeated requests with the same seed and parameters should return the same result. Determinism is not guaranteed for all providers. |
size | one of 1280x720, 720x1280 | — | Exact pixel dimensions of the generated video in "WIDTHxHEIGHT" format (e.g. "1280x720"). Interchangeable with resolution + aspect_ratio. |
duration | one of 2, 3, 4, 5, 6, 7, 8, 9, 10 | — | Duration of the generated video in seconds |
resolution | one of 720p | — | Resolution of the generated video |
aspect_ratio | one of 16:9, 9:16 | — | Aspect ratio of the generated video |
frame_images | JSON | — | Images to use as the first and/or last frame of the generated video. Each image must specify a frame_type of first_frame or last_frame. |
Same request in code
curl https://api.spiral.ai/v1/runs \
-H "Authorization: Bearer $SPIRAL_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"provider": "openrouter",
"model": "runway/gen-4.5",
"input": {
"prompt": "A serene mountain landscape at sunset"
}
}'