Runway · Video

OpenClaw x Runway

Runway is a leading video AI company whose models are widely used in creative production. Through RunAPI, Runway endpoints are accessible with a single key and pay-per-call pricing.

Public versions and endpoints

Model ID	Version	Endpoints	Starting price	Catalog
`runway`	runway	`/api/v1/runway/text_to_video` `/api/v1/runway/extend_video`	$0.120	Model detail

Configuration

Guide endpoint: /api/v1/runway/text_to_video

export RUNAPI_API_KEY=your_api_key

curl -X POST https://runapi.ai/api/v1/runway/text_to_video \
  -H "Authorization: Bearer $RUNAPI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "runway",
  "prompt": "A paper kite flying above a quiet coastal town at sunrise.",
  "duration_seconds": 5,
  "output_resolution": "720p",
  "aspect_ratio": "16:9"
}'

Verify

POST /api/v1/runway/text_to_video and save the returned Task id.
GET /api/v1/runway/text_to_video/<task-id> until status is completed or failed.
Verify the completed response contains the endpoint-specific output documented in the API reference.

How it works

1. Choose a model ID
Select a public catalog model ID and review its endpoint and current starting price.
2. Configure RunAPI
Set RUNAPI_API_KEY before making the endpoint request.
3. Verify the result
For asynchronous endpoints, poll the same endpoint until the Task reaches a terminal status.

FAQ

Which model ID should I use?

Choose a public model ID from the version table. Each ID exposes the endpoints shown for that version.

Does this guide configure a chat model?

No. This Model Line uses the endpoint workflow shown here and is not presented as an agent chat model.