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Create Video Extension Generation Task

POST 
/api/v1/runway/extend

Extend the length of an already generated Runway video. Continues generation from a specific frame of the original video to achieve video extension.

Important Notes​

  • Requires the task ID (taskId) of the original video
  • You can specify which frame to start the extension from (via imageUrl)
  • Extended videos are also stored for 14 days, after which they will expire and be deleted

Request​

Responses​

Request successful

Callbacks​

POST 
{$request.body#/callBackUrl}

When video extension is complete, the system will send a POST request to the provided callback URL to notify the result

Callbacks Responses​

Callback received successfully