Execute Commands

Create command tasks

Create a task to execute a command. Currently, ffmpeg, imagemagick and graphicsmagick commands re supported.

You can access the files from the input task in the /input/{taskName}/ (For example: /input/import-1/) directory.

All files that are created in the /output/ directory are available for following tasks (e.g. export tasks).

input string or array, required The ID of the input tasks for files used in the command. Multiple task IDs can be provided as an array.
engine string, required Select the engine for the conversion.

engine_version string, optional Use a specific engine version for the conversion.
capture_output boolean, optional Capture the console output of the command and return it in the results object.
timeout integer, optional Timeout in seconds after the task will be cancelled. By default, tasks time out after 5 hours.
{{ option.name }} required, {{ option.type }} Defaults to {{ option.default }}. Possible values: , .


The created task. You can find details about the task model response in the documentation about the show tasks endpoint.


POST https://api.cloudconvert.com/v2/command

Example Request

$ curl -X POST "https://api.cloudconvert.com/v2/command" \
       -H "Authorization: Bearer API_KEY" \
       -H "Content-type: application/json" \
       -d '{
  "input": [
  "engine": "ffmpeg",
  "command": "ffmpeg",
  "arguments": "-i /input/import-1/file.mp4 -vcodec libx264 -acodec copy /output/output.mp4"

Example Response

  "data": {
    "id": "c85f3ca9-164c-4e89-8ae2-c08192a7cb08",
    "operation": "command",
    "status": "processing",
    "message": null,
    "created_at": "2018-09-19T14:42:58+00:00",
    "started_at": "2018-09-19T14:42:58+00:00",
    "ended_at": null,
    "depends_on_tasks": {},
    "engine": "ffmpeg",
    "engine_version": "3.3.3",
    "payload": {
      "input": [
      "command": "ffmpeg",
      "arguments": "-i /input/file.mp4 -vcodec libx264 -acodec copy /output/output.mp4"
    "result": null