When do I need and how do I purchase a Command Line render license?

The Cinema 4D Command Line renderer can be used with a standalone Cinema 4D or Maxon One license, but in a render farm environment, dedicated Command Line licenses are usually the right call. This article covers when you need them and how to get them.

When you need a dedicated Command Line license

A separate Command Line license is typically needed when:

• You're running a render farm with multiple machines rendering Cinema 4D scenes at the same time, and you want each node to render independently without occupying a full Cinema 4D seat.
• You need more concurrent renders than your existing Cinema 4D or Maxon One licenses allow.
• You're building a dedicated, headless render pipeline where Cinema 4D's full UI is never used on the render nodes.

In practice, Command Line licenses are designed to be paired with a third-party render farm manager that queues jobs and dispatches them to your nodes. Common options used with Cinema 4D include AWS Thinkbox Deadline, Qube!, and Royal Render. The render farm manager handles the orchestration (job queue, node selection, retries, output collection), and the Command Line renderer handles the actual Cinema 4D rendering on each node.

If you only need to do an occasional Command Line render on a workstation that already has a Cinema 4D or Maxon One license, you don't need a separate Command Line license. Your existing license already covers it.

How to purchase Command Line licenses

Command Line licenses aren't sold through the Maxon online store. Pricing and availability depend on the size of your render farm, so you'll need to talk to Maxon Sales directly. They'll work with you to put together a quote that fits your setup.

TL;DR

• A standalone Cinema 4D or Maxon One license already covers occasional Command Line rendering on a workstation. You don't need a separate license for that.
• Dedicated Command Line licenses are designed for multi-node render farms managed by third-party tools like Deadline, Qube!, or Royal Render, where each node needs to render headlessly without holding a full Cinema 4D seat.
• Command Line licenses aren't sold through the Maxon online store. Contact Maxon Sales for a quote tailored to your render farm size.

If you have any questions or need further assistance, please submit a support ticket, and our team will be happy to help.