To set up your own Node to Inscribe an Ordinal for minimal cost requirements, you can follow these steps:

1. Choose a cloud provider: You can use a cloud provider like AWS, Google Cloud Platform, or Microsoft Azure. These providers offer free tiers that allow you to run a small instance for free.

2. Choose a server: You can choose a server like Ubuntu or CentOS to run your Node.

3. Install Node.js: You can install Node.js on your server using the package manager of your chosen operating system.

4. Install Inscriber: You can install Inscriber, a package that allows you to create ordinals, using the Node Package Manager (npm).

5. Create a script: You can create a script that uses Inscriber to create ordinals. Your script should include the following steps:

   • Connect to the Inscriber API
   • Generate an ordinal
   • Store the ordinal in a database or file

6. Run the script: You can run the script on your server using the Node.js command line interface.