Comparison notes.

Codespaces gives you a real Linux environment, but it is an ephemeral container. It stops when idle and is deleted after a retention window, so it is not a machine that is durably yours. Coder workspaces run on compute you provision, so the machine is yours in the fullest sense. A Prized box is a persistent machine with a fixed shape that stays yours for as long as you subscribe.

All three support VS Code, JetBrains, plain SSH, and a terminal. No gray area on this row.

Coder Desktop shipped bidirectional file sync in 2025, so Coder earns the check. Codespaces edits happen in the remote container. You can move work through git, but there is no continuous local mirror of the working tree. Prized syncs the working tree both ways continuously, and the sync includes the .git directory itself.

When you connect to a Codespace from VS Code, forwarded ports appear on your laptop’s localhost, so Codespaces earns the check inside an editor session. Coder Connect auto-forwards ports, but on workspace hostnames over its VPN rather than on localhost itself. That is why Coder gets the cross even though its forwarding is automatic. Prized mirrors any port the box opens straight to localhost on your laptop, with no editor session or VPN required.

GitHub runs Codespaces end to end. Coder is self hosted by design. You run the control plane, the database, the provisioners, and the upgrade path on your own infrastructure, and there is no hosted version. That is a feature for air-gapped deployments, and a cost for everyone else. Prized is a hosted service. There is nothing to operate.

Codespaces publishes its rates, but they are usage rates, per core hour plus storage, so the bill moves with usage. Published is not the same as flat. Coder’s paid tier is quote only, and the free tier runs on infrastructure you pay for separately. Prized publishes every price, from $50 a box, and the bill does not move.

An agent running in a Codespace consumes metered core hours, so an agent that works all night raises the bill. Coder meters agent activity through workspace builds, and its AI governance features are a separately licensed add-on. On Prized, agents are ordinary processes on a box you have already paid for. Nothing they do is metered or marked up.

Codespaces starts from a devcontainer file, so it earns the check. Coder’s first deploy is genuinely quick, and reviewers say so. The cross is for what comes after. Independent reviews describe heavy ongoing operations, Kubernetes, Terraform templates, and constant tuning, which in practice means a platform team. Prized is a CLI and a signup, not an ops project.