Update a sandbox image
Edit a sandbox image’s name and/or Dockerfile. Re-build it for the changes to take effect on a computer. Guest callers are denied (a write).
Authorizations
MCPJam API key (sk_…). Create one at Settings → API keys. Guest sessions cannot use the API, and API keys cannot manage other API keys.
Path Parameters
ID of the hosted project that contains the server.
Sandbox image ID, as returned by the project's image list.
Body
- Option 1
- Option 2
Edit a sandbox image. Provide at least one of name or blueprint; only the fields you pass change.
Response
The updated sandbox image.
A project's custom Computer image: a digest-pinned blueprint plus its latest build.
user = a personal draft; project = shared with the whole project.
user, project One build of a sandbox image's image.
The image's blueprint YAML (base / initialize / maintenance / knowledge). base must be an allowlisted official image pinned by sha256 digest.

