environment

Read and edit Railway environment configuration using the CLI. Requires Railway CLI v4.27.3+ . Check with: If below 4.27.3, upgrade: When user asks "what's the config" or "show configuration": Present: source (repo/image), build settings, deploy settings, variables per service. When user asks "what variables" or "show env vars": Same command — railway environment config --json includes variables per service and shared variables. For rendered (resolved) variable values: railway variables --json Create a new environment in the linked project: Duplicate an existing environment: With service-specific variables: Link a different environment to the current directory: Or by ID: JSON output — project/environment IDs and service list: Extract: Plain output — linked service name: Shows Service: line with the currently linked service. Get service IDs from the environment config: Map service IDs to names via status: The project.services array contains { id, name } for each service. Match against the service keys from environment config . Fetch current environment configuration: For complete field reference, see reference/environment-config.md .