Railway CLI volume list JSON output

Introduced 2026-01-08 · score 0.95

HOW TO USE IT

When a script needs to inspect Railway volumes, run `railway volume list --json` to print the listing as JSON.

WHY THIS HELPS

Read volume listings as JSON in a script that inspects Railway volumes.

REQUIREMENTS AND LIMITATIONS

• Version: v4.18.1
• --json: Output in JSON format.
• --service <SERVICE>: Select a service ID.
• --environment <ENV>: Select an environment ID.
• --project <PROJECT_ID>: Select a project ID.
• Prerequisite: Authenticate with a Railway account using `railway login`; for CI/CD, set `RAILWAY_TOKEN` or `RAILWAY_API_TOKEN` as appropriate.

FIRST-PARTY EVIDENCE

• https://github.com/railwayapp/cli/releases/tag/v4.18.1
• https://docs.railway.com/cli/volume
• https://docs.railway.com/cli

Check the installed version and the source before using it. Entry JSON

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