CodeSandbox · Schema

VMStartResponse

Response from starting a CodeSandbox virtual machine (devbox).

Developer ToolsCloud IDECode SandboxesBrowser DevelopmentAI SandboxesCode Embedding

Properties

Name Type Description
success boolean Whether the request was successful
errors array List of errors, if any
data object VM start data
View JSON Schema on GitHub

JSON Schema

codesandbox-vm-start-response-schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api.codesandbox.io/schemas/vm-start-response",
  "title": "VMStartResponse",
  "description": "Response from starting a CodeSandbox virtual machine (devbox).",
  "type": "object",
  "properties": {
    "success": {
      "type": "boolean",
      "description": "Whether the request was successful"
    },
    "errors": {
      "type": "array",
      "items": {
        "oneOf": [
          {"type": "string"},
          {"type": "object", "additionalProperties": true}
        ]
      },
      "description": "List of errors, if any"
    },
    "data": {
      "type": "object",
      "description": "VM start data",
      "required": [
        "bootup_type", "cluster", "id", "latest_pitcher_version",
        "pitcher_manager_version", "pitcher_token", "pitcher_url",
        "pitcher_version", "reconnect_token", "use_pint",
        "user_workspace_path", "workspace_path"
      ],
      "properties": {
        "id": {
          "type": "string",
          "description": "The sandbox/VM ID"
        },
        "cluster": {
          "type": "string",
          "description": "The cluster where this VM is running (e.g., eu, us-east)"
        },
        "bootup_type": {
          "type": "string",
          "description": "How the VM was started (fresh, hibernated snapshot, etc.)"
        },
        "pitcher_url": {
          "type": "string",
          "description": "WebSocket URL to connect to the Pitcher agent inside the VM"
        },
        "pitcher_token": {
          "type": "string",
          "description": "Authentication token for connecting to Pitcher"
        },
        "pitcher_version": {
          "type": "string",
          "description": "Version of the Pitcher agent running in this VM"
        },
        "pitcher_manager_version": {
          "type": "string",
          "description": "Version of the Pitcher manager"
        },
        "latest_pitcher_version": {
          "type": "string",
          "description": "Latest available Pitcher version"
        },
        "reconnect_token": {
          "type": "string",
          "description": "Token to reconnect to the same VM session"
        },
        "workspace_path": {
          "type": "string",
          "description": "Path to the main workspace directory inside the VM"
        },
        "user_workspace_path": {
          "type": "string",
          "description": "Path to the user-specific workspace directory"
        },
        "use_pint": {
          "type": "boolean",
          "description": "Whether the sandbox uses the Pint bundler"
        },
        "pint_url": {
          "type": "string",
          "description": "URL for Pint (if use_pint is true)"
        },
        "pint_token": {
          "type": "string",
          "description": "Authentication token for Pint (if use_pint is true)"
        }
      }
    }
  }
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this
  • find_json_schemasBrowse and filter every JSON Schema in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/codesandbox-vm-start-response"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.