> ## Documentation Index
> Fetch the complete documentation index at: https://veryfront.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Get sandbox capabilities

> Get sandbox creation options and API limits, using caller eligibility for a selected billing project or legacy platform discovery when omitted.

`veryfront__get_sandbox_capabilities`

## Access

No external-service connection is required. Use a Veryfront credential with access to the requested resources.

**Call type:** Read-only.

## Arguments

| Field | Type | Required | Description and constraints |
| - | - | - | - |
| `project_reference` | `string` | No | Billing project UUID or slug for caller creation eligibility. Omit for legacy platform feature discovery. Creation rechecks capacity. Minimum length: `1`. |

## Example request

Send this JSON-RPC request through an initialized MCP client. Replace sample identifiers and values before calling the tool. See [MCP client setup](https://veryfront.com/docs/cloud/getting-started/connect-mcp.md).

```json title="request.json" theme={null}
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "veryfront__get_sandbox_capabilities",
    "arguments": {}
  }
}
```

## Result

The published output shape is summarized below. Inspect both the MCP response content and `isError` when handling a call.

| Field | Type | Required | Description and constraints |
| - | - | - | - |
| `private_creation` | `boolean` | Yes | |
| `private_always_on` | `boolean` | Yes | |
| `coding_agent_terminal` | `boolean` | Yes | |
| `limits` | `object` | Yes | Structured limits details associated with this tool result. |
| `defaults` | `object` | Yes | Structured defaults details associated with this tool result. |

## Full schemas

```json title="input-schema.json" theme={null}
{
  "type": "object",
  "properties": {
    "project_reference": {
      "type": "string",
      "minLength": 1,
      "description": "Billing project UUID or slug for caller creation eligibility. Omit for legacy platform feature discovery. Creation rechecks capacity."
    }
  },
  "additionalProperties": false,
  "description": "Arguments for the get_sandbox_capabilities tool.",
  "$schema": "http://json-schema.org/draft-07/schema#"
}
```

```json title="output-schema.json" theme={null}
{
  "type": "object",
  "properties": {
    "private_creation": {
      "type": "boolean"
    },
    "private_always_on": {
      "type": "boolean"
    },
    "coding_agent_terminal": {
      "type": "boolean"
    },
    "limits": {
      "type": "object",
      "properties": {
        "max_ttl_hours": {
          "type": "integer",
          "exclusiveMinimum": 0
        },
        "max_command_timeout_seconds": {
          "type": "integer",
          "exclusiveMinimum": 0
        },
        "max_background_timeout_seconds": {
          "type": "integer",
          "exclusiveMinimum": 0
        },
        "max_command_output_bytes": {
          "type": "integer",
          "exclusiveMinimum": 0
        },
        "max_page_size": {
          "type": "integer",
          "exclusiveMinimum": 0
        },
        "max_file_bytes": {
          "type": "integer",
          "exclusiveMinimum": 0
        },
        "max_write_files": {
          "type": "integer",
          "exclusiveMinimum": 0
        }
      },
      "required": [
        "max_ttl_hours",
        "max_command_timeout_seconds",
        "max_background_timeout_seconds",
        "max_command_output_bytes",
        "max_page_size",
        "max_file_bytes",
        "max_write_files"
      ],
      "additionalProperties": false,
      "description": "Structured limits details associated with this tool result."
    },
    "defaults": {
      "type": "object",
      "properties": {
        "command_timeout_seconds": {
          "type": "integer",
          "exclusiveMinimum": 0
        },
        "background_timeout_seconds": {
          "type": "integer",
          "exclusiveMinimum": 0
        },
        "page_size": {
          "type": "integer",
          "exclusiveMinimum": 0
        }
      },
      "required": [
        "command_timeout_seconds",
        "background_timeout_seconds",
        "page_size"
      ],
      "additionalProperties": false,
      "description": "Structured defaults details associated with this tool result."
    }
  },
  "required": [
    "private_creation",
    "private_always_on",
    "coding_agent_terminal",
    "limits",
    "defaults"
  ],
  "additionalProperties": false,
  "description": "Sandbox creation options and API limits.",
  "$schema": "http://json-schema.org/draft-07/schema#"
}
```

<details>
  <summary>Try this tool</summary>

  Replace sample arguments with values for your project or connected account. Calls run only when you select Run tool.

  MCP tool call

  Call `veryfront__get_sandbox_capabilities` against the Veryfront MCP endpoint.

  Bearer token or API key

  Arguments (JSON)

  Run tool

  Output JSON

  <pre />
</details>


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