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OpenAPI Specification
openapi: 3.2.0
info:
title: smolfleet apikeys Sandboxes API
description: Control plane for smolvm — deploy and run machines across a cluster.
license:
name: Apache-2.0
version: 0.1.0
servers:
- url: https://api.smolmachines.com
description: Hosted smolfleet
tags:
- name: Sandboxes
description: Sandbox lifecycle management
paths:
/api/v1/sandboxes:
get:
tags:
- Sandboxes
summary: List all sandboxes.
operationId: list_sandboxes
responses:
'200':
description: List of sandboxes
content:
application/json:
schema:
$ref: '#/components/schemas/ListSandboxesResponse'
post:
tags:
- Sandboxes
summary: Create a new sandbox.
operationId: create_sandbox
requestBody:
content:
application/json:
schema:
$ref: '#/components/schemas/CreateSandboxRequest'
required: true
responses:
'200':
description: Sandbox created
content:
application/json:
schema:
$ref: '#/components/schemas/SandboxInfo'
'400':
description: Invalid request
content:
application/json:
schema:
$ref: '#/components/schemas/ApiErrorResponse'
'409':
description: Sandbox already exists
content:
application/json:
schema:
$ref: '#/components/schemas/ApiErrorResponse'
/api/v1/sandboxes/{id}:
get:
tags:
- Sandboxes
summary: Get sandbox status.
operationId: get_sandbox
parameters:
- name: id
in: path
description: Sandbox name
required: true
schema:
type: string
responses:
'200':
description: Sandbox details
content:
application/json:
schema:
$ref: '#/components/schemas/SandboxInfo'
'404':
description: Sandbox not found
content:
application/json:
schema:
$ref: '#/components/schemas/ApiErrorResponse'
delete:
tags:
- Sandboxes
summary: Delete a sandbox.
operationId: delete_sandbox
parameters:
- name: id
in: path
description: Sandbox name
required: true
schema:
type: string
- name: force
in: query
description: Force delete even if VM is still running
required: false
schema:
type: boolean
responses:
'200':
description: Sandbox deleted
content:
application/json:
schema:
$ref: '#/components/schemas/DeleteResponse'
'404':
description: Sandbox not found
content:
application/json:
schema:
$ref: '#/components/schemas/ApiErrorResponse'
'409':
description: VM still running, use force=true
content:
application/json:
schema:
$ref: '#/components/schemas/ApiErrorResponse'
/api/v1/sandboxes/{id}/start:
post:
tags:
- Sandboxes
summary: Start a sandbox.
operationId: start_sandbox
parameters:
- name: id
in: path
description: Sandbox name
required: true
schema:
type: string
responses:
'200':
description: Sandbox started
content:
application/json:
schema:
$ref: '#/components/schemas/SandboxInfo'
'404':
description: Sandbox not found
content:
application/json:
schema:
$ref: '#/components/schemas/ApiErrorResponse'
'500':
description: Failed to start
content:
application/json:
schema:
$ref: '#/components/schemas/ApiErrorResponse'
/api/v1/sandboxes/{id}/stop:
post:
tags:
- Sandboxes
summary: Stop a sandbox.
operationId: stop_sandbox
parameters:
- name: id
in: path
description: Sandbox name
required: true
schema:
type: string
responses:
'200':
description: Sandbox stopped
content:
application/json:
schema:
$ref: '#/components/schemas/SandboxInfo'
'404':
description: Sandbox not found
content:
application/json:
schema:
$ref: '#/components/schemas/ApiErrorResponse'
'500':
description: Failed to stop
content:
application/json:
schema:
$ref: '#/components/schemas/ApiErrorResponse'
components:
schemas:
ResourceSpec:
type: object
description: VM resource specification.
properties:
cpus:
type:
- integer
- 'null'
format: int32
description: Number of vCPUs.
example: 2
minimum: 0
memoryMb:
type:
- integer
- 'null'
format: int32
description: Memory in MiB.
example: 1024
minimum: 0
network:
type:
- boolean
- 'null'
description: 'Enable outbound network access (TSI).
Note: Only TCP/UDP supported, not ICMP (ping).'
overlayGb:
type:
- integer
- 'null'
format: int64
description: 'Overlay disk size in GiB (default: 2).'
example: 2
minimum: 0
storageGb:
type:
- integer
- 'null'
format: int64
description: 'Storage disk size in GiB (default: 20).'
example: 20
minimum: 0
ListSandboxesResponse:
type: object
description: List sandboxes response.
required:
- sandboxes
properties:
sandboxes:
type: array
items:
$ref: '#/components/schemas/SandboxInfo'
description: List of sandboxes.
MountInfo:
type: object
description: Mount information (for responses, includes virtiofs tag).
required:
- tag
- source
- target
- readonly
properties:
readonly:
type: boolean
description: Read-only mount.
source:
type: string
description: Host path.
example: /Users/me/code
tag:
type: string
description: Virtiofs tag (e.g., "smolvm0"). Use this in container mounts.
example: smolvm0
target:
type: string
description: Path inside the sandbox.
example: /workspace
MountSpec:
type: object
description: Mount specification (for requests).
required:
- source
- target
properties:
readonly:
type: boolean
description: Read-only mount.
source:
type: string
description: Host path to mount.
example: /Users/me/code
target:
type: string
description: Path inside the sandbox.
example: /workspace
CreateSandboxRequest:
type: object
description: Request to create a new sandbox.
required:
- name
properties:
mounts:
type: array
items:
$ref: '#/components/schemas/MountSpec'
description: Host mounts to attach.
name:
type: string
description: Unique name for the sandbox.
example: my-sandbox
ports:
type: array
items:
$ref: '#/components/schemas/PortSpec'
description: Port mappings (host:guest).
resources:
oneOf:
- type: 'null'
- $ref: '#/components/schemas/ResourceSpec'
description: VM resource configuration.
restart:
oneOf:
- type: 'null'
- $ref: '#/components/schemas/RestartSpec'
description: Restart policy configuration.
RestartSpec:
type: object
description: Restart policy specification for sandbox creation.
properties:
maxRetries:
type:
- integer
- 'null'
format: int32
description: Maximum restart attempts (0 = unlimited).
minimum: 0
policy:
type:
- string
- 'null'
description: 'Restart policy: "never", "always", "on-failure", "unless-stopped".'
ApiErrorResponse:
type: object
description: API error response.
required:
- error
- code
properties:
code:
type: string
description: Error code.
example: NOT_FOUND
error:
type: string
description: Error message.
example: sandbox 'test' not found
SandboxInfo:
type: object
description: Sandbox status information.
required:
- name
- state
- mounts
- ports
- resources
- network
properties:
mounts:
type: array
items:
$ref: '#/components/schemas/MountInfo'
description: Configured mounts (with virtiofs tags for use in container mounts).
name:
type: string
description: Sandbox name.
example: my-sandbox
network:
type: boolean
description: Whether outbound network access is enabled.
pid:
type:
- integer
- 'null'
format: int32
description: Process ID (if running).
example: 12345
ports:
type: array
items:
$ref: '#/components/schemas/PortSpec'
description: Configured ports.
resources:
$ref: '#/components/schemas/ResourceSpec'
description: VM resources.
restartCount:
type:
- integer
- 'null'
format: int32
description: Number of times this sandbox has been automatically restarted.
minimum: 0
state:
type: string
description: Current state.
example: running
DeleteResponse:
type: object
description: Generic delete response.
required:
- deleted
properties:
deleted:
type: string
description: Name of deleted resource.
example: my-sandbox
PortSpec:
type: object
description: Port mapping specification.
required:
- host
- guest
properties:
guest:
type: integer
format: int32
description: Port inside the sandbox.
example: 80
minimum: 0
host:
type: integer
format: int32
description: Port on the host.
example: 8080
minimum: 0