sealgate-ai Stdio Tunnel API

openapi: 3.2.0
info:
  title: SealGate Stdio Tunnel API
  description: Open-source MCP security, aggregation, and monitoring. Self-hosted MCP proxy.
  version: 0.19.0
tags:
- name: Stdio Tunnel
paths:
  /api/v1/stdio-tunnel/leases:
    get:
      summary: List Leases
      description: Unexpired exclusive-server leases in the caller's org.
      operationId: list_leases_api_v1_stdio_tunnel_leases_get
      security:
      - HTTPBearer: []
      parameters:
      - name: domain
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Org to view (Super-Owner only, read-only)
          title: Domain
        description: Org to view (Super-Owner only, read-only)
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListLeasesResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      tags:
      - Stdio Tunnel
  /api/v1/stdio-tunnel/leases/release:
    post:
      summary: Release Lease
      description: Release a lease - your own, or (``force`` + admin) anyone's.
      operationId: release_lease_api_v1_stdio_tunnel_leases_release_post
      security:
      - HTTPBearer: []
      parameters:
      - name: domain
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Org to view (Super-Owner only, read-only)
          title: Domain
        description: Org to view (Super-Owner only, read-only)
      - name: Idempotency-Key
        in: header
        required: false
        description: Optional client-generated key that makes this write operation safe to retry. Reusing the same key returns the original response instead of performing the operation a second time. Keys are scoped to the caller and expire after 24 hours.
        schema:
          type: string
          maxLength: 255
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ReleaseLeaseRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ReleaseLeaseResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      tags:
      - Stdio Tunnel
  /api/v1/devices:
    get:
      tags:
      - Stdio Tunnel
      summary: List Devices
      description: List devices for the caller's org. Admin-scoped via get_current_user.
      operationId: list_devices_api_v1_devices_get
      security:
      - HTTPBearer: []
      parameters:
      - name: domain
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Org to view (Super-Owner only, read-only)
          title: Domain
        description: Org to view (Super-Owner only, read-only)
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListDevicesResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/devices/{device_ref_id}:
    delete:
      tags:
      - Stdio Tunnel
      summary: Delete Device
      description: Remove a device and its bound stdio_tunnel servers for the caller's org.
      operationId: delete_device_api_v1_devices__device_ref_id__delete
      security:
      - HTTPBearer: []
      parameters:
      - name: device_ref_id
        in: path
        required: true
        schema:
          type: integer
          title: Device Ref Id
      - name: domain
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Org to view (Super-Owner only, read-only)
          title: Domain
        description: Org to view (Super-Owner only, read-only)
      responses:
        '204':
          description: Successful Response
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/devices/{device_ref_id}/migrate:
    post:
      tags:
      - Stdio Tunnel
      summary: Migrate Device Servers
      description: 'Repoint a retired device''s stdio servers at its replacement row.


        Servers are bound to `Devices.id`, so a machine that re-registered under a

        new device row leaves its servers pointing at the old one: invisible to the

        daemon and still holding their names. Deleting the old device would drop

        them; this moves them instead, names untouched.'
      operationId: migrate_device_servers_api_v1_devices__device_ref_id__migrate_post
      security:
      - HTTPBearer: []
      parameters:
      - name: device_ref_id
        in: path
        required: true
        schema:
          type: integer
          title: Device Ref Id
      - name: domain
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Org to view (Super-Owner only, read-only)
          title: Domain
        description: Org to view (Super-Owner only, read-only)
      - name: Idempotency-Key
        in: header
        required: false
        description: Optional client-generated key that makes this write operation safe to retry. Reusing the same key returns the original response instead of performing the operation a second time. Keys are scoped to the caller and expire after 24 hours.
        schema:
          type: string
          maxLength: 255
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/MigrateDeviceRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MigrateDeviceResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    ListLeasesResponse:
      properties:
        leases:
          items:
            $ref: '#/components/schemas/LeaseSummary'
          type: array
          title: Leases
      type: object
      required:
      - leases
      title: ListLeasesResponse
    ReleaseLeaseRequest:
      properties:
        device_ref_id:
          type: integer
          title: Device Ref Id
        server_name:
          type: string
          title: Server Name
        force:
          type: boolean
          title: Force
          description: Release someone else's lease. Requires an admin role.
          default: false
      type: object
      required:
      - device_ref_id
      - server_name
      title: ReleaseLeaseRequest
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
            - type: string
            - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
        input:
          title: Input
        ctx:
          type: object
          title: Context
      type: object
      required:
      - loc
      - msg
      - type
      title: ValidationError
    ReleaseLeaseResponse:
      properties:
        released:
          type: boolean
          title: Released
        holder_user_id:
          anyOf:
          - type: string
          - type: 'null'
          title: Holder User Id
      type: object
      required:
      - released
      title: ReleaseLeaseResponse
    LeaseSummary:
      properties:
        device_ref_id:
          type: integer
          title: Device Ref Id
        server_name:
          type: string
          title: Server Name
        user_id:
          type: string
          title: User Id
        user_email:
          anyOf:
          - type: string
          - type: 'null'
          title: User Email
        acquired_at:
          type: string
          title: Acquired At
        last_call_at:
          type: string
          title: Last Call At
      type: object
      required:
      - device_ref_id
      - server_name
      - user_id
      - acquired_at
      - last_call_at
      title: LeaseSummary
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    DeviceSummary:
      properties:
        id:
          type: integer
          title: Id
          description: Surrogate ``Devices.id``. Authoritative identifier - frontend passes this back as ``device_ref_id`` when creating a stdio_tunnel server.
        device_id:
          type: string
          title: Device Id
          description: Wire-level device label the daemon advertises (hostname by default). Not unique across users sharing a machine; use ``id`` for any binding.
        label:
          type: string
          title: Label
        hostname:
          type: string
          title: Hostname
        os:
          type: string
          title: Os
        client_version:
          type: string
          title: Client Version
        status:
          type: string
          title: Status
          description: 'One of: online, offline, disabled.'
        current_user:
          type: boolean
          title: Current User
          description: True iff this Devices row represents a daemon identity that has signed in. Live status is resolved independently by row id.
          default: false
        last_seen_at:
          anyOf:
          - type: string
          - type: 'null'
          title: Last Seen At
        scope:
          type: string
          title: Scope
          description: '''personal'' (default): only the owning user may access this device''s stdio_tunnel servers. ''shared'': org infrastructure - its servers use normal org access control. Mutated via PATCH /devices/{id}/scope (admin + step-up).'
          default: personal
        server_count:
          type: integer
          title: Server Count
          default: 0
        servers:
          items:
            type: string
          type: array
          title: Servers
          description: Names of the stdio_tunnel MCP servers bound to this device, sorted alphabetically. ``server_count`` is ``len(servers)``; both are kept so existing callers reading the count don't break.
        user_id:
          anyOf:
          - type: string
          - type: 'null'
          title: User Id
          description: The Supabase user_id of the daemon owner.
        user_email:
          anyOf:
          - type: string
          - type: 'null'
          title: User Email
          description: Email of the daemon owner, resolved from user_id. Lets admins tell which device belongs to whom.
      type: object
      required:
      - id
      - device_id
      - label
      - hostname
      - os
      - client_version
      - status
      title: DeviceSummary
    MigrateDeviceRequest:
      properties:
        target_device_ref_id:
          type: integer
          title: Target Device Ref Id
          description: Devices.id of the live row that should own the servers.
        force:
          type: boolean
          title: Force
          description: Proceed even when the two rows look like different machines. The comparison is a guard against mistakes, not proof of identity.
          default: false
      type: object
      required:
      - target_device_ref_id
      title: MigrateDeviceRequest
      description: Move a retired device's stdio servers onto its replacement row.
    MigrateDeviceResponse:
      properties:
        detail:
          type: string
          title: Detail
        servers_moved:
          type: integer
          title: Servers Moved
          default: 0
      type: object
      required:
      - detail
      title: MigrateDeviceResponse
      description: Result of moving one device's stdio servers onto another device row.
    ListDevicesResponse:
      properties:
        devices:
          items:
            $ref: '#/components/schemas/DeviceSummary'
          type: array
          title: Devices
      type: object
      required:
      - devices
      title: ListDevicesResponse
  securitySchemes:
    HTTPBearer:
      type: http
      scheme: bearer
    ClientBearer:
      type: http
      description: Opaque ewc_ client installation credential
      scheme: bearer
    ServiceToken:
      type: http
      description: 'A SealGate service token: `sgt_acct_...` (account token) or `sgt_org_...` (org token). Mint an account token in the dashboard.'
      scheme: bearer
    MCPGatewayOAuth:
      type: oauth2
      description: OAuth 2.1 authorization-code flow (PKCE required) against the SealGate MCP gateway's authorization server. Request only the scopes an agent needs; unrequested scopes are not granted.
      flows:
        authorizationCode:
          authorizationUrl: /oauth/authorize
          tokenUrl: /oauth/token
          refreshUrl: /oauth/token
          scopes:
            mcp: Connect to the MCP gateway and call the tools exposed by your enabled servers. Every call is still evaluated by the policy engine.
            offline_access: Issue a refresh token so the client can renew access without a new browser sign-in.