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

# Latest decoded video frame (agent moat)

> Returns a JPEG of the most recent video frame from the operator's WHEP feed. Poll-friendly for AI agents consuming snapshots from a vision model. LIVE sessions only. Returns 404 FRAME_NOT_AVAILABLE until the first frame is decoded (~3-5s after /start).



## OpenAPI

````yaml /openapi.json get /api/v1/sessions/{id}/frame
openapi: 3.0.0
info:
  title: Luxxon API
  description: Programmable vision — on-demand live video feeds
  version: 0.1.0
  contact: {}
servers:
  - url: https://api.luxxon.dev/api/v1
security: []
tags:
  - name: Authentication
    description: SIWE wallet sign-in. Used by the dashboard; API-key callers skip this.
  - name: Me
    description: Identity self-introspection — wallet or API key.
  - name: Workspaces
    description: Tenant root. Coverage area, availability, members.
  - name: API keys
    description: Per-workspace scoped credentials (lxxn_*).
  - name: Pricing
    description: Live rate + optional pre-quoted rate lock.
  - name: Sessions
    description: 'Visual session lifecycle: request → dispatch → authorize → start → end.'
  - name: Wallet
    description: On-chain wallet state and event log for a workspace.
  - name: Settlements
    description: On-chain settlement view per session.
  - name: Health
    description: Proof-of-life. No auth.
  - name: Webhooks
    description: Inbound video events from Cloudflare Stream. Internal.
paths:
  /api/v1/sessions/{id}/frame:
    get:
      tags:
        - Sessions
      summary: Latest decoded video frame (agent moat)
      description: >-
        Returns a JPEG of the most recent video frame from the operator's WHEP
        feed. Poll-friendly for AI agents consuming snapshots from a vision
        model. LIVE sessions only. Returns 404 FRAME_NOT_AVAILABLE until the
        first frame is decoded (~3-5s after /start).
      operationId: LxSessionsController_frame
      parameters:
        - name: id
          required: true
          in: path
          schema:
            type: string
            example: b1e2f3a4-5b6c-7d8e-9f0a-1b2c3d4e5f6a
        - name: x-lx-consistency-token
          required: false
          in: header
          schema:
            type: string
      responses:
        '401':
          description: NOT_AUTHENTICATED
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LxErrorResponseDto'
              examples:
                NOT_AUTHENTICATED:
                  summary: NOT_AUTHENTICATED — Session expired or missing
                  value:
                    statusCode: 401
                    code: NOT_AUTHENTICATED
                    message: Session expired or missing
                    detail: not_authenticated:example
                    timestamp: '2026-05-13T12:00:00.000Z'
        '403':
          description: NOT_AUTHORIZED
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LxErrorResponseDto'
              examples:
                NOT_AUTHORIZED:
                  summary: NOT_AUTHORIZED — Not authorized for this operation
                  value:
                    statusCode: 403
                    code: NOT_AUTHORIZED
                    message: Not authorized for this operation
                    detail: not_authorized:example
                    timestamp: '2026-05-13T12:00:00.000Z'
        '404':
          description: SESSION_NOT_FOUND, FRAME_NOT_AVAILABLE
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LxErrorResponseDto'
              examples:
                SESSION_NOT_FOUND:
                  summary: SESSION_NOT_FOUND — Session not found
                  value:
                    statusCode: 404
                    code: SESSION_NOT_FOUND
                    message: Session not found
                    detail: session_not_found:example
                    timestamp: '2026-05-13T12:00:00.000Z'
                FRAME_NOT_AVAILABLE:
                  summary: FRAME_NOT_AVAILABLE — No video frame available yet
                  value:
                    statusCode: 404
                    code: FRAME_NOT_AVAILABLE
                    message: No video frame available yet
                    detail: frame_not_available:example
                    timestamp: '2026-05-13T12:00:00.000Z'
      security:
        - access-token: []
components:
  schemas:
    LxErrorResponseDto:
      type: object
      properties:
        statusCode:
          type: number
          example: 400
        code:
          type: string
          example: INVALID_INPUT
          description: Machine-readable error code — see ErrorCodes.
        message:
          type: string
          example: Invalid request payload
        detail:
          type: string
          example: session:workspaceMismatch
          description: Short, safe-to-expose label scoping the failure site.
        timestamp:
          type: string
          example: '2026-05-13T12:00:00.000Z'
      required:
        - statusCode
        - code
        - message
        - timestamp
  securitySchemes:
    access-token:
      scheme: bearer
      bearerFormat: JWT or lxxn_*
      type: http

````