openapi: 3.2.0
info:
  title: Game Theory Layer for AI Agents Vend API
  description: 'Start with ONE tool: POST /v1/negotiate/turn — plain-dollar price negotiation (your walk-away + the other side''s offers in dollars -> the counter to send, a ready-to-send message, accept/walk advice).'
  version: 0.1.0
tags:
- name: vend
paths:
  /v1/vend/machine:
    get:
      tags:
      - vend
      summary: Machine Board
      operationId: machine_board_v1_vend_machine_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
  /v1/vend/quote:
    post:
      tags:
      - vend
      summary: Quote
      operationId: quote_v1_vend_quote_post
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/QuoteReq'
        required: true
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/vend/settle/{quote_id}:
    post:
      tags:
      - vend
      summary: Settle
      operationId: settle_v1_vend_settle__quote_id__post
      parameters:
      - name: quote_id
        in: path
        required: true
        schema:
          type: string
          title: Quote Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    BuyerBlock:
      properties:
        disclosure:
          additionalProperties: true
          type: object
          title: Disclosure
          description: '{''utilities'': {sku: $}, ''walk_cost'': $}'
        peer_proof:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: Peer Proof
      type: object
      required:
      - disclosure
      title: BuyerBlock
    QuoteReq:
      properties:
        protocol:
          type: string
          title: Protocol
          default: snhp-price/1
        machine_id:
          type: string
          title: Machine Id
          default: demo-01
        intent:
          $ref: '#/components/schemas/Intent'
      type: object
      required:
      - intent
      title: QuoteReq
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    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
    Intent:
      properties:
        sku:
          type: string
          title: Sku
        quantity:
          type: integer
          maximum: 3.0
          minimum: 1.0
          title: Quantity
          default: 1
        substitutes_ok:
          type: boolean
          title: Substitutes Ok
          default: true
        buyer:
          anyOf:
          - $ref: '#/components/schemas/BuyerBlock'
          - type: 'null'
      type: object
      required:
      - sku
      title: Intent