openapi: 3.2.0
info:
  title: HiveMorph v0.1 Arb Spread API
  description: 'Polymorphic agent runtime — single shape (Merchant), single supermodel (W2 MERCHANT). Three gates: NEED + YIELD + CLEAN-MONEY.'
  version: 0.1.0
tags:
- name: arb-spread
paths:
  /v1/arb/spread/scan:
    get:
      tags:
      - arb-spread
      summary: Scan Spread
      description: 'Scan the marketplace bus for price-spread arbitrage opportunities.


        Groups OPEN offers by (shape, canonical_capability), identifies pairs

        from different sellers where spread exceeds thresholds. Read-only.'
      operationId: scan_spread_v1_arb_spread_scan_get
      parameters:
      - name: min_spread_usdc
        in: query
        required: false
        schema:
          type: number
          minimum: 0.0
          description: Minimum absolute spread in USDC
          default: 0.5
          title: Min Spread Usdc
        description: Minimum absolute spread in USDC
      - name: min_spread_pct
        in: query
        required: false
        schema:
          type: number
          minimum: 0.0
          description: Minimum relative spread as fraction (0.05 = 5%)
          default: 0.05
          title: Min Spread Pct
        description: Minimum relative spread as fraction (0.05 = 5%)
      - name: shape
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Filter by shape (e.g. 'Attestor', 'Provenancer', 'Oracle')
          title: Shape
        description: Filter by shape (e.g. 'Attestor', 'Provenancer', 'Oracle')
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          maximum: 500
          minimum: 1
          default: 50
          title: Limit
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
                title: Response Scan Spread V1 Arb Spread Scan Get
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/arb/spread/book:
    post:
      tags:
      - arb-spread
      summary: Book Pair
      description: 'Book a specific arbitrage pair by offer IDs.


        Fetches both offers from the bus, runs all three gates

        (NEED + YIELD + CLEAN-MONEY), and books the pair if all pass.


        Returns the booked ArbPair or gate rejection detail.'
      operationId: book_pair_v1_arb_spread_book_post
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/hivemorph__hive_arb__routes__BookRequest'
        required: true
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                additionalProperties: true
                type: object
                title: Response Book Pair V1 Arb Spread Book Post
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/arb/spread/auto:
    post:
      tags:
      - arb-spread
      summary: Auto Book
      description: 'Auto-book the top N safe opportunities from the current scan.


        For each opportunity (sorted by spread_usdc descending):

        1. Fetch both offers from bus

        2. Run three gates

        3. If all pass: book, fill, and mock-settle

        4. If any gate fails: record rejection and continue


        Returns list of booked pairs, rejections, and aggregate stats.'
      operationId: auto_book_v1_arb_spread_auto_post
      parameters:
      - name: max_books
        in: query
        required: false
        schema:
          type: integer
          maximum: 50
          minimum: 1
          description: Maximum number of pairs to auto-book
          default: 3
          title: Max Books
        description: Maximum number of pairs to auto-book
      - name: min_spread_usdc
        in: query
        required: false
        schema:
          type: number
          minimum: 0.0
          default: 0.5
          title: Min Spread Usdc
      - name: min_spread_pct
        in: query
        required: false
        schema:
          type: number
          minimum: 0.0
          default: 0.05
          title: Min Spread Pct
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
                title: Response Auto Book V1 Arb Spread Auto Post
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/arb/spread/pnl:
    get:
      tags:
      - arb-spread
      summary: Get Pnl
      description: 'Cumulative P&L, fill count, and hit rate.


        hit_rate = settled / total_booked

        net_pnl = gross_spread_captured - platform_fees'
      operationId: get_pnl_v1_arb_spread_pnl_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                additionalProperties: true
                type: object
                title: Response Get Pnl V1 Arb Spread Pnl Get
  /v1/arb/spread/stats:
    get:
      tags:
      - arb-spread
      summary: Get Stats
      description: 'Per-wallet contribution to arb fills and P&L.


        Shows each supermodel''s role as buy-side and sell-side in settled pairs.'
      operationId: get_stats_v1_arb_spread_stats_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                additionalProperties: true
                type: object
                title: Response Get Stats V1 Arb Spread Stats Get
components:
  schemas:
    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
    hivemorph__hive_arb__routes__BookRequest:
      properties:
        buy_offer_id:
          type: string
          title: Buy Offer Id
          description: Bus offer ID of the cheaper (buy-side) offer
        sell_offer_id:
          type: string
          title: Sell Offer Id
          description: Bus offer ID of the more expensive (sell-side) offer
      type: object
      required:
      - buy_offer_id
      - sell_offer_id
      title: BookRequest