openapi: 3.2.0
info:
  title: MoltGuard Prediction Markets API
  version: 1.5.0
  description: 'Trust & Integrity Service for the x402 Agent Economy. Sub-API of MolTrust Trust Registry (api.moltrust.ch). See also: https://api.moltrust.ch/openapi.json (parent service).'
  contact:
    name: CryptoKRI GmbH
    url: https://moltrust.ch
  license:
    name: Apache-2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
servers:
- url: https://api.moltrust.ch/guard
  description: Production
security: []
tags:
- name: prediction-markets
  description: Wallet-link + leaderboard + PredictionTrackCredential
paths:
  /prediction/integrity/{market_id}:
    get:
      tags:
      - prediction-markets
      summary: Prediction-market integrity check (paid)
      description: Polymarket/Kalshi market integrity — outcome anomalies, oracle drift, statistical irregularities. Prefix-matched in x402-prices.
      operationId: getPredictionIntegrity
      security:
      - x402: []
      x-moltrust-pricing:
        amount: '0.10'
        currency: USDC
        chain: eip155:8453
      parameters:
      - name: market_id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Integrity result
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PredictionIntegrity'
        '402':
          description: x402 payment required
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PaymentRequired'
  /prediction/leaderboard:
    get:
      tags:
      - prediction-markets
      summary: Prediction track leaderboard (free)
      operationId: getPredictionLeaderboard
      responses:
        '200':
          description: Leaderboard
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PredictionLeaderboard'
  /prediction/wallet-link:
    post:
      tags:
      - prediction-markets
      summary: Link an EVM wallet to a DID for prediction-track attribution
      operationId: linkPredictionWallet
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              additionalProperties: true
      responses:
        '200':
          description: Linked
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PredictionWalletLink'
  /prediction/wallet/{address}:
    get:
      tags:
      - prediction-markets
      summary: Look up wallet → DID linkage
      operationId: getPredictionWallet
      parameters:
      - name: address
        in: path
        required: true
        schema:
          type: string
          pattern: ^0x[a-fA-F0-9]{40}$
      responses:
        '200':
          description: Wallet info
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PredictionWalletInfo'
  /radar/clusters:
    get:
      tags:
      - prediction-markets
      summary: Single-operator prediction-market clusters (signed)
      description: 'MoltRadar: prediction markets where the ERC-8004-identified wallets (the identity-carrying subset, NOT total holders) resolve to a single on-chain operator. Fields: identifiedWallets, distinctOperators, netDirection/netSize, concentration. EdDSA-JWS signed — verify against did:web:moltrust.ch#moltguard-key-1 (JWKS at /.well-known/jwks.json). Free (in X402_FREE_PATHS).'
      operationId: getRadarClusters
      parameters:
      - name: limit
        in: query
        schema:
          type: integer
          default: 20
          maximum: 100
      - name: min_wallets
        in: query
        schema:
          type: integer
          default: 5
      - name: sort
        in: query
        schema:
          type: string
          enum:
          - wallets
          - net
          - value
          default: wallets
      - name: open_only
        in: query
        schema:
          type: boolean
          default: true
      responses:
        '200':
          description: Signed operator-cluster feed
          content:
            application/json:
              schema:
                type: object
  /radar/operators:
    get:
      tags:
      - prediction-markets
      summary: Operator ranking (signed)
      description: 'MoltRadar: on-chain operators ranked by number of prediction markets and identified-wallet count. Same EdDSA-JWS signing as /radar/clusters (key did:web:moltrust.ch#moltguard-key-1). Free.'
      operationId: getRadarOperators
      responses:
        '200':
          description: Operator ranking
          content:
            application/json:
              schema:
                type: object
  /radar/market/{id}:
    get:
      tags:
      - prediction-markets
      summary: Full operator decomposition for one market (paid)
      description: 'MoltRadar: every ERC-8004-identified wallet on one market, its resolved on-chain operator, plus the dominant operator and its net side/size.'
      operationId: getRadarMarketPaid
      security:
      - x402: []
      x-moltrust-pricing:
        amount: '0.05'
        currency: USDC
        chain: eip155:8453
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Operator decomposition
          content:
            application/json:
              schema:
                type: object
        '402':
          description: x402 payment required
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PaymentRequired'
  /vc/prediction/issue:
    post:
      tags:
      - prediction-markets
      summary: Issue a PredictionTrackCredential (paid)
      operationId: issuePredictionVC
      security:
      - x402: []
      x-moltrust-pricing:
        amount: '5.00'
        currency: USDC
        chain: eip155:8453
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/VCIssueRequestBase'
      responses:
        '200':
          description: Issued VC
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PredictionTrackCredential'
        '402':
          description: x402 payment required
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PaymentRequired'
components:
  schemas:
    PredictionLeaderboard:
      type: array
      items:
        type: object
        additionalProperties: true
        properties:
          did:
            type: string
          score:
            type: number
          rank:
            type: integer
    PredictionWalletLink:
      type: object
      additionalProperties: true
      properties:
        ok:
          type: boolean
        did:
          type: string
        address:
          type: string
    PredictionWalletInfo:
      type: object
      additionalProperties: true
      properties:
        address:
          type: string
        linkedDid:
          type:
          - string
          - 'null'
    PredictionIntegrity:
      type: object
      additionalProperties: true
      properties:
        marketId:
          type: string
        integrityScore:
          type: integer
        flags:
          type: array
          items:
            type: string
    VCIssueRequestBase:
      type: object
      description: Base body for a VC issuance request. Specific VC types extend with type-specific fields.
      additionalProperties: true
    PaymentRequired:
      type: object
      description: x402 v2 challenge body. Returned with HTTP 402 when X-PAYMENT header is missing or invalid.
      properties:
        x402:
          type: object
          properties:
            version:
              type: integer
              example: 2
            accepts:
              type: array
              items:
                type: object
                properties:
                  scheme:
                    type: string
                    example: exact
                  network:
                    type: string
                    example: base
                  maxAmountRequired:
                    type: object
                    properties:
                      asset:
                        type: string
                        example: USDC
                      amount:
                        type: string
                        description: USDC base units (6 decimals)
                  payTo:
                    type: string
    PredictionTrackCredential:
      type: object
      additionalProperties: true
      description: Issued PredictionTrackCredential (W3C VC) — wallet-DID bridge with on-chain track record.
  securitySchemes:
    x402:
      type: apiKey
      in: header
      name: X-PAYMENT
      description: 'x402 v2 payment receipt header. Format: "x402 <base64-encoded-receipt>". See https://x402.org/writing/x402-v2-launch.'