openapi: 3.2.0
info:
  title: Agent Disco Scans API
  description: 'Public HTTP API for Agent Disco — submit scans, inspect

    results, consume the checks catalogue, embed grade badges.

    Documented contract under `/api/v1/`. Rate-limited per

    client IP (10 anonymous scans / day by default).'
  contact:
    name: Starsol Ltd
    url: https://agentdisco.io
    email: disty@agentdisco.io
  version: 1.0.0
servers:
- url: https://agentdisco.io
  description: Production
tags:
- name: Scans
paths:
  /api/v1/scans:
    post:
      tags:
      - Scans
      summary: Submit a new scan
      description: 'Queue a scan of the given URL. Runs asynchronously on the `scans` worker (inline in tests). Rate limit: 10 scans/day per client IP when unauthenticated; 100 scans/day per key when `Authorization: Bearer ak_…` is presented. Mint a key via `POST /api/v1/keys`.'
      operationId: post_api_scan_create
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateScanRequest'
      responses:
        '202':
          description: Scan accepted.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ScanAcceptedResponse'
        '400':
          description: URL failed validation.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '429':
          description: Scan quota exceeded (anonymous or keyed bucket).
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /api/v1/scans/{id}:
    get:
      tags:
      - Scans
      summary: Fetch a scan by id
      operationId: get_api_scan_show
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
          pattern: '[0-9a-f-]{36}'
      responses:
        '200':
          description: Scan found.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ScanDetailResponse'
        '404':
          description: Unknown scan id.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /api/v1/scans/{id}/diff:
    get:
      tags:
      - Scans
      summary: Diff a scan against the previous one
      description: 'What changed between this scan and the previous completed scan of the same host: the grade/score swing and the checks that flipped pass↔fail. `previousScanId` is null when there is no prior completed scan to compare against.'
      operationId: get_api_scan_diff
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
          pattern: '[0-9a-f-]{36}'
      responses:
        '200':
          description: The diff.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ScanDiffResponse'
        '404':
          description: Unknown scan id.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
components:
  schemas:
    CreateScanRequest:
      required:
      - url
      properties:
        url:
          type: string
          maxLength: 2048
      type: object
    ErrorResponse:
      description: Common JSON body for 4xx/5xx responses.
      required:
      - error
      - message
      properties:
        error:
          description: Short machine-readable slug, e.g. "invalid_url" or "not_found".
          type: string
        message:
          description: Human-readable explanation.
          type: string
      type: object
    ScanDiffResponse:
      required:
      - scanId
      - newFailures
      - newPasses
      properties:
        scanId:
          description: The scan being diffed.
          type: string
          format: uuid
        previousScanId:
          description: The previous completed scan compared against, or null if there is none.
          type:
          - string
          - 'null'
          format: uuid
        gradeFrom:
          description: Grade of the previous scan, or null.
          type:
          - string
          - 'null'
        gradeTo:
          description: Grade of this scan, or null if not completed.
          type:
          - string
          - 'null'
        scoreFrom:
          description: Score of the previous scan, or null.
          type:
          - integer
          - 'null'
        scoreTo:
          description: Score of this scan, or null if not completed.
          type:
          - integer
          - 'null'
        scoreDelta:
          description: scoreTo − scoreFrom, or null when there is no previous scan.
          type:
          - integer
          - 'null'
        newFailures:
          description: Check keys that flipped pass → fail since the previous scan.
          type: array
          items:
            type: string
        newPasses:
          description: Check keys that flipped fail → pass since the previous scan.
          type: array
          items:
            type: string
      type: object
    FindingResponse:
      required:
      - id
      - checkKey
      - status
      properties:
        id:
          type: string
          format: uuid
        checkKey:
          description: e.g. crawl.robots_txt
          type: string
        status:
          description: pass|fail|warn|skip|error
          type: string
        pointsEarned:
          type:
          - integer
          - 'null'
        pointsPossible:
          type:
          - integer
          - 'null'
        notes:
          type:
          - string
          - 'null'
        evidence:
          type:
          - object
          - 'null'
          additionalProperties: true
        durationMs:
          type:
          - integer
          - 'null'
      type: object
    ScanAcceptedResponse:
      required:
      - id
      - status
      - statusUrl
      - resultUrl
      properties:
        id:
          description: UUID of the new scan.
          type: string
          format: uuid
        status:
          description: One of queued|running|completed|failed|cancelled.
          type: string
        statusUrl:
          description: Poll this URL for current status.
          type: string
        resultUrl:
          description: Public report page URL for the scanned host.
          type: string
        grade:
          description: A..F letter grade once computed; null while queued/running.
          type:
          - string
          - 'null'
        score:
          description: 0..100 score once computed; null while queued/running.
          type:
          - integer
          - 'null'
      type: object
    ScanDetailResponse:
      required:
      - id
      - status
      - phase
      - requestedUrl
      - host
      - findings
      - queuedAt
      properties:
        id:
          type: string
          format: uuid
        status:
          type: string
        phase:
          description: passive|active
          type: string
        requestedUrl:
          type: string
        host:
          type: string
        score:
          type:
          - integer
          - 'null'
        grade:
          type:
          - string
          - 'null'
        summary:
          type:
          - object
          - 'null'
          additionalProperties: true
        findings:
          type: array
          items:
            $ref: '#/components/schemas/FindingResponse'
        queuedAt:
          type: string
          format: date-time
        startedAt:
          type:
          - string
          - 'null'
          format: date-time
        completedAt:
          type:
          - string
          - 'null'
          format: date-time
      type: object