openapi: 3.0.3
info:
  title: ReqRes Agent Sandbox Legacy API
  description: 'OpenAPI specification for the ReqRes API. Covers legacy demo endpoints, collections, app-user auth flows, custom endpoints, and the Agent Sandbox (/agent/v1/*) for AI coding agents. All /api/* endpoints require x-api-key. All /app/* endpoints require Authorization: Bearer <session_token>. /agent/v1/* endpoints are open in v1 (IP-based rate limiting).'
  version: 2.1.0
  contact:
    name: ReqRes Support
    url: https://reqres.in
    email: hello@reqres.in
  license:
    name: MIT
    url: https://opensource.org/licenses/MIT
  x-generated-from: documentation
  x-last-validated: '2026-05-29'
  x-source-url: https://reqres.in/openapi.json
servers:
- url: https://reqres.in
  description: Production server
- url: http://localhost:8000
  description: Development server
tags:
- name: Legacy
paths:
  /api/users:
    get:
      summary: ReqRes List Users (legacy)
      description: Retrieve a paginated list of demo users. Supports page/per_page query params.
      operationId: getLegacyUsers
      tags:
      - Legacy
      parameters:
      - name: page
        in: query
        description: Page number for pagination.
        required: false
        schema:
          type: integer
          minimum: 1
          default: 1
      - name: per_page
        in: query
        description: Number of users per page.
        required: false
        schema:
          type: integer
          minimum: 1
          maximum: 100
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LegacyUserListResponse'
        '400':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      security:
      - ApiKeyAuth: []
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    post:
      summary: ReqRes Create User (legacy)
      description: Creates a demo user. Returns the request payload plus id/createdAt fields.
      operationId: createLegacyUser
      tags:
      - Legacy
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/LegacyMutationRequest'
      responses:
        '201':
          description: User created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LegacyMutationResponse'
        '400':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      security:
      - ApiKeyAuth: []
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /api/users/{id}:
    get:
      summary: ReqRes Get User by Id (legacy)
      description: Retrieve a single demo user by id.
      operationId: getLegacyUserById
      tags:
      - Legacy
      parameters:
      - name: id
        in: path
        description: User id.
        required: true
        schema:
          type: integer
          minimum: 1
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LegacyUserResponse'
        '404':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      security:
      - ApiKeyAuth: []
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    put:
      summary: ReqRes Update User (legacy)
      description: Updates a demo user. Returns the request payload plus updatedAt field.
      operationId: updateLegacyUser
      tags:
      - Legacy
      parameters:
      - name: id
        in: path
        description: User id.
        required: true
        schema:
          type: integer
          minimum: 1
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/LegacyMutationRequest'
      responses:
        '200':
          description: User updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LegacyMutationResponse'
        '400':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      security:
      - ApiKeyAuth: []
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    patch:
      summary: ReqRes Patch User (legacy)
      description: Partially updates a demo user. Returns the request payload plus updatedAt field.
      operationId: patchLegacyUser
      tags:
      - Legacy
      parameters:
      - name: id
        in: path
        description: User id.
        required: true
        schema:
          type: integer
          minimum: 1
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/LegacyMutationRequest'
      responses:
        '200':
          description: User updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LegacyMutationResponse'
        '400':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      security:
      - ApiKeyAuth: []
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    delete:
      summary: ReqRes Delete User (legacy)
      description: Deletes a demo user and returns no content.
      operationId: deleteLegacyUser
      tags:
      - Legacy
      parameters:
      - name: id
        in: path
        description: User id.
        required: true
        schema:
          type: integer
          minimum: 1
      responses:
        '204':
          description: No content
      security:
      - ApiKeyAuth: []
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /api/unknown:
    get:
      summary: ReqRes List Resources (legacy)
      description: Retrieve a paginated list of the demo "unknown" resource.
      operationId: getLegacyUnknown
      tags:
      - Legacy
      parameters:
      - name: page
        in: query
        description: Page number for pagination.
        required: false
        schema:
          type: integer
          minimum: 1
          default: 1
      - name: per_page
        in: query
        description: Number of items per page.
        required: false
        schema:
          type: integer
          minimum: 1
          maximum: 100
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LegacyUnknownListResponse'
        '400':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      security:
      - ApiKeyAuth: []
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /api/unknown/{id}:
    get:
      summary: ReqRes Get Resource by Id (legacy)
      description: Retrieve a single demo resource by id.
      operationId: getLegacyUnknownById
      tags:
      - Legacy
      parameters:
      - name: id
        in: path
        description: Resource id.
        required: true
        schema:
          type: integer
          minimum: 1
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LegacyUnknownResponse'
        '404':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      security:
      - ApiKeyAuth: []
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  schemas:
    LegacyMutationRequest:
      type: object
      additionalProperties: true
    LegacyUser:
      type: object
      properties:
        id:
          type: integer
        email:
          type: string
          format: email
        first_name:
          type: string
        last_name:
          type: string
        avatar:
          type: string
      required:
      - id
      - email
      - first_name
      - last_name
      - avatar
    LegacyMutationResponse:
      type: object
      properties:
        id:
          type: string
        createdAt:
          type: string
          format: date-time
        updatedAt:
          type: string
          format: date-time
      additionalProperties: true
    ErrorResponse:
      type: object
      properties:
        error:
          type: string
        message:
          type: string
      additionalProperties: true
      required:
      - error
    LegacyUnknown:
      type: object
      properties:
        id:
          type: integer
        name:
          type: string
        year:
          type: integer
        color:
          type: string
        pantone_value:
          type: string
      required:
      - id
      - name
      - year
      - color
      - pantone_value
    LegacyUserResponse:
      type: object
      properties:
        data:
          $ref: '#/components/schemas/LegacyUser'
        support:
          type: object
          additionalProperties: true
      required:
      - data
      additionalProperties: true
    LegacyUserListResponse:
      type: object
      properties:
        page:
          type: integer
        per_page:
          type: integer
        total:
          type: integer
        total_pages:
          type: integer
        data:
          type: array
          items:
            $ref: '#/components/schemas/LegacyUser'
        support:
          type: object
          additionalProperties: true
      required:
      - page
      - per_page
      - total
      - total_pages
      - data
      additionalProperties: true
    LegacyUnknownResponse:
      type: object
      properties:
        data:
          $ref: '#/components/schemas/LegacyUnknown'
        support:
          type: object
          additionalProperties: true
      required:
      - data
      additionalProperties: true
    LegacyUnknownListResponse:
      type: object
      properties:
        page:
          type: integer
        per_page:
          type: integer
        total:
          type: integer
        total_pages:
          type: integer
        data:
          type: array
          items:
            $ref: '#/components/schemas/LegacyUnknown'
        support:
          type: object
          additionalProperties: true
      required:
      - page
      - per_page
      - total
      - total_pages
      - data
      additionalProperties: true
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: x-api-key
    BearerAuth:
      type: http
      scheme: bearer
      bearerFormat: session_token