> ## Documentation Index
> Fetch the complete documentation index at: https://docs.dotprediction.com/llms.txt
> Use this file to discover all available pages before exploring further.

# List platforms

> Returns a list of all supported prediction market platforms and their capabilities.



## OpenAPI

````yaml GET /v1/api/platforms
openapi: 3.1.0
info:
  title: Dot Prediction API
  description: >-
    A unified API for accessing prediction market data across Kalshi,
    Polymarket, and Limitless.
  version: 1.0.0
servers:
  - url: https://api.dotprediction.io
security:
  - apiKey: []
paths:
  /v1/api/platforms:
    get:
      tags:
        - Infrastructure
      summary: List platforms
      description: >-
        Returns a list of all supported prediction market platforms and their
        capabilities.
      operationId: listPlatforms
      responses:
        '200':
          description: Supported platforms.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PlatformsResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  schemas:
    PlatformsResponse:
      type: object
      properties:
        platforms:
          type: array
          items:
            $ref: '#/components/schemas/Platform'
        count:
          type: integer
        requested_at:
          type: string
          format: date-time
    Platform:
      type: object
      properties:
        name:
          type: string
        id:
          type: string
        capabilities:
          $ref: '#/components/schemas/PlatformCapabilities'
    ErrorResponse:
      type: object
      properties:
        error:
          type: object
          properties:
            status:
              type: integer
              description: HTTP status code.
            message:
              type: string
              description: Human-readable error message.
            resolution:
              type: string
              description: Suggested action to resolve the error.
            error_text:
              type: string
              description: Detailed error information.
    PlatformCapabilities:
      type: object
      properties:
        markets:
          type: boolean
        events:
          type: boolean
        series:
          type: boolean
        trades:
          type: boolean
        orderbook:
          type: boolean
        price_history:
          type: boolean
        profiles:
          type: boolean
  responses:
    Unauthorized:
      description: Missing or invalid API key.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  securitySchemes:
    apiKey:
      type: apiKey
      in: header
      name: X-API-Key
      description: >-
        API key for authentication. Generate one via the dashboard or the
        `/v1/api/auth/api-keys` endpoint.

````