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OpenAPI Specification

openapi: 3.2.0
info:
  title: Kalshi Trade API Manual Endpoints Search API
  version: 3.19.0
  description: Manually defined OpenAPI spec for endpoints being migrated to spec-first approach
servers:
- url: https://external-api.kalshi.com/trade-api/v2
  description: Production Trade API server
- url: https://api.elections.kalshi.com/trade-api/v2
  description: Production shared API server, also supported
- url: https://external-api.demo.kalshi.co/trade-api/v2
  description: Demo Trade API server
- url: https://demo-api.kalshi.co/trade-api/v2
  description: Demo shared API server, also supported
tags:
- name: Search
  description: Search and filtering endpoints
paths:
  /search/tags_by_categories:
    get:
      operationId: GetTagsForSeriesCategories
      summary: Get Tags for Series Categories
      description: 'Retrieve tags organized by series categories.


        This endpoint returns a mapping of series categories to their associated tags, which can be used for filtering and search functionality.'
      tags:
      - Search
      responses:
        '200':
          description: Tags retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetTagsForSeriesCategoriesResponse'
        '401':
          description: Unauthorized
        '500':
          description: Internal server error
  /search/filters_by_sport:
    get:
      operationId: GetFiltersForSports
      summary: Get Filters for Sports
      description: 'Retrieve available filters organized by sport.


        This endpoint returns filtering options available for each sport, including scopes and competitions. It also provides an ordered list of sports for display purposes.'
      tags:
      - Search
      responses:
        '200':
          description: Filters retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetFiltersBySportsResponse'
        '401':
          description: Unauthorized
        '500':
          description: Internal server error
components:
  schemas:
    GetFiltersBySportsResponse:
      type: object
      required:
      - filters_by_sports
      - sport_ordering
      properties:
        filters_by_sports:
          type: object
          description: Mapping of sports to their filter details
          additionalProperties:
            $ref: '#/components/schemas/SportFilterDetails'
        sport_ordering:
          type: array
          description: Ordered list of sports for display
          items:
            type: string
    GetTagsForSeriesCategoriesResponse:
      type: object
      required:
      - tags_by_categories
      properties:
        tags_by_categories:
          type: object
          description: Mapping of series categories to their associated tags
          additionalProperties:
            type: array
            items:
              type: string
    ScopeList:
      type: object
      required:
      - scopes
      properties:
        scopes:
          type: array
          description: List of scopes
          items:
            type: string
    SportFilterDetails:
      type: object
      required:
      - scopes
      - competitions
      properties:
        scopes:
          type: array
          description: List of scopes available for this sport
          items:
            type: string
        competitions:
          type: object
          description: Mapping of competitions to their scope lists
          additionalProperties:
            $ref: '#/components/schemas/ScopeList'
  securitySchemes:
    kalshiAccessKey:
      type: apiKey
      in: header
      name: KALSHI-ACCESS-KEY
      description: Your API key ID
    kalshiAccessSignature:
      type: apiKey
      in: header
      name: KALSHI-ACCESS-SIGNATURE
      description: RSA-PSS signature of the request
    kalshiAccessTimestamp:
      type: apiKey
      in: header
      name: KALSHI-ACCESS-TIMESTAMP
      description: Request timestamp in milliseconds