market

Endpoint for getting data about multiple series with specified filters. A series represents a template for recurring events that follow the same format and rules (e.g., "Monthly Jobs Report", "Weekly Initial Jobless Claims", "Daily Weather in NYC"). This endpoint allows you to browse and discover available series templates by category.

get/series

Request

  • Base URL
    https://external-api.kalshi.com/trade-api/v2
  • URL
    https://external-api.kalshi.com/trade-api/v2/series
  • Auth
    none declared

Query parameters

categorystring

Return series whose categories list contains this value. A series can have more than one discovery category, so the category field of a returned series (its primary category) may differ from the filter value. Matching is exact and case-sensitive.

tagsstring
include_product_metadataboolean
include_volumeboolean

If true, includes the total volume traded across all events in each series.

min_updated_tsinteger

Filter series with metadata updated after this Unix timestamp (in seconds). Use this to efficiently poll for changes.

Response

Series list retrieved successfully

Example response

{
  "series": [
    {
      "volume_fp": "10.00"
    }
  ]
}

Changes

    • info

      added the required property // to the response with the status

    • warning

      added the new quadratic_with_combo_maker_fees enum value to the ////// response property for the response status