Market Categories

Get Prediction Market Categories

post

Get aggregated statistics for all prediction market categories. Shows volume, open interest, and top markets per category.

What it helps to answer:

1. Which prediction market categories have the most activity?

2. What is the volume breakdown by category?

3. What are the top markets in each category?

Authorizations

ApiKeyAuth

apiKeystringRequired

API key for authentication

Body

application/json

Request for categories endpoint (pagination only).

Responses

200

Category data

application/json

400

Bad Request

application/json

401

Unauthorized

application/json

402

Payment Required

application/json

403

Forbidden

application/json

404

Not Found

application/json

422

Unprocessable Content

application/json

429

Too Many Requests

application/json

500

Internal Server Error

application/json

post/api/v1/prediction-market/categories

HTTPcURLJavaScriptPython

POST /api/v1/prediction-market/categories HTTP/1.1
Host: api.nansen.ai
apiKey: YOUR_API_KEY
Content-Type: application/json
Accept: */*
Content-Length: 39

{
  "pagination": {
    "page": 1,
    "per_page": 10
  }
}

{
  "pagination": {
    "page": 1,
    "per_page": 10,
    "is_last_page": true
  },
  "data": [
    {
      "category": "Politics",
      "active_markets": 1,
      "total_open_interest": 1,
      "total_volume": 1,
      "total_volume_24hr": 1,
      "total_volume_1wk": 1,
      "total_traders_24h": 1,
      "top_market_id": "text",
      "top_market_question": "text",
      "top_market_volume_24hr": 1
    }
  ]
}