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GET
/
api
/
v1
/
rates
List reference rates
curl --request GET \
  --url https://v2.api.adj.news/api/v1/rates \
  --header 'Authorization: Bearer <token>'
{
  "data": [
    {
      "rate_id": "<string>",
      "name": "<string>",
      "methodology": "<string>",
      "sources_count": 123,
      "latest_price": 123,
      "spread": 123
    }
  ],
  "meta": {
    "total": 123,
    "page": 123,
    "per_page": 123,
    "total_pages": 123,
    "has_next": true,
    "has_prev": true
  }
}
List all reference rates with current prices and source counts. Reference rates aggregate prices from multiple platforms.

​
What Are Reference Rates?

Cross-platform benchmarks that combine prices from different sources (Kalshi, Polymarket).
MethodologyDescription
volume_weighted_averagePrices weighted by trading volume
equal_weightedSimple average
liquidity_weightedPrices weighted by liquidity

​
Query Parameters

​
start_date
datetime
Filter rates with prices after this date. Format: ISO 8601.
​
end_date
datetime
Filter rates with prices before this date. Format: ISO 8601.
​
page
integer
default:1
Page number.
​
per_page
integer
default:100
Items per page (1-500).

​
Response

{
  "data": [
    {
      "rate_id": "pres_2028_d",
      "name": "2028 Presidential Democrat",
      "methodology": "volume_weighted_average",
      "sources_count": 2,
      "latest_price": 52.5,
      "spread": 0.5
    }
  ],
  "meta": { "total": 10, "page": 1, "per_page": 100 }
}
FieldTypeDescription
rate_idstringUnique identifier
namestringHuman-readable name
methodologystringCalculation methodology
sources_countintegerNumber of contributing markets
latest_pricenumberAggregated price
spreadnumberPrice spread (max - min)

​
Example

curl "https://v2.api.adj.news/api/v1/rates" \
  -H "Authorization: Bearer YOUR_TOKEN"

Authorizations

​
Authorization
string
header
required

Auth0 JWT Bearer token

Query Parameters

​
start_date
string<date-time>
​
end_date
string<date-time>
​
page
integer
default:1
​
per_page
integer
default:100
Required range: x <= 500

Response

200 - application/json

List of rates

​
data
object[]
​
meta
object