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Fund Data API

Portfolio Breakdown

GET/api/v1/fund/breakdown

The fund's current portfolio breakdown by asset, source type, and venue.

Requires an Authorization: Bearer <API key> header (a nyx_dk_… developer key, minted from Settings → Developer). Reflects Nyx's shadow NAV, reconciled against your fund administrator.

No parameters — call it with no query string.

cURL
curl -s -X GET "https://nyxchain.org/api/v1/fund/breakdown" \
  -H "Authorization: Bearer nyx_dk_demo000000000000000000000000000000000000000"
JavaScript
const res = await fetch("https://nyxchain.org/api/v1/fund/breakdown", {
  method: "GET",
  headers: { Authorization: "Bearer nyx_dk_demo000000000000000000000000000000000000000" },
})
const data = await res.json()
Python
# GET https://nyxchain.org/api/v1/fund/breakdown
import requests

res = requests.get(
    "https://nyxchain.org/api/v1/fund/breakdown",
    headers={"Authorization": "Bearer nyx_dk_demo000000000000000000000000000000000000000"},
)
data = res.json()
Try It
API Key
nyx_dk_dem••••••••0000
Sample response
Object(5)
"total_aum": 18450210.44
"rows":
Array(6)
Object(6)
"asset": "BTC"
"quantity": 112.35
"price_usd": 64000
"value_usd": 7190400
"source": "Binance"
"source_type": "exchange"
Object(6)
"asset": "ETH"
"quantity": 1850
"price_usd": 3400
"value_usd": 6290000
"source": "Coinbase"
"source_type": "exchange"
Object(6)
"asset": "USDC"
"quantity": 2650000
"price_usd": 1
"value_usd": 2650000
"source": "Ethereum wallet"
"source_type": "wallet"
Object(6)
"asset": "SOL"
"quantity": 9800
"price_usd": 145
"value_usd": 1421000
"source": "Solana wallet"
"source_type": "wallet"
Object(6)
"asset": "ARB"
"quantity": 650000
"price_usd": 1.1
"value_usd": 715000
"source": "Bybit"
"source_type": "exchange"
Object(6)
"asset": "USD"
"quantity": 183810.44
"price_usd": 1
"value_usd": 183810.44
"source": "Manual entry"
"source_type": "manual"
"by_asset":
Array(6)
Object(4)
"asset": "BTC"
"quantity": 112.35
"value_usd": 7190400
"pct": 38.97191321141375
Object(4)
"asset": "ETH"
"quantity": 1850
"value_usd": 6290000
"pct": 34.09175207217853
Object(4)
"asset": "USDC"
"quantity": 2650000
"value_usd": 2650000
"pct": 14.362979807833561
Object(4)
"asset": "SOL"
"quantity": 9800
"value_usd": 1421000
"pct": 7.701809172426978
Object(4)
"asset": "ARB"
"quantity": 650000
"value_usd": 715000
"pct": 3.8752945519249042
Object(4)
"asset": "USD"
"quantity": 183810.44
"value_usd": 183810.44
"pct": 0.9962511842222651
"by_source_type":
Array(3)
Object(3)
"source_type": "exchange"
"value_usd": 14195400
"pct": 76.93895983551718
Object(3)
"source_type": "wallet"
"value_usd": 4071000
"pct": 22.06478898026054
Object(3)
"source_type": "manual"
"value_usd": 183810.44
"pct": 0.9962511842222651
"by_source":
Array(6)
Object(4)
"source": "Binance"
"source_type": "exchange"
"value_usd": 7190400
"pct": 38.97191321141375
Object(4)
"source": "Coinbase"
"source_type": "exchange"
"value_usd": 6290000
"pct": 34.09175207217853
Object(4)
"source": "Ethereum wallet"
"source_type": "wallet"
"value_usd": 2650000
"pct": 14.362979807833561
Object(4)
"source": "Solana wallet"
"source_type": "wallet"
"value_usd": 1421000
"pct": 7.701809172426978
Object(4)
"source": "Bybit"
"source_type": "exchange"
"value_usd": 715000
"pct": 3.8752945519249042
Object(4)
"source": "Manual entry"
"source_type": "manual"
"value_usd": 183810.44
"pct": 0.9962511842222651