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DecryptrDevelopers
Derivatives

Whale positions

Derived from Hyperliquid public data; keep the attribution line with it. Never includes Decryptr users' own wallets. Open positions held by large traders, with pseudonymous wallet ids, side and size in USD. No addresses, names or entry prices.

Cost: 2 calls per item returned, at least one item's worth. The request first reserves limit x 2 calls (and is refused with 429 if that many are not available), then pays only for what came back.

Needs scope whales:read and the pro plan or above.

How calls are counted

Authorization

headerAuthorizationBearer <dcr_live_<8 hex>_<43 base64url> or dcr_test_...>

Your API key as a Bearer token: Authorization: Bearer dcr_live_....

Query Parameters

asset?string

Asset symbol, letters and digits, case-insensitive (BTC, ETH, SOL).

Match^[A-Za-z0-9]{1,15}$
cursor?string

next_cursor from the previous page, passed back as it is. Opaque: do not build or change it.

Lengthlength <= 300
limit?integer

Items to return, 1 to 100. Your plan allows max_page calls per request (Developer 10, Starter 25, Pro 50, Business 100), so at most max_page divided by this endpoint's calls per item. Default 20, or that maximum if lower. The request reserves limit x calls per item before it runs: ask only for what you need.

Range1 <= value <= 100

Response Body

OK.

application/json
  1. response
data*array<>
as_of*string

When the response was made.

Formatdate-time
next_cursor*|

Pass as cursor for the next page. null when this is the last page.

attribution*"Includes data derived from Hyperliquid public data."

Attribution you must keep with this data.

Value in"Includes data derived from Hyperliquid public data."
disclaimer*string

Plain-language notice. Information only, not financial advice.

Example Request
curl -X GET 'https://data.decryptr.ai/v1/whales/positions?asset=BTC&cursor=eyJ0IjoiMjAyNi0xMC0yM1QxMDowMDowMC4wMDBaIn0&limit=10'
Example Response
{  "data": [    {      "wallet_id": "whl_000000000000000000000001",      "asset": "BTC",      "side": "long",      "notional_usd": 2000000,      "seen_at": "2026-10-23T12:34:00.000Z"    },    {      "wallet_id": "whl_000000000000000000000002",      "asset": "ETH",      "side": "short",      "notional_usd": 2150000,      "seen_at": "2026-10-23T12:33:00.000Z"    },    {      "wallet_id": "whl_000000000000000000000003",      "asset": "SOL",      "side": "long",      "notional_usd": 2300000,      "seen_at": "2026-10-23T12:32:00.000Z"    }  ],  "next_cursor": "eyJoIjoid2hsXzAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMy5TT0wifQ",  "as_of": "2026-10-23T12:34:30.000Z",  "attribution": "Includes data derived from Hyperliquid public data.",  "disclaimer": "Information only, not financial advice or a recommendation."}

Funding and open interest GET

Derived from Hyperliquid public data; keep the attribution line with it. Never includes Decryptr users' own wallets. Hourly funding rate, premium and open interest for one perpetual, newest first. No prices. Cost: 1 call per item returned, at least one item's worth. The request first reserves limit x 1 calls (and is refused with 429 if that many are not available), then pays only for what came back. Needs scope `derivatives:read` and the starter plan or above.

Whale positioning per coin GET

Derived from Hyperliquid public data; keep the attribution line with it. Never includes Decryptr users' own wallets. Long and short USD held by large traders per coin, biggest first. A coin needs at least 3 wallets. Cost: 2 calls per item returned, at least one item's worth. The request first reserves limit x 2 calls (and is refused with 429 if that many are not available), then pays only for what came back. Needs scope `whales:read` and the pro plan or above.