GET /wallets/overlap

Find wallets that trade across multiple specified tags.

GET https://datasets.polynode.dev/api/datasets/sports-esports/wallets/overlap

Returns wallets active in ALL specified tags. Find cross-sport bettors, multi-league market makers, etc.

Query Parameters

Parameter	Type	Default	Description
tags	string	required	Comma-separated tag slugs (2-10). Example: nba,nfl
min_volume	number	—	Minimum total volume in USDC across matched tags.
after	integer	—	Only wallets active after this unix timestamp.
before	integer	—	Only wallets active before this unix timestamp.
sort	string	volume	Sort by: volume, fills, markets.
limit	integer	50	Max results (max 500).
offset	integer	0	Pagination offset.

Example

curl "https://datasets.polynode.dev/api/datasets/sports-esports/wallets/overlap?tags=nba,nfl&limit=2"

Response

{
    "count": 2,
    "tags": ["nba", "nfl"],
    "wallets": [
        {
            "wallet": "0x4bfb41d5b3570defd03c39a9a4d8de6bd8b8982e",
            "tags_matched": 2,
            "total_fills": 1550406,
            "total_volume_usdc": "599632635.742278",
            "total_markets": 31557
        },
        {
            "wallet": "0xc5d563a36ae78145c45a50134d48a1215220f80a",
            "tags_matched": 2,
            "total_fills": 1048778,
            "total_volume_usdc": "272822005.552589",
            "total_markets": 3693
        }
    ]
}

Response Fields

Field	Type	Description
tags	string[]	The tags that were requested
wallets[].wallet	string	Wallet address
wallets[].tags_matched	integer	Number of tags this wallet is active in (equals tags length for overlap)
wallets[].total_fills	integer	Combined fills across matched tags
wallets[].total_volume_usdc	string	Combined volume across matched tags
wallets[].total_markets	integer	Combined unique markets across matched tags