Similar Leagues
Find leagues similar to a given league based on characteristics, metrics, and attributes.
Method, path, and environment
https://api.altsportsdata.com/api/v1/public/leagues/{league_id}/similarUse the right pane to validate the route
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Paste your API key, then fill in path or query parameters.
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Path Parameters
Unique league identifier
Query Parameters
Number of results to return (default: 10, max: 50)
Responses
200OK
OK
Response body
{
"data": [
{
"league_id": "supermotocross",
"league_name": "SuperMotocross World Championship",
"similarity_score": 0.89,
"common_attributes": ["motorsport", "individual_sport", "professional", "T2_tier"],
"tier": "T2",
"sport": "Supercross/Motocross"
},
{
"league_id": "nll",
"league_name": "National Lacrosse League",
"similarity_score": 0.82,
"common_attributes": ["professional", "T2_tier", "north_american"],
"tier": "T2",
"sport": "Lacrosse"
},
{
"league_id": "masl",
"league_name": "Major Arena Soccer League",
"similarity_score": 0.78,
"common_attributes": ["professional", "T2_tier", "team_sport"],
"tier": "T2",
"sport": "Indoor Soccer"
}
],
"meta": {
"total": 3,
"page": 1,
"limit": 5,
"has_more": false,
"api_version": "v1",
"timestamp": "2026-03-07T06:41:00Z"
}
}One of the request parameters is invalid. See the returned message for details.
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The requested resource is forbidden.
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Internal server error. Retry later, and contact support if the issue persists.