Boom API.
Fantasy multiline props, one endpoint.

Boom has no official public props API — KashRock ingests the board and serves it normalized. Pull Boom CS2, LoL, and Valorant player props with GET /v6/esports/{sport}/props?book=boom. No scraping.

Get API KeyRead Documentation

What you get

GET /v6/esports/cs2/props?book=boom

Live Boom CS2 prop from production.

Full DFS board: DFS Esports API. Pick6 next door: Pick6 API.

GET /v6/esports/cs2/props?book=boom
{
  "source": "kashrock",
  "sport": "cs2",
  "props": [
    {
      "propId": "8c9d0e9e-c56a-493e-8911-107bca7fb696",
      "player_name": "doc",
      "stat_type": "CS2_KILLS_MAPS_1_2",
      "line": 32.5,
      "odds": 1.76,
      "direction": "over",
      "team": "DENDELE CS",
      "book_name": "Boom",
      "event_time": "2026-09-11T20:00:00+00:00"
    }
  ]
}

Frequently asked questions

Is there a Boom Fantasy API?

Boom has no official public props API. KashRock ingests Boom multiline boards and serves them normalized via GET /v6/esports/{sport}/props filtered by book=boom.

Which Boom props are covered?

Esports player props for CS2, LoL, Valorant, and more — player, stat type, line, direction, team, and canonical propId.

Free tier?

Yes — $0/mo Sandbox with an instant key; multi-title from $29/mo.

KashRock is an independent data provider and is not affiliated with, endorsed by, or sponsored by Boom Fantasy. We expose publicly available lines in a normalized schema for informational and analytical use.