List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=5647
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "next_run": "2026-06-24T15:00:00Z",
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            },
            "title": null,
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        {
            "id": 137229,
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                "id": 1958787,
                "username": "Braintured Boomerang",
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            "description": "Greetings all, this is a 9x9 tournament. Anyone can join this tournament! If you already know the details, you can skip the next paragraph.\n\nStart time: 1st of March, 2026, 6PM. Time per Move: 28 days. No pausing on weekends. The tournament type is Single Elimination, the Initial Pairing Method is Random, and so is the Subsequent Pairing Method. Rules: Japanese, no handicap. Provisional players are allowed. No excluding people! 😜\n\nPlease feel free to join this tournament and invite others too! (I actually want at least 5 people. Invite everyone now!)\n\nThanks for reading this (and maybe joining it)!\n\nBrainture,\nBoomerangos",
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            "title": null,
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                "time_control": "simple",
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            "exclude_provisional": false,
            "group": {
                "id": 16174,
                "name": "Boomerangos Refuge Group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
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                "hide_details": false,
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                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
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            "auto_start_on_max": false,
            "time_start": "2026-03-01T10:00:00Z",
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            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-03-01T10:00:40.766598Z",
            "ended": null,
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            "board_size": 9,
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            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
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}