List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=started&page=5955
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59542,
    "next": null,
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=started&page=5954",
    "results": [
        {
            "id": 139752,
            "name": "Torneo Ludico",
            "director": {
                "id": 2013051,
                "username": "josetiburcio93",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/69bb8aa39334801a019bec80bcd2e051?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 710.3615547953566,
                        "deviation": 250,
                        "volatility": 0.06
                    }
                },
                "ranking": 7.000000000000001,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Torneo ludico de go , Inteligencia Artificial 7000",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 12,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "rapid",
                "pause_on_weekends": false,
                "time_increment": 6,
                "initial_time": 180,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 16385,
                "name": "UNAM FC IA 7000",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2026-04-30T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": null,
            "ended": null,
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 139803,
            "name": "16/12/24",
            "director": {
                "id": 1420602,
                "username": "Primal Groudon",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/d10702b5768c8c2712d96885193fd58b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1032.0959274789961,
                        "deviation": 64.47291755979755,
                        "volatility": 0.060139459967037616
                    }
                },
                "ranking": 15.648210833428605,
                "professional": false,
                "ui_class": ""
            },
            "description": "Go at 12/16/24",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 103,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 5400,
                "period_time": 60,
                "periods": 10
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14877,
                "name": "Go Champion",
                "summary": "Monday Go",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2026-04-30T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 30,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": null,
            "ended": null,
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        }
    ]
}