List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-auto_start_on_max&page=700
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59257,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-auto_start_on_max&page=701",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-auto_start_on_max&page=699",
    "results": [
        {
            "id": 89450,
            "name": "A 2022 tournament",
            "director": {
                "id": 467165,
                "username": "MummRa",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/68359dab5164ddcdffa8ad4ca0699079-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1247.96548084978,
                        "deviation": 64.85752922715939,
                        "volatility": 0.06002061271498367
                    }
                },
                "ranking": 20.044928150690506,
                "professional": false,
                "ui_class": ""
            },
            "description": "something for nothing",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 306,
                "name": "Michigan Go Players",
                "summary": "For Players from all over Michigan",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 88,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-05-01T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-10-15T11:41:00.674832Z",
            "ended": "2022-12-29T10:14:24.300879Z",
            "start_waiting": "2022-10-15T11:41:00.592113Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 110912,
            "name": "9x9 Mini League 10k-25k #204",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1354.7118139948188,
                        "deviation": 69.37399710693171,
                        "volatility": 0.060207963604883834
                    }
                },
                "ranking": 21.944944452879042,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 696,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-12-31T20:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-12-25T20:56:42.938082Z",
            "ended": "2024-01-02T19:56:38.929752Z",
            "start_waiting": "2023-12-25T20:56:42.786762Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 131414,
            "name": "Just play",
            "director": {
                "id": 838050,
                "username": "Noame",
                "country": "_Pirate",
                "icon": "https://secure.gravatar.com/avatar/980c0a6a206285c731bad6badb50b036?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1511.4616222522511,
                        "deviation": 66.29302420588455,
                        "volatility": 0.06003498363140431
                    }
                },
                "ranking": 24.479600822541165,
                "professional": false,
                "ui_class": ""
            },
            "description": "Doesn't have to explain it ,yay...",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8667,
                "name": "Dog &cat",
                "summary": "It's dogs turn now",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 25,
                "icon": "https://user-uploads.online-go.com/ee08d4f437b81c28d8b7d19b837a28cd-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-09-09T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-09-09T16:00:16.242890Z",
            "ended": "2026-03-17T19:48:28.708002Z",
            "start_waiting": "2025-09-09T16:00:15.920165Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ee08d4f437b81c28d8b7d19b837a28cd-15.png",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 130165,
            "name": "13x13 Mini League 10k-25k #16",
            "director": {
                "id": 1688153,
                "username": "Mittelmark",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1085.853799560171,
                        "deviation": 67.3768163524415,
                        "volatility": 0.060025167068784406
                    }
                },
                "ranking": 16.823651478136373,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93703,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 432000,
                "max_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 161,
                "name": "13x13",
                "summary": "Like to play on a 13 x 13 board?",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 57,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-07-11T16:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2025-07-11T10:42:15.497963Z",
            "ended": "2025-12-02T15:56:54.287739Z",
            "start_waiting": "2025-07-11T10:42:15.137575Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 111619,
            "name": "Trying for SDK round robin",
            "director": {
                "id": 886972,
                "username": "Babbo Bruno",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/3a86884a3c89d9e4d9b53b217b0675cf-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1044.8015988802445,
                        "deviation": 65.17373548663942,
                        "volatility": 0.059798308972426856
                    }
                },
                "ranking": 15.931460207715245,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "This is a faster tournament, at least 3 moves per day",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30851,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 28800,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 819,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-01-15T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 17,
            "max_ranking": 22,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-01-15T16:00:24.322958Z",
            "ended": "2024-03-08T10:44:01.721826Z",
            "start_waiting": "2024-01-15T16:00:23.804092Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 36877,
            "name": "Why Not",
            "director": {
                "id": 533401,
                "username": "karsten9f8e4d14b69b4771",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/1344fa85d26106a0bbe6fbf315cbdbea?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1067.7164420449974,
                        "deviation": 168.61404968153755,
                        "volatility": 0.06000398200456691
                    }
                },
                "ranking": 16.43370389607454,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Cuase",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "live",
                "system": "simple",
                "pause_on_weekends": false,
                "per_move": 30
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2450,
                "name": "Burrito's Go Salon",
                "summary": "Burrito's Go salon.\n\nThis group is used to organize stream-related events on OGS. Feel free to join, all ranks are welcome.\n\nStream link: http://www.twitch.tv/callmeburrito",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 21,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2018-05-02T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-05-02T00:00:07.642118Z",
            "ended": "2018-05-02T00:22:58.950260Z",
            "start_waiting": "2018-05-02T00:00:06.747007Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 22006,
            "name": "TRAINING :)",
            "director": {
                "id": 376856,
                "username": "Jevon Tan",
                "country": "id",
                "icon": "https://user-uploads.online-go.com/d0a16fe63f3586f06d994ab4c5145a37-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1096.6317371323723,
                        "deviation": 162.680472714265,
                        "volatility": 0.0599961838763958
                    }
                },
                "ranking": 17.052300217328145,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "TRAINING",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1328,
                "name": "MY HENTAI MY ADVENTURE",
                "summary": "Oi minna ayo masuk di sini ;) gratis kok :)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://user-uploads.online-go.com/99cf4f506fcdf4028f83b79eed38dea4-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-11-08T06:08:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-11-29T13:19:21.460576Z",
            "ended": "2017-03-25T09:23:11.323755Z",
            "start_waiting": "2016-11-29T13:19:21.296990Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/99cf4f506fcdf4028f83b79eed38dea4-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 129973,
            "name": "Kranj 108",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 790.2994072178445,
                        "deviation": 64.66815139504368,
                        "volatility": 0.05991724621983771
                    }
                },
                "ranking": 9.46866501470618,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 38051,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 36000,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 374,
                "name": "Slovenija",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 54,
                "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-07-04T16:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 6,
            "max_ranking": 12,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-04T16:00:30.280408Z",
            "ended": "2025-08-19T22:05:00.677046Z",
            "start_waiting": "2025-07-04T16:00:30.206390Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 42871,
            "name": "II Warm up for 2020 tournament",
            "director": {
                "id": 15530,
                "username": "Julko",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 850.7818459575044,
                        "deviation": 67.0614219335446,
                        "volatility": 0.059280600554013116
                    }
                },
                "ranking": 11.175835728954786,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Strenghten up while 2020 tounament is coming!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 85,
                "name": "Isle of Skye",
                "summary": "If you've ever played, or are not 100% ruling out ever playing, in the tournament held every second year in the Isle of Skye, Scotland, then you qualfy for this group.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 29,
                "icon": "https://user-uploads.online-go.com/6e667209a2e455c6e70d43f9e2d1b11f-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2018-11-25T05:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-11-24T13:22:28.528672Z",
            "ended": "2019-04-23T06:41:52.875663Z",
            "start_waiting": "2018-11-24T13:22:23.870357Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6e667209a2e455c6e70d43f9e2d1b11f-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 66477,
            "name": "Mega tournament seven",
            "director": {
                "id": 736023,
                "username": "2026vs.",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/7b00a5b491f99a02c822db43039ddd91-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1529.4955917779457,
                        "deviation": 63.196335111054026,
                        "volatility": 0.060307009572073786
                    }
                },
                "ranking": 24.754179686665076,
                "professional": false,
                "ui_class": ""
            },
            "description": "a Mega tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5351,
                "name": "2025vs ",
                "summary": "A group for Go players who love the 9x9 board to 19x19 board and an open group for any go players......and members over 150!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 194,
                "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-12-01T04:00:00Z",
            "players_start": 25,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-12-01T02:40:04.723175Z",
            "ended": "2021-11-02T15:44:25.493712Z",
            "start_waiting": "2020-12-01T02:40:04.450596Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-15.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}