List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-analysis_enabled&page=2001
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60924,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-analysis_enabled&page=2002",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-analysis_enabled&page=2000",
    "results": [
        {
            "id": 68941,
            "name": "10 days before holidays",
            "director": {
                "id": 46653,
                "username": "stargrazerfairy",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/8787416dcf6566daf35ef68e1727d828?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 909.612696320867,
                        "deviation": 70.34972580605175,
                        "volatility": 0.06014163066480003
                    }
                },
                "ranking": 12.72371776700733,
                "professional": false,
                "ui_class": ""
            },
            "description": "Happy Holidays to everyone and have fun",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 631680,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 604800,
                "initial_time": 2419200,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 39,
                "name": "Canadian Go Players",
                "summary": "Canadian Go Association",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 563,
                "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-15T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-15T01:00:23.490116Z",
            "ended": "2022-06-29T23:59:13.924101Z",
            "start_waiting": "2020-12-15T01:00:23.339089Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 66192,
            "name": "AuronPlay x Presidente",
            "director": {
                "id": 813211,
                "username": "NHZ",
                "country": "co",
                "icon": "https://secure.gravatar.com/avatar/c8759e1813589a83085d93062787abcb?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1184.1013255085343,
                        "deviation": 67.99707856587811,
                        "volatility": 0.06000311916076307
                    }
                },
                "ranking": 18.828847117076656,
                "professional": false,
                "ui_class": ""
            },
            "description": "Triple7",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 611520,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 604800,
                "initial_time": 604800,
                "max_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5921,
                "name": "Go para rancagua",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-10-03T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-10-04T13:54:29.442125Z",
            "ended": "2020-11-05T00:38:37.661933Z",
            "start_waiting": "2020-10-04T13:54:29.119200Z",
            "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": 136632,
            "name": "Correspondence 13x13 RoundRobin 2026-01-23 19:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Site-wide Tournament",
            "schedule": {
                "id": 7,
                "name": "Correspondence 13x13 RoundRobin",
                "rrule": "DTSTART:20260901T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T06:00:14.582400Z",
                "last_run": "2026-09-01T19:00:32.573058Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-09-04T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 90782,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "pause_on_weekends": true,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2026-01-23T19:00:05.576944Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-01-23T19:00:35.172684Z",
            "ended": "2026-02-20T18:47:52.720537Z",
            "start_waiting": "2026-01-23T19:00:34.814642Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 130210,
            "name": "Correspondence 9x9 RoundRobin 2025-07-07 19:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Site-wide Tournament",
            "schedule": {
                "id": 5,
                "name": "Correspondence 9x9 RoundRobin",
                "rrule": "DTSTART:20260902T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:56:18.340749Z",
                "last_run": "2026-09-02T19:00:32.461350Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 9,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-09-05T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "pause_on_weekends": true,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2025-07-07T19:00:31.397770Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-07T19:01:02.999545Z",
            "ended": "2025-07-21T14:36:25.968911Z",
            "start_waiting": "2025-07-07T19:01:02.808058Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 130215,
            "name": "9x9 Mini League 10k-25k #313",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1394.1671134384214,
                        "deviation": 74.26657066881366,
                        "volatility": 0.06029834717048262
                    }
                },
                "ranking": 22.609544777668567,
                "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": 716,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-07-13T19:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-08T08:38:11.395710Z",
            "ended": "2025-08-06T06:57:05.323031Z",
            "start_waiting": "2025-07-08T08:38:11.229660Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 130212,
            "name": "Fun Swiss GO Tournament",
            "director": {
                "id": 1805131,
                "username": "Go-111126",
                "country": "kr",
                "icon": "https://user-uploads.online-go.com/09ef3e23826b8444a4202d3bac5410ef-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 774.1581353047221,
                        "deviation": 62.67182469753079,
                        "volatility": 0.06006466514387547
                    }
                },
                "ranking": 8.990948369004576,
                "professional": false,
                "ui_class": ""
            },
            "description": "HAVE FUN!",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "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": 15489,
                "name": "The Bald Eagle",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1,
                "icon": "https://user-uploads.online-go.com/d7d54414073a2e7ae4eedadfd80101d7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-07-06T20:20:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-06T20:20:31.482635Z",
            "ended": "2025-08-07T22:59:05.064666Z",
            "start_waiting": "2025-07-06T20:20:31.398213Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d7d54414073a2e7ae4eedadfd80101d7-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 87758,
            "name": "Fast Correspondence 2022-04-07",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1577.991757306381,
                        "deviation": 62.68343806368594,
                        "volatility": 0.05974659152585095
                    }
                },
                "ranking": 25.476806854052022,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30720,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "initial_time": 172800,
                "max_time": 172800
            },
            "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": 831,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-07T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-07T00:00:37.535001Z",
            "ended": "2022-06-08T00:28:05.980569Z",
            "start_waiting": "2022-04-07T00:00:36.951380Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 79445,
            "name": "d;d,slwl,wld",
            "director": {
                "id": 1016128,
                "username": "TimTsai",
                "country": "tw",
                "icon": "https://user-uploads.online-go.com/5ad16efa4bdf65289a15d3505660b527-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 993.5512788378296,
                        "deviation": 70.04800542370968,
                        "volatility": 0.060231200015363015
                    }
                },
                "ranking": 14.767093597042754,
                "professional": false,
                "ui_class": ""
            },
            "description": "skosxkw,,dw",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "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": 24,
                "name": "Double Digit Kyu Room",
                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3693,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-08-30T03:00:00Z",
            "players_start": 25,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-09-09T10:34:21.988153Z",
            "ended": "2022-07-02T07:28:50.405965Z",
            "start_waiting": "2021-09-09T10:34:21.576761Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 25,
            "ranked": true
        },
        {
            "id": 34086,
            "name": "123123",
            "director": {
                "id": 503998,
                "username": "Zillers",
                "country": "tw",
                "icon": "https://user-uploads.online-go.com/b1a778a3afa829a57ccc5c5d266415e3-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1364.6010178272118,
                        "deviation": 63.26967934138518,
                        "volatility": 0.05998543293531622
                    }
                },
                "ranking": 22.11332234253631,
                "professional": false,
                "ui_class": ""
            },
            "description": "1123123ㄇ",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "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": 2129,
                "name": "Taiwan No.1",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-01-29T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-01-30T09:22:41.863178Z",
            "ended": "2018-04-19T19:17:51.352118Z",
            "start_waiting": "2018-01-30T09:22:41.396690Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 131185,
            "name": "CHEERFUL GO #103 Single Elimination",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/e840f4920c1211e712dd265d8b780926-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1995.2796266877597,
                        "deviation": 71.98131576811683,
                        "volatility": 0.05977820389399998
                    }
                },
                "ranking": 30.90851925836192,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hi everyone, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 43884,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 78,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-08-14T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 34,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-08-14T04:00:47.017169Z",
            "ended": "2025-11-24T07:49:43.584791Z",
            "start_waiting": "2025-08-14T04:00:46.854478Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 16,
            "ranked": true
        }
    ]
}