Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-is_open&page=12
{ "count": 59357, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-is_open&page=13", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-is_open&page=11", "results": [ { "id": 3369, "name": "death match", "director": { "id": 73094, "username": "hikaru1no1go", "country": "pk", "icon": "https://user-uploads.online-go.com/321d8cdbe7db0f9c7a8fa0c3059ca751-64.png", "ratings": { "version": 5, "overall": { "rating": 1582.0014365944573, "deviation": 64.84465326691476, "volatility": 0.06006480111490102 } }, "ranking": 25.535556427004384, "professional": false, "ui_class": "" }, "description": "kill or be killed", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 313, "time_control_parameters": { "time_control": "byoyomi", "period_time": 300, "main_time": 1200, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17900, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 10, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2014-11-08T14:35:45.994131Z", "ended": "2014-11-08T16:46:09.800482Z", "start_waiting": "2014-11-08T14:35:45.789720Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 0, "ranked": true }, { "id": 6728, "name": "Go dragon", "director": { "id": 142160, "username": "DarkFlameDragon", "country": "un", "icon": "https://user-uploads.online-go.com/0ae052a48d18a8049bcc141e097eb2c8-64.png", "ratings": { "version": 5, "overall": { "rating": 1040.6831171185177, "deviation": 207.23459648390494, "volatility": 0.059999595675785465 } }, "ranking": 15.84002537149006, "professional": false, "ui_class": "provisional" }, "description": "Tourney", "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": 591, "name": "Dark Fire Dragons", "summary": "We are dragons who like challenges.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 5, "icon": "https://user-uploads.online-go.com/24288244b59480380f915460f7b14ca6-64.png" }, "auto_start_on_max": false, "time_start": "2015-04-18T18:41:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-05-02T07:50:56.943732Z", "ended": "2015-10-14T00:57:54.159360Z", "start_waiting": "2015-05-02T07:50:56.866696Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/24288244b59480380f915460f7b14ca6-15.png", "player_count": 4, "ranked": true }, { "id": 584, "name": "irishfire's mini-tournament", "director": { "id": 17935, "username": "irishfire", "country": "un", "icon": "https://secure.gravatar.com/avatar/30a327248dcdf0e3e8c3934d94975a26?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1798.4065116004958, "deviation": 66.45104039620983, "volatility": 0.059973393234511715 } }, "ranking": 28.5036231138176, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 14, "max_ranking": 24, "analysis_enabled": false, "exclusivity": "open", "started": "2009-02-01T13:11:19Z", "ended": "2009-02-01T12:11:19Z", "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 }, { "id": 583, "name": "belcanta's mini-tournament", "director": { "id": 20996, "username": "belcanta", "country": "de", "icon": "https://secure.gravatar.com/avatar/ea43188c9817876540299f35d2e62346?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1149.217873824813, "deviation": 75.05463556584196, "volatility": 0.060017533213005604 } }, "ranking": 18.13660399902784, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-10-03T15:14:59Z", "ended": "2008-10-03T13:14:59Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 582, "name": "danielg07's mini-tournament", "director": { "id": 4734, "username": "danielg07", "country": "un", "icon": "https://secure.gravatar.com/avatar/d0be4bc52a37947aa61d7203f4fb07cb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 950.8174492660216, "deviation": 98.96191671404814, "volatility": 0.059987135607594645 } }, "ranking": 13.749336546897544, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 432000, "time_control_parameters": { "time_control": "simple", "per_move": 432000 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2009-01-05T03:11:14Z", "ended": "2009-01-05T02:11:14Z", "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 }, { "id": 581, "name": "illluck's 9 by 9 mini-tournament", "director": { "id": 8913, "username": "illluck", "country": "bm", "icon": "https://secure.gravatar.com/avatar/85bdd392bea699743bc80952caf31802?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2069.0528924414484, "deviation": 66.95718440278156, "volatility": 0.06014963510761667 } }, "ranking": 31.74902071572797, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 9, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-09-12T19:47:42Z", "ended": "2008-09-12T17:47:42Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 134184, "name": "9x9 Mini League 10k-25k #339", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1378.8621286869252, "deviation": 66.61260604697289, "volatility": 0.060203637791238884 } }, "ranking": 22.354001857791825, "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": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-11-16T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-12T10:58:29.851404Z", "ended": "2025-12-09T07:50:09.857567Z", "start_waiting": "2025-11-12T10:58:29.714980Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 123004, "name": "pourquoi pas?", "director": { "id": 1483540, "username": "deleted-13156528-1cb1-44e1-b97a-03b45f694632", "country": "be", "icon": "https://secure.gravatar.com/avatar/3697d7017c9b1d6cd77dfd2b01786c2a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1455.107350550247, "deviation": 63.13505283702277, "volatility": 0.060423659125338 } }, "ranking": 23.599959483213198, "professional": false, "ui_class": "" }, "description": "on s'amuse!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 2419200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13722, "name": "GO:L-L-N", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2024-12-28T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 17, "max_ranking": 30, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-28T14:00:34.809420Z", "ended": "2025-11-07T16:00:49.198479Z", "start_waiting": "2024-12-28T14:00:34.752315Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 136422, "name": "Correspondence 13x13 RoundRobin 2026-01-17 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260413T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-04-13T19:00:09.125947Z", "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": "2026-04-16T19:00:00Z", "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": "2026-01-17T19:00:51.409849Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-17T19:01:26.303353Z", "ended": null, "start_waiting": "2026-01-17T19:01:26.177272Z", "board_size": 13, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 4, "ranked": true }, { "id": 134933, "name": "Monthly Simultaneous McMahon 2025-12-16 17:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 10, "name": "Monthly Simultaneous McMahon", "rrule": "DTSTART:20260401T170000Z\nRRULE:FREQ=MONTHLY", "active": true, "created": "2015-12-16T02:47:16.592231Z", "last_run": "2026-04-01T17:00:13.813136Z", "lead_time_seconds": 1296000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 20, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 5, "maximum_players": 200 }, "next_run": "2026-05-01T17:00:00Z", "base_points": "50.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-12-16T17:00:10.897781Z", "players_start": 20, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-16T17:01:06.736887Z", "ended": null, "start_waiting": "2025-12-16T17:01:03.628619Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 45, "ranked": true } ] }
