Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-id&page=1586
{ "count": 58963, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-id&page=1587", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-id&page=1585", "results": [ { "id": 99321, "name": "Blitz 19x19 Elimination Tournament 2023-01-24 21:30", "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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260314T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-14T17:00:11.182209Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-14T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-01-24T21:30:15.814417Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-24T21:30:17.229348Z", "ended": "2023-01-24T22:09:22.839174Z", "start_waiting": "2023-01-24T21:30:17.065442Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 99317, "name": "9x9 Mini League 10k-25k #122", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1420.5346413324014, "deviation": 69.96178197406026, "volatility": 0.06017588006144253 } }, "ranking": 23.043286026595208, "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": 697, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-01-29T20:05:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2023-01-28T18:53:19.970165Z", "ended": "2023-02-02T17:31:47.846409Z", "start_waiting": "2023-01-28T18:53:19.794134Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 99311, "name": "The last tournoi", "director": { "id": 1123891, "username": "LiLanLü", "country": "ch", "icon": "https://user-uploads.online-go.com/f9525427bc1fa96962fe8662a80cf619-64.png", "ratings": { "version": 5, "overall": { "rating": 1632.80464226432, "deviation": 62.82727141036346, "volatility": 0.06008787887659213 } }, "ranking": 26.26729084551727, "professional": false, "ui_class": "" }, "description": "ok c bon", "schedule": null, "title": null, "tournament_type": "elimination", "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": false, "group": { "id": 12279, "name": "Les Génies - Club de Go Suisse (Coinsins) et France (Moissac)", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 97, "icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-64.png" }, "auto_start_on_max": false, "time_start": "2023-01-24T15:50:00Z", "players_start": 14, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-24T18:48:29.092329Z", "ended": "2023-02-02T18:51:57.527223Z", "start_waiting": "2023-01-24T18:48:28.990667Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-15.png", "player_count": 8, "ranked": true }, { "id": 99307, "name": "Happy Happy", "director": { "id": 1252510, "username": "happy410", "country": "un", "icon": "https://user-uploads.online-go.com/0711ce057163f2c820b4d1a4a4f51e05-64.png", "ratings": { "version": 5, "overall": { "rating": 682.6633083885965, "deviation": 95.40158779140816, "volatility": 0.06000164288360802 } }, "ranking": 6.079271384633469, "professional": false, "ui_class": "" }, "description": "allez", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": 12279, "name": "Les Génies - Club de Go Suisse (Coinsins) et France (Moissac)", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 97, "icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-64.png" }, "auto_start_on_max": false, "time_start": "2023-01-24T14:20:00Z", "players_start": 16, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-24T14:22:11.688839Z", "ended": "2023-01-27T18:48:28.108218Z", "start_waiting": "2023-01-24T14:22:11.582730Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-15.png", "player_count": 7, "ranked": true }, { "id": 99299, "name": "Blitz 13x13 Swiss Tournament 2023-01-24 11:30", "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 Sitewide Tournament", "schedule": { "id": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260314T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-03-14T19:00:11.094945Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-03-14T23:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-01-24T11:30:10.605517Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-24T11:30:11.879345Z", "ended": "2023-01-24T12:11:32.390014Z", "start_waiting": "2023-01-24T11:30:11.735151Z", "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": 99298, "name": "Live 9x9 Double Elimination Tournament 2023-01-24 10:30", "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 Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260314T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-14T18:00:11.192562Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-14T22:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-01-24T10:30:08.286589Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-24T10:30:09.662902Z", "ended": "2023-01-24T11:21:06.844747Z", "start_waiting": "2023-01-24T10:30:09.448983Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 99294, "name": "2023.02 GO 19X19 tournament #2 16K～12K", "director": { "id": 1161013, "username": "朵兒普拉斯-doorplus-", "country": "_United_Nations", "icon": "https://user-uploads.online-go.com/7c935550f93ff5eb3f3e93239454342f-64.png", "ratings": { "version": 5, "overall": { "rating": 1151.0937500744108, "deviation": 63.06821920011851, "volatility": 0.05991569077389414 } }, "ranking": 18.174361096243295, "professional": false, "ui_class": "" }, "description": "Welcome and have fun ：）\n \n \nPauses are not allowed. \nPauses are not allowed. \nPauses are not allowed.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 58968, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 57600, "initial_time": 172800, "max_time": 518400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8304, "name": "club hikaru no go", "summary": "welcome all fan of Hikaru no go and on piece", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 116, "icon": "https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-64.png" }, "auto_start_on_max": false, "time_start": "2023-01-31T16:09:00Z", "players_start": 12, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 14, "max_ranking": 18, "analysis_enabled": true, "exclusivity": "open", "started": "2023-01-31T16:09:10.145754Z", "ended": "2024-01-25T01:44:39.075230Z", "start_waiting": "2023-01-31T16:09:08.824416Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-15.png", "player_count": 22, "ranked": true }, { "id": 99292, "name": "Live 9x9 Double Elimination Tournament 2023-01-24 06:30", "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 Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260314T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-14T18:00:11.192562Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-14T22:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-01-24T06:30:57.456581Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-24T06:30:59.246561Z", "ended": "2023-01-24T06:56:31.457610Z", "start_waiting": "2023-01-24T06:30:58.931689Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 99288, "name": "9x9 Round Robin.", "director": { "id": 522830, "username": "Sofia_m", "country": "it", "icon": "https://user-uploads.online-go.com/62126c89b7b907ddcd55e9bbdc1e97c2-64.png", "ratings": { "version": 5, "overall": { "rating": 1978.940891917098, "deviation": 94.37985142992264, "volatility": 0.060016426286963416 } }, "ranking": 30.71817056523826, "professional": false, "ui_class": "" }, "description": "Everyone is welcome. It is capped at 10 players. An identical tournament that starts after one week or at 10 players will be created as soon as this tournament starts.\n\nPauses are not allowed.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 45143, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 36000, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6630, "name": "Go friends 🐬", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 362, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png" }, "auto_start_on_max": true, "time_start": "2023-01-31T03:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-01-30T19:58:10.188017Z", "ended": "2023-02-25T23:37:24.954629Z", "start_waiting": "2023-01-30T19:58:09.628564Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png", "player_count": 10, "ranked": true }, { "id": 99286, "name": "Blitz 19x19 Elimination Tournament 2023-01-24 01:30", "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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260314T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-14T17:00:11.182209Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-14T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-01-24T01:30:43.464174Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-24T01:30:44.938254Z", "ended": "2023-01-24T01:38:50.592441Z", "start_waiting": "2023-01-24T01:30:44.817056Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true } ] }
