{"openapi":"3.1.0","info":{"title":"Takarakuji AI — public HTTP API","version":"1.0.0","description":"Unofficial Numbers4 (Japan) dashboard. Not affiliated with any lottery operator. Data for research and transparency only."},"servers":[{"url":"https://takarakuji-ai.space"}],"paths":{"/api/numbers4/latest":{"get":{"summary":"Latest Numbers4 draws snapshot","description":"Returns recent draw rows from Supabase when configured; otherwise 503.","responses":{"200":{"description":"JSON payload with latest_draws and navigation links","content":{"application/json":{"schema":{"type":"object"}}}},"503":{"description":"Database not configured"}}}},"/api/oembed":{"get":{"summary":"oEmbed discovery for draw pages","parameters":[{"name":"url","in":"query","required":true,"schema":{"type":"string","format":"uri"},"description":"Canonical draw URL under https://takarakuji-ai.space"},{"name":"format","in":"query","schema":{"type":"string","enum":["json"]}}],"responses":{"200":{"description":"oEmbed 1.0 link type","content":{"application/json":{"schema":{"type":"object"}}}}}}}}}