{"name":"Rift Data — LoL Match Intelligence Engine","description":"League of Legends esports data & analysis: calibrated win probabilities, series pricing, team style profiles, champion matchup/synergy win rates, and player prop baselines. 2,000+ pro matches, backtested models.","payment":{"protocol":"x402","version":2,"network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","how":"GET any paid endpoint → 402 challenge → pay USDC on Base → data"},"free_endpoints":{"/v1/health":"liveness + data freshness","/v1/coverage":"leagues, tournaments, and date ranges we cover","/docs":"interactive OpenAPI documentation"},"paid_endpoints":{"/v1/matchup/winprob?team=&opponent=":{"price_usd":0.02,"returns":"calibrated pre-match win probability (Elo + roster-aware priors, Platt-calibrated on 4.5K-game backtest)"},"/v1/series-price?p=&best_of=&wins_for=&wins_against=":{"price_usd":0.01,"returns":"Bo1/Bo3/Bo5 series win probability from per-game probability; supports mid-series state"},"/v1/team/{team}/profile":{"price_usd":0.01,"returns":"Elo, form, league, roster, tendencies"},"/v1/team/{team}/style":{"price_usd":0.01,"returns":"style fingerprint: side splits, first blood, gold diff @10/15/20, comeback rate, objective shares"},"/v1/champions/matchup?a=&b=&role=":{"price_usd":0.01,"returns":"lane-matchup win rates, raw + empirical-Bayes shrunk, per patch era"},"/v1/champions/synergy?a=&b=":{"price_usd":0.01,"returns":"same-team champion-pair win rates per patch era"},"/v1/player/{player}/props":{"price_usd":0.02,"returns":"K/D/A/CS distributions (mean/std/p25-p90) + kills-duration correlation"},"/v1/meta/side-effects":{"price_usd":0.005,"returns":"per-league blue-side win rates with Wilson CIs"},"/v1/meta/duration":{"price_usd":0.005,"returns":"game duration distributions per league/era"}}}