{"window_days":7,"from":"2026-09-14","games_returned":6,"games_withheld_below_min_bets":2,"min_bets":100,"method":{"estimator":"mean payout multiplier, currency independent","interval":"95%, mean plus or minus 1.96 standard errors","source":"each casino's own public bet feed, captured by us","sampling":"the feeds are rolling windows the operators publish; this is a sample of their flow, not the whole of it, and the selection rule is not visible to us","declared_rtp":"only Stake.com publishes a house edge, so declared_rtp and gap are null for other operators","selection_bias":"the feeds are the operators' own marketing surfaces and the selection leans toward winning rounds, so observed_return is UNCORRECTED and biased upward by an unknown amount that differs per operator. feed_bias reports 'curated' where an observed return above 100% proves the feed is incomplete, since no game returns more than it takes over the long run."},"confidence_levels":{"high":">=10000 bets","moderate":">=1000","low":">=100","insufficient":"<100"},"publishable":["low","moderate","high"],"source_kinds":{"observed":"Counted directly from the operator's public feed.","derived":"Computed from observed data through a documented method.","reported":"Published by the operator. We repeat it, we do not verify it.","estimate":"Model output carrying assumptions. Always a range."},"games":[{"casino":"Cloudbet","game":"SixSixSix","provider":"hacksaw","bets":3906,"observed_return":0.3214019457245301,"declared_rtp":null,"gap":null,"std_error":0.03779457356565178,"ci95":[0.24732458153585263,0.3954793099132076],"max_multiplier":90.00000000000006,"confidence":"moderate","margin":0.07407736418867748,"publishable":false,"withheld":"implausible","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.9329237071172555,"feed_bias":"unknown","observed_return_note":"Uncorrected for feed selection. The operator chooses which rounds to publish.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}},{"casino":"Roobet","game":"SixSixSix","provider":"hacksaw","bets":3590,"observed_return":0.7000420189221386,"declared_rtp":null,"gap":null,"std_error":0.08539667126544104,"ci95":[0.5326645432418742,0.867419494602403],"max_multiplier":185.59999999999997,"confidence":"moderate","margin":0.16737747568026443,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.8974930362116992,"feed_bias":"unknown","observed_return_note":"Uncorrected for feed selection. The operator chooses which rounds to publish.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}},{"casino":"Winna","game":"SixSixSix","provider":"hacksaw","bets":953,"observed_return":2.301736705141658,"declared_rtp":null,"gap":null,"std_error":0.2895895659422712,"ci95":[1.7341411558948066,2.8693322543885094],"max_multiplier":151.57895,"confidence":"low","margin":0.5675955492468515,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-15","to":"2026-09-21"},"published_loss_share":0.6537250786988458,"feed_bias":"curated","observed_return_note":"This feed publishes more wins than it publishes losses, proven by an observed return above 100%. Read it as a floor on the operator's curation, not as the game's return.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}},{"casino":"Shuffle","game":"SixSixSix","provider":"unknown","bets":406,"observed_return":1.083244334975369,"declared_rtp":null,"gap":null,"std_error":0.3496537217808449,"ci95":[0.3979230402849131,1.768565629665825],"max_multiplier":131.60000000000002,"confidence":"low","margin":0.685321294690456,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.8448275862068966,"feed_bias":"unknown","observed_return_note":"Uncorrected for feed selection. The operator chooses which rounds to publish.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}},{"casino":"BC.Game","game":"SixSixSix","provider":"hacksaw","bets":165,"observed_return":1.0704325674792292,"declared_rtp":null,"gap":null,"std_error":0.6222347213967788,"ci95":[-0.1491474864584572,2.2900126214169156],"max_multiplier":100.20131515978659,"confidence":"low","margin":1.2195800539376864,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.8909090909090909,"feed_bias":"unknown","observed_return_note":"Uncorrected for feed selection. The operator chooses which rounds to publish.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}},{"casino":"Shuffle","game":"SixSixSix Boosted","provider":"unknown","bets":123,"observed_return":0.3850016260162599,"declared_rtp":null,"gap":null,"std_error":0.11196473967626445,"ci95":[0.1655507362507816,0.6044525157817382],"max_multiplier":12.1256,"confidence":"low","margin":0.21945088976547833,"publishable":false,"withheld":"imprecise","diverges_from_declared":null,"window":{"from":"2026-09-14","to":"2026-09-21"},"published_loss_share":0.8861788617886179,"feed_bias":"unknown","observed_return_note":"Uncorrected for feed selection. The operator chooses which rounds to publish.","source":{"bets":"observed","observed_return":"derived","declared_rtp":null,"gap":null}}]}