Odds Reliability Brief · today, updating · live feed →
Wednesday, October 21, 2026
The day’s odds moves, sorted by whether the trading behind them can be believed — captured Oct 21, 6:15 PM ET.
Reliable moves
Repricings backed by real volume and healthy books.
Moved down 8.5 pts over 24h — looks like a real move, backed by trading.
Polymarket · Reliable Move · data as of Oct 21, 6:09 PM ET
Moved up 30.0 pts over 24h — looks like a real move, backed by trading.
Polymarket · Reliable Move · data as of Oct 21, 6:09 PM ET
Likely noise
Big swings without the trading to back them — easy to over-read.
Moved up 54.0 pts over 24h — looks like thin-market noise, not a real move.
Manifold · Likely Noise · data as of Oct 21, 6:10 PM ET
Moved down 30.8 pts over 24h — looks like thin-market noise, not a real move.
Manifold · Likely Noise · data as of Oct 21, 6:10 PM ET
Widest venue disagreement
The largest gap between approved cross-venue pairs pricing the same question.
Will the Fed increase interest rates by 25 bps after the October 2026 meeting?
gap 1.0 ptsHow the market called it
A recently settled market and what it was pricing 24 hours before the deadline.
Methodology: verdicts restate ProbCast’s existing Movement, Liquidity and Trust scores — a move is “reliable” when the repricing is backed by real volume, tight spreads and fresh prices, and “likely noise” when it isn’t. No new judgment is applied on this page. Full rules on the methodology page.
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