Prediction Markets Quant

Compute the optimal Kelly position size for a prediction-market contract. Given your win probability, the market price (which sets the payout), your bankroll, and a Kelly fraction (full / half / quarter / eighth), returns the dollar stake and a risk rating. Use for "how much should I stake", "what is my position size", "Kelly sizing for this trade".

Use for "is any CFB ladder mispriced" and "where can I make a market on Kalshi". Kalshi college football and NFL spread/total strikes priced out of order: locked arbitrage, crossed-mid inversions and wide books worth making a market in, with both tickers and books, gross edge, volume and tier. Pro adds the resting orders, net-of-fee edge and quarter-Kelly size.

The US macro-health composite (0–100) and regime plus the six category scores (growth, labor, inflation, rates, liquidity, sentiment). Returns the composite, the regime call and 2 category scores without an account, 4 to a signed-in account, and all six with Pro. Use for "how is the US economy", "macro regime", "risk-on or risk-off".

Use for "show my fantasy team" and "what is Kalshi pricing my starters at". Give a Sleeper username (and a league name if you have several): your roster, each starter's opponent and kickoff, OUT and QB-gate flags, and every Kalshi prop strike on him this week with the best price per side. Market data; Pro adds our weekly projection.

Use for "Knicks moneyline on Kalshi vs the books" and "cheapest place for the Celtics spread tonight". Kalshi NBA moneyline, spread and total beside DraftKings, FanDuel, BetRivers, Fanatics, ESPN, Novig and ProphetX at the same line: the cheapest venue per side, Kalshi fee included. Market prices only, no model.

Use for "Embiid's out tonight — who benefits?" and "who's out in the NBA today". Today's NBA absences from the official injury report, and for each absent star the teammates whose minutes, points, rebounds, assists and usage rose in past games without him (last two seasons, sample size on every row), beside today's Kalshi prop prices. Questionable players fork into plays/sits branches until ruled. Historical splits only, no projection.

Use for "where is LeBron's points line cheapest tonight". Every Kalshi NBA player-prop strike (points, rebounds, assists, threes) beside DraftKings, FanDuel, BetRivers, Fanatics, ESPN, Novig and ProphetX at the same strike: the cheapest venue per side, Kalshi fee included. Market prices only, no model.

Use for "which NFL games are mispriced on Kalshi" and "NFL win total, MVP or Super Bowl edges". Our NFL model vs live Kalshi prices — this week's game positions, season win totals, MVP and championship odds: model probability, price, edge and side. tickers[] checks a watchlist (futures, mvp, championship). Pro — sign in with PredictionMarketsPicks, or a Pro API key.

Use for "where does the model disagree with Kalshi on the Rams spread" and "biggest ladder gaps this week". Every NFL strike ladder — spreads, season win totals, player props — with Kalshi's price at each strike beside our distribution and a SHAPE / LOCATION / PRICED / PARTIAL verdict. Our number is published only between 30% and 70%.

The PredictionMarketsPicks NFL power ratings — PWR for all 32 teams: points per game above an average team on a neutral field, where PWR = Off PR + Def PR + ST PR. Includes each team's rank and tier. Use for "best NFL teams by power rating", "NFL power rankings 2026", "is Baltimore overrated", "how good is Kansas City", "NFL team ratings".

Use for "where is the best price on <player> receiving yards" and "is Kalshi cheaper than the books". Best price on every NFL prop this week: Kalshi (fee included) vs five books (DraftKings, FanDuel, BetRivers, Fanatics, ESPN) and the Novig and ProphetX exchanges — the best price per side, how much cheaper Kalshi is than the books, the consensus gap, and the Kalshi close once a strike settles. Filter by team, game, player or stat.

Use for "best NFL props today" and "receiving yards prop value". Our projection vs the Kalshi "X or more" prop line: the contract, the YES/NO call, our odds and Kalshi's price for that side, the projection and the edge, with WATCH rows labelled. Live in season. Pro — sign in with PredictionMarketsPicks, or a Pro API key.

Use for "who wins Chiefs vs 49ers" and "what does a -7 spread mean". Pass homeTeam + awayTeam (or game, or one team) for our QB-gated model line (raw power ratings if unscheduled), or a spread (home favored negative). Returns win, cover and over/under probability, the projected score and our own total; neutral-site games get no home edge.

Use for "NHL predictions tonight" and "Stanley Cup odds". Tonight's NHL games on Kalshi — moneyline, puck line, totals, period markets — as Market · Model · Fair, starting goalies checked first. market=goals: anytime and first-goal contracts; market=futures: Cup, conference and division markets on Kalshi and Polymarket (international book) vs a 10,000-season sim. Free.

Use for "where does a 5x bitcoin long liquidate on Kalshi". Estimates a Kalshi perp's liquidation price and the % move to it from Kalshi's risk parameters (a 5x BTC long is about 8% away, not the 20% the 100÷leverage rule implies), plus fees and expected funding. An estimate; Kalshi's app shows the exact one. Assets: btc, eth, sol, xrp, doge, hype, link, gold, silver, platinum, palladium. Free.

Use for "Kalshi perps funding rate" and "how much leverage on Kalshi gold perps". Every Kalshi perpetual future: price, 24h volume, open interest, max leverage long and short, funding cadence, and what funding has cost a long since launch. Pass asset ("btc", "gold") for one.

One NFL player this week — every Kalshi prop line, the best price across venues, and our probability at each strike. Free. Use for "is <player> a good play this week", "<player> props".

Use for "who wins the Kansas Senate race" and "Michigan governor odds". Live Kalshi odds for one 2026 Senate, governor or competitive House race, by state, code, slug or district ("TX-34"): every leg's price, volume and link, the seat holder and rating, forecaster bands, and the race page. Prices are never estimated.

Use for "2026 Senate map" and "which Senate seats are toss-ups". Every 2026 Senate seat: holder and role, structure rating, forecaster bands where tracked, and the live Kalshi price (Democrat win probability where provable), closest race first, with a page URL per seat. Prices are never estimated — an unpriced seat returns null.

Every NFL player whose Kalshi prop price our model disagrees with this week, ranked, marked underpriced or overpriced with the stat driving it. Free, the complete list. The strike, price and size are in Pro nfl_prop_edge. Use for "undervalued players this week", "who is the market overpricing", "sleepers this week", "busts to avoid this week".

Use for "should I start Nacua or Adams" and "who does the market like more this week". For 2–4 players: the median Kalshi is pricing for each stat (read off his own strike ladder) and his anytime-TD price, compared on the stats they share. Market prices only — the call stays yours; Pro adds our weekly projection.

Use for "how accurate is your model" and "what's your track record". Every graded PredictionMarketsPicks signal per engine (bitcoin, gold, silver, oil, weather, NHL) and the daily editorial call (POTD): W-L, net P/L, a 95% win-rate range and the current model era, and the NFL model's 2026 live record (published game positions and prop PLAYs) beside its backtest. WATCH calls are reported apart.

Use for "who is everyone adding off waivers" and "trending waiver adds this week". Sleeper's most-added players in the last 24 hours with what Kalshi is pricing each at this week; pass position, and a Sleeper username + league to see only players still available. Market data only.

Use for "Kalshi NYC high temperature odds". Every open Kalshi daily-high strike in 13 cities: YES price, settlement station and source, the strict-comparison rule, close time, and the NWS forecast high beside it. Pass city ("nyc", "KXHIGHCHI"). Market data only.