9 posts tagged “reference”.
Compare Kalshi alternatives — Polymarket, PredictIt, Manifold, Robinhood Event Contracts, and sportsbook futures — on liquidity, fees, and regulation.
Learn the Polymarket API in practice: CLOB V2, Gamma, Data API, WebSocket streams, wallet signing, per-market fees, and common Python errors.
Learn how Polymarket CLOB V2 fees work: per-market taker fees, zero maker fees, rebates, the fee curve, Polygon gas, and breakeven edge.
The most useful sports prediction tools of 2026: calibrated APIs, odds aggregators, model dashboards, and bot frameworks, ranked on transparency.
Plain-English guide to sports prediction APIs in 2026 — what they return, how authentication and rate limits work, what calibration means, and how to...
The formulas plus worked examples for converting every betting odds format. American to decimal, fractional to probability, and how to remove the vig to...
Prediction market APIs compared: Polymarket CLOB, Kalshi REST, ESPN scoreboard/summary endpoints, The Odds API, auth, fees, rate limits, and Python.
How win probability models actually work — from Elo ratings through logistic regression to XGBoost. Includes calibration, feature engineering, and the...
Compare 8 sports odds APIs — The Odds API, Polymarket, Kalshi, ESPN, and more — on pricing, latency, and coverage, tested in production.