Prediction Market Arb Scanner — Polymarket + Kalshi + PredictIt

Finds matched markets across Polymarket and Kalshi and computes fee-adjusted, order-book-depth-aware arbitrage edges. Monitor mode emits only new or changed opportunities and can push webhook alerts.

Guaranteed, executable arbitrage on Polymarket, priced off real CLOB order-book depth at your stake, fee-adjusted per category. No phantom edges.

Multi-platform prediction market intelligence: Polymarket, Kalshi, Manifold & PredictIt. 10+ AI trading signals: arbitrage, whale alerts, momentum, dead cat bounces, price surges, expiry urgency & risk rankings. AI briefs via DeepSeek. For quant funds, crypto traders & AI agents.

Live cross-venue prediction-market arbitrage: the same event priced on Polymarket, Kalshi/Robinhood and PredictIt side by side, with a real arbitrage flagged the moment combined cost drops under $1.

Prediction Market Scanner — Polymarket vs Kalshi

0xgollum/prediction-market-scanner

Search any topic and get live binary markets from Polymarket and Kalshi side by side — YES/NO prices, volume and links. Pairs the same yes/no question across both platforms and shows how their odds diverge.

Polymarket + Kalshi Arbitrage Finder

maximedupre/prediction-market-arbitrage-finder

Compare public Polymarket and Kalshi binary markets. Get ranked theoretical arbitrage opportunities with prices, opposing legs, liquidity, match confidence, and direct market links.

Scans both Polymarket and Kalshi for matching binary prediction markets and identifies price discrepancies where buying YES on one platform and NO on the other guarantees a risk-free profit. Returns ranked arb opportunities with trade instructions, spread, and return %.

Scrapes all active prediction markets from Polymarket including prices, token IDs, volume, liquidity, end dates, and categories. Optionally fetches live CLOB prices. Filter by category tag, minimum volume, or minimum liquidity.

Live odds from Kalshi, the regulated US event contract exchange: sports, elections, economics, weather, and culture markets with yes/no prices, implied probability, volume, and open interest. Filter by category, keyword, or ticker. Keyless, no browser. Pay per market row.

Polymarket Market Monitor + Whale & Arbitrage Signals

memo23/polymarket-market-monitor

Turn Polymarket into a trading-signal feed: watchlist any market by slug, track price and volume changes between runs, whale flow, top holders, price history, orderbook depth, and Kalshi arbitrage spreads. Category, keyword and volume filters. JSON or CSV. First 5 results per run free

Crypto Whale Tracker: DEX Token Launches + Wallet Alerts

scrapemint/crypto-whale-token-launch-tracker

Track new token launches across DEXs (Uniswap, PancakeSwap, Raydium, Aerodrome) via DexScreener and monitor whale wallet transactions on Ethereum, Base, Arbitrum, BSC, Polygon via Etherscan V2. Filter by liquidity, volume, age. Arb and scam flags included.