Compare the top 5 platforms similar to yesno bot. Match on features, US legality, and crypto support to find the right fit for your trading style.
Ranked by shared features with yesno bot. Last updated October 2026.
Catalyst runs a prediction market trading challenge. Pick a challenge from $10 and trade live Polymarket events on sports, politics, crypto and more in a simulated account, so you have no market exposure. Each challenge shows its profit target, payout and rules before you pay. Pass the challenge and get paid up to $3,000, straight to your Catalyst wallet, ready to withdraw. You keep 100%. Catalyst also runs free prediction competitions with cash prizes.
outcometick sells historical tick data for the crypto Up/Down markets on Polymarket (BTC, ETH, SOL, XRP, DOGE, BNB, HYPE) and Predict.fun (BTC, ETH, BNB), archived since June 2026. It carries the Chainlink streams these markets settle on (with the TWAP streams on Polymarket), plus order books, Polymarket trade prints and each market's strike and outcome, so results can be recomputed. Files are checksummed, downloaded by API. A hosted sandbox runs Python or Node.js strategies on the same data.
PMWallets is a Polymarket smart-money leaderboard built from its own ledger of the Polygon chain. Wallets that trade as one are scored as one trader; win rates come with a 95% confidence interval, profit is shown without the single best market, and published records are never rewritten. Follow any trader and get every fill over WebSocket or signed webhook in about a second, from $0.01 per wallet per hour. API, MIT SDKs, an open-source copy-trading bot and a browser extension.
Live arbitrage scanner for esports that finds surebets between Polymarket, Kalshi and 25 bookmakers and crypto sportsbooks in CS2, Dota 2, LoL, Valorant and Rainbow Six. Live and prematch on one screen: every leg shows price, ROI, quote age and a direct link to the event. Rule-based alerts, arbitrage calculator and bet journal. Open stats per bookmaker and pair, updated daily. Free plan without a card; PRO from $1.42/day. X: @dozorbet, Telegram: @dozor_bet.
Bot for Kalshi uses AI to turn plain-English trading rules into editable workflows. Review the conditions, test in Paper mode, then choose whether to enable live trading through your own Kalshi account. Hosted operation, limit-order settings and activity receipts are included. Funds stay at Kalshi; a Kalshi API key is required for Paper and live modes. Complete costs $99/month with no free trial. Independent software, not affiliated with Kalshi.
Telegram bot for prediction market chats. You paste a Polymarket or Kalshi link, and it pulls up the market, shows who's on each side (including likely insiders and experts), tracks your call, and keeps a leaderboard for the group.
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