Explore prediction-market products and services through their sources: what they do, reported pricing and venues, website-declared details and retained history.
Product research updated: . Compare capabilities, developer resources and source-advertised pricing. Every research field points to its source and collection date.
Evidence package: . Includes 790 first-party site records and 201 additional historical catalogue records. These are not counts of verified legal companies. Historical catalogue claims retain their earlier dates; a listing is not a passed review.
991 matching records. Alphabetical order; inclusion and order are free.
Select two to four records to compare. Your selection stays while browsing.
Positions Finance describes using Polymarket positions as collateral to borrow USDC. Borrowing limits and collateral risk require the provider’s full terms.
Predexon provides data or programmatic research tools. Its overview names Polymarket, Kalshi. Publicly described capabilities include data api, websocket delivery, order book tools, ai analysis.
Platform context: Polymarket, Kalshi
Published pricing: The provider lists a free entry tier and plans extending to enterprise data delivery, covering REST, streaming, order-book history and wallet analytics.
Predicade presents a Polymarket terminal with wallet-activity research, signal filters and trading features. Its speed claims have not been independently benchmarked here.
Beta REST API for Predict.fun's BNB Chain order book with public testnet, API-keyed mainnet access requested via Discord, and a 240 requests per minute limit.
Platform context: Predict.fun
Historical pricing: Free; makers 0%, takers 0.018% to 2% by share price
Official TypeScript and Python SDKs for the Predict.fun CLOB protocol on BNB Chain, covering conditional tokens, order signing and multi-outcome markets. Predict.fun docs list no third-party tools.
Predictefy provides a product in the prediction-market ecosystem. Publicly described capabilities include developer sdk.
Published pricing: The API and SDK use credit-based plans from free to enterprise. The pricing description includes an arbitrage terminal with paid plans.
PredictEngine focuses on following or replicating other traders. Its overview names Polymarket. Publicly described capabilities include trader rankings, copy trading, arbitrage comparison, ai analysis.
Telegram bot for Polymarket and Solana prediction markets with market and limit orders, alerts, copy trading and wallet abstraction so users need no USDC to start.
Historical descriptions and catalogue claims: Kairos contributors, CC BY 4.0. Vultax adds source matching, presentation and factual comparisons. Attribution, licences and coverage.