Prediction-market directory
Explore prediction-market products and services through their sources: what they do, reported pricing and venues, website-declared details and retained history.
991
website / project records
978
sourced product overviews
895
documented capability facts
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.
Analytics & dashboards
Prediction Arena provides market research and analysis tools. Publicly described capabilities include trader rankings, ai analysis.
Sourced product research · Not assessed
Research checked:
2 research sources
Terminals & Aggregators
Odds comparison across Polymarket, Kalshi, Predict.fun, PredictIt, ProphetX and Opinion with matched contracts, divergence flags, calculators and a free-tier API. Links out to trade.
Platform context: Polymarket, Kalshi, Predict.fun, PredictIt, ProphetX, Opinion
Historical pricing: Free; paid API tiers
Historical catalogue only · Not assessed
Research checked:
Directories & Other
Directory and ranking of 315 prediction market projects across 37 chains, tracking $117.9B in volume, plus a Chaos Index that compares market and AI forecasts.
Historical pricing: Free (research subscription offered)
Historical catalogue only · Not assessed
Research checked:
1 research sources
Data & APIs
Prediction Labs provides data or programmatic research tools. Its overview names Polymarket. Publicly described capabilities include order book tools.
Platform context: Polymarket
Sourced product research · Not assessed
Research checked:
1 research sources
Prediction-market products
Prediction Market provides a product in the prediction-market ecosystem.
Sourced product research · Not assessed
Research checked:
2 research sources
News & research
Prediction Market FAQ publishes news, commentary or research.
Sourced product research · Not assessed
Research checked:
1 research sources
Prediction-market products
Prediction Market Funds provides a product in the prediction-market ecosystem.
Sourced product research · Not assessed
Research checked:
2 research sources
Arbitrage
Prediction Market Intelligence Platform focuses on comparing prices and potential cross-market opportunities. Its overview names Polymarket, Kalshi. Publicly described capabilities include arbitrage comparison.
Platform context: Polymarket, Kalshi
Published pricing: Browsing and one tracked account per platform are free. Pro is advertised at $29/month and Power at $79/month, with different AI analysis depth.
Sourced product research · Not assessed
Research checked:
4 research sources
Directories & Other
Directory of roughly 100 prediction market projects curated by Figo (@figo_saleh), hosted on Frontseat's hackathon project browser.
Historical pricing: Free
Historical catalogue only · Not assessed
Research checked:
1 research sources
Data & APIs
MCP server that pulls current odds and prices from Polymarket, PredictIt and Kalshi with keyword search and no API keys, for Cursor and Claude Desktop.
Platform context: Polymarket, Kalshi, PredictIt
Historical pricing: Free
Historical catalogue only · Not assessed
Research checked:
1 research sources
1 linked repository records
Prediction-market products
Prediction Markets Pro provides a product in the prediction-market ecosystem. Its overview names Kalshi.
Platform context: Kalshi
Sourced product research · Not assessed
Research checked:
2 research sources
News & Education
Industry news site covering prediction market regulation, platforms and political odds, with authored articles and election trading pages.
Platform context: PredictIt, Kalshi, Polymarket
Historical pricing: Free
Historical catalogue only · Not assessed
Research checked:
Arbitrage
Prediction Pilot focuses on comparing prices and potential cross-market opportunities. Its overview names Kalshi. Publicly described capabilities include replay and backtesting, alerts, arbitrage comparison, market screening.
Platform context: Kalshi
Sourced product research · Not assessed
Research checked:
3 research sources
Data & APIs
Framework with indexers, parquet storage and analysis scripts plus a 36 GiB compressed dataset of Polymarket and Kalshi markets and trades used in microstructure research.
Platform context: Polymarket, Kalshi
Historical pricing: Free (MIT)
Historical catalogue only · Not assessed
Research checked:
1 research sources
1 linked repository records
Arbitrage
Educational Node.js bot built on pmxt that buys YES on one platform and NO on the other when Polymarket and Kalshi prices sum below $1. Market orders; dry run default.
Platform context: Polymarket, Kalshi
Historical pricing: Free
Historical catalogue only · Not assessed
Research checked:
1 research sources
1 linked repository records
Data & APIs
Nautilus Trader extension for backtesting prediction market strategies with order book replay, Telonex data support, experiment runners, Optuna optimization and sandbox hooks for Polymarket BTC 5-minute markets.
Platform context: Polymarket
Historical pricing: Free
Historical catalogue only · Not assessed
Research checked:
1 research sources
1 linked repository records
Arbitrage
Prediction.com focuses on comparing prices and potential cross-market opportunities. Publicly described capabilities include arbitrage comparison, sports and esports, data api, websocket delivery, mcp tools.
Published pricing: The API pricing page separates plans by request limits, matched-market allowances, streaming, signal routes and support. Select a plan against the actual required endpoints.
Sourced product research · Not assessed
Research checked:
4 research sources
Analytics & dashboards
PredictionBell provides market research and analysis tools. Its overview names Polymarket, Kalshi. Publicly described capabilities include sports and esports.
Platform context: Polymarket, Kalshi
Sourced product research · Not assessed
Research checked:
1 research sources
Analytics & dashboards
PredictionBubbles maps activity on Polymarket and Kalshi into a visual market view. Its description states a fifteen-minute refresh interval.
Platform context: Polymarket, Kalshi
Sourced product research · Not assessed
Research checked:
1 research sources
Prediction-market products
PredictionHero provides a product in the prediction-market ecosystem. Its overview names Polymarket, Kalshi, Limitless. Publicly described capabilities include sports and esports.
Platform context: Polymarket, Kalshi, Limitless
Sourced product research · Not assessed
Research checked:
3 research sources
Prediction-market products
PredictionJobs provides a product in the prediction-market ecosystem. Its overview names Polymarket, Kalshi, Manifold. Publicly described capabilities include mobile application.
Platform context: Polymarket, Kalshi, Manifold
Sourced product research · Not assessed
Research checked:
3 research sources
Data & APIs
PredictionMarketsPicks provides data or programmatic research tools. Its overview names Polymarket, Kalshi. Publicly described capabilities include data api, mcp tools.
Platform context: Polymarket, Kalshi
Sourced product research · Not assessed
Research checked:
4 research sources
News & research
PredictionMarketsPicks publishes news, commentary or research. Its overview names Polymarket, Kalshi. Publicly described capabilities include research publication.
Platform context: Polymarket, Kalshi
Published pricing: The page advertises $14.99/month or $150/year, with a first-year offer of $111. Confirm whether the introductory rate applies to a chosen purchase.
Sourced product research · Not assessed
Research checked:
4 research sources
Analytics & dashboards
PredictionPro combines wallet-based scores and AI-generated reports for Polymarket markets. The listing does not validate its claims about identifying profitable traders.
Platform context: Polymarket
Published pricing: The entry plan advertises three market analyses monthly. Pro is offered for additional analysis and wallet lookups; the checked description does not establish a numeric price.
Sourced product research · Not assessed
Research checked:
4 research sources
Send a free factual correction or request a review for an unlisted business. Payment does not change a listing or confer a review result.
Historical descriptions and catalogue claims: Kairos contributors, CC BY 4.0. Vultax adds source matching, presentation and factual comparisons. Attribution, licences and coverage.