Current coverage
This page currently includes 9 source-reviewed direct matches. The count reflects products that directly complete this task, not a ranking, endorsement or investment-performance score.
Task match
Polymarket Arbitrage Scanners
Compare related Polymarket outcomes within or across venues to identify apparent price gaps. A displayed spread is not guaranteed profit: verify contract equivalence, resolution sources, fees, available depth, funding paths and whether both legs can execute.
Direct answer and selection criteria
Which tools scan for Polymarket price gaps and arbitrage?
What to compare
Compare related Polymarket outcomes within or across venues to identify apparent price gaps. A displayed spread is not guaranteed profit: verify contract equivalence, resolution sources, fees, available depth, funding paths and whether both legs can execute.
Evidence and limits
Check official sources, the latest editorial review date, access requirements and key limitations before choosing. “Unknown” means the fact was not established in public official material; it does not mean no. The latest content update represented here is dated Oct 4, 2026. Methodology.
Direct matches
Tools that complete this task
These products provide a workflow that directly addresses the task, ordered by editorial fit independently of promotional placements.
PredRadarCompare live prices and scan arbitrage across major prediction-market venues.Best forUsers comparing equivalent markets, prices, and potential arbitrage across Polymarket, Kalshi, and Betfair while tracking movers, watchlists, and portfolios.
Prediction HuntPolymarket: Compare odds, arbitrage, and smart money across venues.Best forTraders, researchers, developers, and agents using one discovery and data layer to compare markets, prices, arbitrage, order books, and wallet context across platforms.
Best forPolymarket users researching negRisk arbitrage opportunities and available order-book depth from a browser extension.
Best forDevelopers researching combinatorial relationships and execution across related Polymarket outcomes.
Best forAnalysts researching cross-market discrepancies without automatic execution.
OddpoolCompare prediction-market prices, depth, and data across venues.Best forResearchers, quants, and traders comparing equivalent markets or building with cross-venue data.
Best forTraders and builders comparing equivalent prediction markets across venues.
Resolve MarketsPolymarket: Multi-venue analytics for prediction-market traders.Best forUsers comparing multiple venues, resolution rules, prices, volume, and unusual activity from one workspace.
OddsShiftCompare market prices with model fair values, smart-money positioning and arbitrage.Best forUsers who want model-probability context, wallet positioning and Polymarket/Kalshi divergence in one interface.
15 supporting products
These products add useful context or adjacent capabilities but do not complete the task on their own.
Best forAdvanced teams that want one extensible stack from signal ingestion and backtesting to monitored live deployment.
Best forTechnical operators who want a broad conversational automation stack and accept self-hosting responsibility.
KairosRoute prediction-market orders with terminal, API and risk controls.Best forProfessional users and developers who need Polymarket execution alongside other prediction-market venues.
Best forTechnical users who prefer terminal workflows and want locally stored monitoring or research artifacts.
TamituAdd evidence-backed AI context to Polymarket research.Best forResearchers who want structured AI analysis beside a prediction-market browsing workflow.
ClearMarketInspect resolution clarity and cross-venue links in machine-readable form.Best forResearch, risk, data, and agent teams using structured resolution clarity, provenance, and cross-venue mappings to screen contract ambiguity before relying on a market.
Best forExperienced agent operators experimenting with tool-driven Polymarket workflows and explicit wallet controls.
PolyanalyticsAnalyze Polymarket markets, wallets and portfolio performance.Best forResearchers and active users who want market and wallet analysis in one product.
ScanverityInspect Polymarket resolution rules, evidence and executable risk before acting.Best forResearchers, traders and teams that need sourced resolution-risk context, market relationships, execution-depth checks and ongoing monitoring before committing capital.
Delphi MarketsPolymarket: Research and route across multiple prediction venues.Best forAdvanced users comparing equivalent markets and combining normalized discovery, terminal, and SDK workflows across multiple prediction venues.
Best forDevelopers who want an extensible, paper-first foundation for building supervised multi-venue agents with explicit approval, risk, and audit controls.
Prediction Market NewsCompare Polymarket and Kalshi odds side by side.Best forResearchers comparing equivalent Polymarket and Kalshi contracts before opening venue pages.
Best forUsers researching a Polymarket wallet or looking for smart-money and market-flow context without registration.
Best forUsers who want a clean no-wallet market-discovery workflow across Polymarket and Kalshi.
Qwidgets for Prediction MarketsBuild cross-exchange workspaces with live data, charts, order books and portfolio tools.Best forUsers who want a flexible cross-venue research and portfolio workspace rather than a single-purpose dashboard.
5 infrastructure options
APIs, datasets and frameworks for teams building their own workflow.
DepthFeedBacktest against recorded depth across prediction venues.Best forResearchers using recorded full order books and cross-venue data to model realistic fills, liquidity, and short-horizon strategies across selected markets.
PMXTPolymarket: A unified API and SDK layer for prediction markets.Best forDevelopers building multi-venue data, agent, or execution systems without maintaining separate client shapes.
Best forDevelopers who need one read-only API shape across Polymarket, Kalshi, Limitless, Manifold, and other supported venues.
PredexonPolymarket: Stream and replay multi-venue prediction-market data.Best forTeams using unified REST, WebSocket, tick history, and wallet analytics to build low-latency research, backtests, terminals, or cross-venue routing systems.
ProbalyticsMillisecond prediction-market data through SQL, API, and files.Best forResearch teams and builders who need deep cross-venue history without operating their own ingestion warehouse.