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Polymarket Arbitrage Tools and Bots

Research cross-market price differences and potential arbitrage involving Polymarket. Similar questions can have different settlement rules and trading constraints.

How to choose arbitrage

How to choose

Account for fees, fill risk, capital requirements and incompatible outcomes before treating a spread as executable.

19 tools · 13–19 shown

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Matchr.xyz: Market aggregation and execution documentation.
Matchr.xyz3.0Editorial
Trading terminal

Compare equivalent prediction markets across venues, inspect price differences and use a unified market and portfolio interface.

  • Trading mode Manual
  • Access Web
Poly SDK: Features, installation and service architecture.
Poly SDK3.0Editorial
SDK

A third-party TypeScript toolkit combining Polymarket data clients, wallet research, copying and arbitrage-oriented strategy services.

  • Language TypeScript
Polysniper — Chrome store listing and provider interface preview
PolySniper3.0Editorial
Browser extension

Scan Polymarket multi-outcome events for complete-set price gaps, then inspect CLOB verification, estimated depth and annualized return in Chrome.

  • Access Browser extension
Predictefy — product overview
Predictefy3.0Editorial
Data API

Compare matched prediction markets, stream normalized data and develop multi-venue strategies with a terminal, API and SDK.

  • Data coverage Markets · Prices · Order books · Cross-venue matches
  • Access Web · API · MCP
Predradar — product overview
PredRadar3.0Editorial
Analytics

Search prediction markets across venues and compare prices, closing dates, whale activity and flagged cross-platform gaps.

  • Access Web · API · MCP
Whalesinsider — product overview
WhalesInsider3.0Editorial
Analytics

Track large Polymarket trades, filter wallets and compare selected cross-venue gaps from a live feed and arbitrage workspace.

  • Access Web
Predtools — product overview
predtools2.5Editorial
Trading bot

Buy downloadable source code for prediction-market bots, scanners and utilities, then configure and run them in your own environment.

  • Access Node.js, Source code