# Prediction Markets APIs

[Tools](/tools) / [Prediction Markets](/tools/category/prediction-markets)

Explore prediction market events, contracts, and trading activity. Compare related outcomes and review market definitions before interpreting a quoted probability.

- [Polymarket Spreads](/tools/polymarket/spreads) — Retrieves spreads for multiple token IDs. The spread is the difference between the best ask and best bid prices. — $0.0162 per successful call
- [Polymarket Status Address](/tools/polymarket/status-address) — Get transaction status for bridge activity associated with an address. — $0.0162 per successful call
- [Polymarket Supported Assets](/tools/polymarket/supported-assets) — Get supported assets for deposits and withdrawals on the bridge. — $0.0162 per successful call
- [Polymarket Tags ID Related Tags](/tools/polymarket/tags-id-related-tags) — Gets related tag relationships by tag id. — $0.000594 per successful call
- [Polymarket Tags Slug Related Tags](/tools/polymarket/tags-slug-slug-related-tags) — Gets related tag relationships by tag slug. — $0.000594 per successful call
- [Polymarket Tick Size](/tools/polymarket/tick-size) — Retrieves the minimum tick size \(price increment\) for a specific token ID. The tick size can be provided either as a query parameter or as a path parameter. — $0.0162 per successful call
- [Polymarket Tick Size Token ID](/tools/polymarket/tick-size-token-id) — Retrieves the minimum tick size \(price increment\) for a specific token ID using the token ID as a path parameter. — $0.0162 per successful call
- [Polymarket Time](/tools/polymarket/time) — Returns the current Unix timestamp of the server. This can be used to synchronize client time with server time. — $0.0162 per successful call
- [Polymarket Traded](/tools/polymarket/traded) — Returns the total number of markets a user has traded. — $0.0162 per successful call
- [Polymarket Value](/tools/polymarket/value) — Returns the total value of a user's positions. — $0.0162 per successful call
- [Polymarket Withdraw](/tools/polymarket/withdraw) — Create withdrawal addresses for bridging pUSD out of Polymarket. — $0.0162 per successful call
- [Prediction Market Analytics](/tools/surf/prediction-market-analytics) — Trends, top markets, momentum distribution, and per-market momentum signals for prediction markets. — $0.0324 per successful call
- [Prediction Market Correlations](/tools/surf/prediction-market-correlations) — Returns 30-day Pearson price correlation pairs between Polymarket markets within a category. — $0.0324 per successful call
- [Prediction Market Kalshi Events](/tools/surf/prediction-market-kalshi-events) — Returns Kalshi events with nested markets, optionally filtered by eventticker. — $0.0324 per successful call
- [Prediction Market Kalshi Markets](/tools/surf/prediction-market-kalshi-markets) — Returns Kalshi markets, optionally filtered by marketticker. — $0.0324 per successful call
- [Prediction Market Kalshi Open Interest](/tools/surf/prediction-market-kalshi-open-interest) — Daily open interest time series for a Kalshi market. — $0.0324 per successful call
- [Prediction Market Kalshi Orderbooks](/tools/surf/prediction-market-kalshi-orderbooks) — Historical orderbook snapshots for a Kalshi market. — $0.0324 per successful call
- [Prediction Market Kalshi Prices](/tools/surf/prediction-market-kalshi-prices) — Price time series for a Kalshi market with daily or hourly OHLC data, or latest price from recent trades. — $0.0324 per successful call
- [Prediction Market Kalshi Trades](/tools/surf/prediction-market-kalshi-trades) — Returns individual trade records for a Kalshi market. — $0.0324 per successful call
- [Prediction Market Kalshi Volumes](/tools/surf/prediction-market-kalshi-volumes) — Daily trading volume time series for a Kalshi market. — $0.0324 per successful call
- [Prediction Market Matching Daily](/tools/surf/prediction-market-matching-daily) — Returns daily volume and open interest comparison for a specific Polymarket Kalshi matched pair. — $0.0324 per successful call
- [Prediction Market Matching Pairs](/tools/surf/prediction-market-matching-pairs) — Cross-platform prediction market pair matcher — finds the same event listed on both Polymarket and Kalshi, with live price spread data. — $0.0324 per successful call
- [Prediction Market Polymarket Events](/tools/surf/prediction-market-polymarket-events) — Returns Polymarket events with nested markets, filtered by eventslug, which is REQUIRED. — $0.0324 per successful call
- [Prediction Market Polymarket Leaderboard](/tools/surf/prediction-market-polymarket-leaderboard) — Returns a ranked leaderboard of Polymarket traders by realized PnL, volume, or trade count. — $0.0324 per successful call
- [Prediction Market Polymarket Markets](/tools/surf/prediction-market-polymarket-markets) — Returns Polymarket markets, filtered by marketslug, which is REQUIRED. — $0.0324 per successful call
- [Prediction Market Polymarket Open Interest](/tools/surf/prediction-market-polymarket-open-interest) — Daily open interest time series showing total value locked in a Polymarket market. — $0.0324 per successful call
- [Prediction Market Polymarket Orderbooks](/tools/surf/prediction-market-polymarket-orderbooks) — Historical orderbook snapshots for a Polymarket token. — $0.0324 per successful call
- [Prediction Market Polymarket Positions](/tools/surf/prediction-market-polymarket-positions) — Given a specific wallet address, returns that wallet's open positions on Polymarket markets. — $0.0324 per successful call
- [Prediction Market Polymarket Price Ohlcv Condition ID](/tools/surf/prediction-market-polymarket-price-ohlcv-condition-id) — OHLCV candlestick data for charting a Polymarket market — open, high, low, close, volume per candle. — $0.0324 per successful call
- [Prediction Market Polymarket Prices](/tools/surf/prediction-market-polymarket-prices) — Simple price time series for a Polymarket market — one price point per interval. — $0.0324 per successful call
- [Prediction Market Polymarket Smart Money](/tools/surf/prediction-market-polymarket-smart-money) — Smart wallet analytics for Polymarket markets. — $0.0324 per successful call
- [Prediction Market Polymarket Trades](/tools/surf/prediction-market-polymarket-trades) — Trade and activity history for a Polymarket market or wallet. — $0.0324 per successful call
- [Prediction Market Polymarket Volume Split Condition ID](/tools/surf/prediction-market-polymarket-volume-split-condition-id) — Volume split by YES/NO outcome sides per interval \(hour/day/week\), plus total volume and trade count. — $0.0324 per successful call
- [Prediction Market Polymarket Volumes](/tools/surf/prediction-market-polymarket-volumes) — Aggregate trading volume \(USD\) and trade count as a time series. — $0.0324 per successful call
- [Search Prediction Market](/tools/surf/search-prediction-market) — Browse and search prediction markets across all supported platforms. — $0.0324 per successful call

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