Prediction Market Tools

Five tools for accessing prediction market data from multiple platforms. Compare probabilities across sources to find consensus or divergence.

search_polymarket

Search Polymarket prediction markets for active markets with current prices, volume, and liquidity.

Parameter	Type	Required	Description
query	string	No	Search term (e.g., election, bitcoin, AI)
active_only	boolean	No	Filter active markets only (default: true)
limit	number	No	Results (default 10, max 25)

Example prompt: “Search Polymarket for Bitcoin-related markets”

get_polymarket_events

Get Polymarket events — grouped collections of related markets. Events contain multiple yes/no markets.

Parameter	Type	Required	Description
limit	number	No	Results (default 10, max 25)
active_only	boolean	No	Filter active events only (default: true)

Example prompt: “Show me the latest Polymarket events”

search_kalshi_markets

Search Kalshi prediction markets (CFTC-regulated exchange) with current prices and volume.

Parameter	Type	Required	Description
query	string	No	Search term for market titles
status	string	No	open, closed, or settled (default: open)
limit	number	No	Results (default 10, max 25)

Example prompt: “Find open Kalshi markets about recession”

search_manifold_markets

Search Manifold Markets (play-money prediction market) for sentiment and probability estimates across diverse topics.

Parameter	Type	Required	Description
query	string	Yes	Search term
limit	number	No	Results (default 10, max 25)

Example prompt: “Search Manifold for AI safety predictions”

compare_prediction_markets

Compare probabilities for a topic across Polymarket, Kalshi, and Manifold simultaneously. Useful for finding consensus or divergence.

Parameter	Type	Required	Description
topic	string	Yes	Topic to compare (e.g., bitcoin, election)

Example prompt: “Compare prediction market probabilities for a 2026 recession”