Market data feeds, historical order books, SDKs, MCP servers and developer tools for building on prediction markets. 134 listed.
31 listings that name Kalshi, fullest profiles first
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Data and APIs
TickFoundry sells historical market data for Polymarket, Kalshi and Hyperliquid through downloads and REST. Its plans distinguish order-book depth, the view-only Lab, ongoing collection and downloadable historical backfill.
Data and APIs
Predexon provides prediction-market data through REST and WebSockets, including order-book tick history, market data and wallet analytics. The product names Polymarket, Kalshi, Opinion, Limitless and Predict.fun; coverage and endpoint access vary.
Data and APIs
DepthFeed provides data or programmatic research tools.
Data and APIs
Kalshi operates an event-contract exchange and provides developer interfaces for market data and trading. Its documentation separates prediction contracts from perpetual futures, and its account guide describes age, identity-verification and jurisdiction conditions.
Data and APIs
LazyEdge provides tools for developers.
Data and APIs
OddsPipe provides data or programmatic research tools.
Data and APIs
PMXT provides a unified interface for prediction-market data and trading through a public software repository, SDKs and a hosted service. Its README distinguishes hosted credentials and signing infrastructure from a self-hosted path using venue-native credentials. Supported reads and writes differ by venue and mode.
Data and APIs
KalshiSpy provides data or programmatic research tools.
Data and APIs
Historical trades, markets and 1ms orderbook snapshots for Polymarket and Kalshi via REST, ClickHouse SQL, Python SDK and Parquet exports.
Data and APIs
Normalized API for real-time and historical prediction market data across Kalshi, Polymarket and other venues, aimed at market makers, prop firms and funds. Does not route orders.
Data and APIs
Lychee provides data or programmatic research tools.
Data and APIs
pdata provides data or programmatic research tools.
Data and APIs
Open-source SKILL.md agent skills for live sports data with Kalshi and Polymarket market feeds, a cross-venue odds dashboard and an opt-in Polymarket trading skill. No API keys.
Data and APIs
Dome’s documentation announces its acquisition by Polymarket and an API retirement date of 28 April 2026. The accessible documentation is historical integration material.
Data and APIs
PredictionMarketsPicks provides data or programmatic research tools.
Data and APIs
TypeScript monorepo with a 14-tool Kalshi MCP server, agent skills, WebSocket streaming, order placement, a market-maker bot and NWS weather fair-value pricing.
Data and APIs
Unofficial MIT Python client for the Kalshi API with websocket streaming, retries, pandas output, local orderbook handling and order placement, amend and cancel methods.
Data and APIs
CCXT's prediction module adds Polymarket, Kalshi, Limitless, Myriad, Opinion and Hyperliquid classes with fetchMarkets, fetchOrderBook, createOrder and positions across its language ports.
Data and APIs
Python library exposing a CCXT-style interface for Polymarket, Kalshi, Opinion, Limitless and Predict.fun with order management, positions, WebSockets and strategy classes.
Data and APIs
Self-hosted Python MCP server for Kalshi with RSA-PSS auth, rate limiting, 26 tools, WebSocket support and a two-step prepare and confirm order flow with safety caps.
Data and APIs
C++23 Kalshi client with typed coverage of the v2 REST API, WebSocket streaming, RSA-PSS signing, std::expected errors and CMake FetchContent installation.
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