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financeanalytics-data

Prediction Markets (Polymarket, PredictIt, Kalshi)

by jamesanz

Real-time prediction market data from Polymarket, PredictIt & Kalshi—calculated odds, contract pricing, and event filter

Integrates with Polymarket, PredictIt, and Kalshi to provide real-time prediction market data with calculated odds, contract pricing, and event filtering for market analysis and trading research applications.

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No API key needed3 major platforms includedReal-time market data

best for

  • / Political and election analysis
  • / Market research and trend analysis
  • / Trading strategy development
  • / Event probability assessment

capabilities

  • / Search prediction markets by keyword
  • / Get real-time odds and prices
  • / Query multiple platforms simultaneously
  • / Filter markets by topic
  • / Access live contract pricing data

what it does

Fetches real-time prediction market data from Polymarket, PredictIt, and Kalshi, providing current odds, contract prices, and market search capabilities for analysis.

about

Prediction Markets (Polymarket, PredictIt, Kalshi) is a community-built MCP server published by jamesanz that provides AI assistants with tools and capabilities via the Model Context Protocol. Real-time prediction market data from Polymarket, PredictIt & Kalshi—calculated odds, contract pricing, and event filter It is categorized under finance, analytics data.

how to install

You can install Prediction Markets (Polymarket, PredictIt, Kalshi) in your AI client of choice. Use the install panel on this page to get one-click setup for Cursor, Claude Desktop, VS Code, and other MCP-compatible clients. This server runs locally on your machine via the stdio transport.

license

MIT

Prediction Markets (Polymarket, PredictIt, Kalshi) is released under the MIT license. This is a permissive open-source license, meaning you can freely use, modify, and distribute the software.

readme

📊 Prediction Markets MCP Server

Real-time prediction market data in your AI workflow. Get current odds and prices from Polymarket, PredictIt, and Kalshi. No API keys required.

An MCP (Model Context Protocol) server that brings live prediction market data into AI coding environments like Cursor and Claude Desktop.

Trust Score

<a href="https://glama.ai/mcp/servers/@JamesANZ/prediction-market-mcp"> <img width="380" height="200" src="https://glama.ai/mcp/servers/@JamesANZ/prediction-market-mcp/badge" alt="prediction-market-mcp MCP server" /> </a>

Why Use Prediction Markets MCP?

  • 🆓 No API Keys – Works out of the box, zero configuration
  • 📈 Multi-Platform – Polymarket, PredictIt, and Kalshi in one interface
  • Real-time Data – Current odds and prices from live markets
  • 🎯 Easy Setup – One-click install in Cursor or simple manual setup
  • 🔍 Keyword Search – Find markets by topic or keyword

Quick Start

Ready to explore prediction markets? Install in seconds:

Install in Cursor (Recommended):

🔗 Install in Cursor

Or install manually:

npm install -g prediction-markets-mcp
# Or from source:
git clone https://github.com/JamesANZ/prediction-markets-mcp.git
cd prediction-markets-mcp && npm install && npm run build

Features

get-prediction-markets

Search for prediction markets across multiple platforms by keyword.

Parameters:

  • keyword (string, required): Search term (max 50 characters)
    • Examples: "trump", "election", "supreme court"

Returns:

  • Markets from Polymarket (percentage odds)
  • Markets from PredictIt (dollar prices)
  • Markets from Kalshi (regulated US markets)

Installation

Cursor (One-Click)

Click the install link above or use:

cursor://anysphere.cursor-deeplink/mcp/install?name=prediction-markets-mcp&config=eyJwcmVkaWN0aW9uLW1hcmtldHMtbWNwIjp7ImNvbW1hbmQiOiJucHgiLCJhcmdzIjpbIi15IiwicHJlZGljdGlvbi1tYXJrZXRzLW1jcCJdfX0=

Manual Installation

Requirements: Node.js 18+ and npm

# Clone and build
git clone https://github.com/JamesANZ/prediction-markets-mcp.git
cd prediction-markets-mcp
npm install
npm run build

# Run server
node build/index.js

Usage Examples

Search for Markets

Find prediction markets by keyword:

{
  "tool": "get-prediction-markets",
  "arguments": {
    "keyword": "trump"
  }
}

Search Election Markets

Find markets related to elections:

{
  "tool": "get-prediction-markets",
  "arguments": {
    "keyword": "election"
  }
}

Supported Platforms

PlatformFormatDescription
PolymarketPercentage oddsCrypto-based prediction markets
PredictItDollar pricesTraditional prediction markets
KalshiRegulatedUS-regulated prediction markets

Data Sources

  • Polymarket: https://clob.polymarket.com/markets
  • PredictIt: https://www.predictit.org/api/marketdata/all/
  • Kalshi: Regulated US prediction markets

Use Cases

  • Traders – Monitor odds and prices across platforms
  • Researchers – Analyze market sentiment and predictions
  • Developers – Build apps with prediction market data
  • Analysts – Track political and event probabilities

Technical Details

Built with: Node.js, TypeScript, MCP SDK
Dependencies: @modelcontextprotocol/sdk, superagent, zod
Platforms: macOS, Windows, Linux

Contributing

If this project helps you, please star it on GitHub!

Contributions welcome! Please open an issue or submit a pull request.

License

MIT License – see LICENSE file for details.

Support

If you find this project useful, consider supporting it:

⚡ Lightning Network

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₿ Bitcoin: bc1ptzvr93pn959xq4et6sqzpfnkk2args22ewv5u2th4ps7hshfaqrshe0xtp

Ξ Ethereum/EVM: 0x42ea529282DDE0AA87B42d9E83316eb23FE62c3f

FAQ

What is the Prediction Markets (Polymarket, PredictIt, Kalshi) MCP server?
Prediction Markets (Polymarket, PredictIt, Kalshi) is a Model Context Protocol (MCP) server profile on explainx.ai. MCP lets AI hosts (e.g. Claude Desktop, Cursor) call tools and resources through a standard interface; this page summarizes categories, install hints, and community ratings.
How do MCP servers relate to agent skills?
Skills are reusable instruction packages (often SKILL.md); MCP servers expose live capabilities. Teams frequently combine both—skills for workflows, MCP for APIs and data. See explainx.ai/skills and explainx.ai/mcp-servers for parallel directories.
How are reviews shown for Prediction Markets (Polymarket, PredictIt, Kalshi)?
This profile displays 57 aggregated ratings (sample rows for discoverability plus signed-in user reviews). Average score is about 4.4 out of 5—verify behavior in your own environment before production use.

Discussion

Product Hunt–style comments (not star reviews)
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MCP server reviews

Ratings

4.457 reviews
  • Fatima Agarwal· Dec 16, 2024

    Prediction Markets (Polymarket, PredictIt, Kalshi) is among the better-indexed MCP projects we tried; the explainx.ai summary tracks the official description.

  • Neel Bansal· Dec 12, 2024

    Strong directory entry: Prediction Markets (Polymarket, PredictIt, Kalshi) surfaces stars and publisher context so we could sanity-check maintenance before adopting.

  • Harper Garcia· Dec 8, 2024

    Strong directory entry: Prediction Markets (Polymarket, PredictIt, Kalshi) surfaces stars and publisher context so we could sanity-check maintenance before adopting.

  • Fatima Bansal· Dec 4, 2024

    Prediction Markets (Polymarket, PredictIt, Kalshi) has been reliable for tool-calling workflows; the MCP profile page is a good permalink for internal docs.

  • Olivia Menon· Nov 27, 2024

    I recommend Prediction Markets (Polymarket, PredictIt, Kalshi) for teams standardizing on MCP; the explainx.ai page compares cleanly with sibling servers.

  • Fatima Menon· Nov 23, 2024

    According to our notes, Prediction Markets (Polymarket, PredictIt, Kalshi) benefits from clear Model Context Protocol framing — fewer ambiguous “AI plugin” claims.

  • Dev Singh· Nov 7, 2024

    Prediction Markets (Polymarket, PredictIt, Kalshi) reduced integration guesswork — categories and install configs on the listing matched the upstream repo.

  • Neel Abbas· Nov 3, 2024

    I recommend Prediction Markets (Polymarket, PredictIt, Kalshi) for teams standardizing on MCP; the explainx.ai page compares cleanly with sibling servers.

  • Dev Rahman· Oct 26, 2024

    I recommend Prediction Markets (Polymarket, PredictIt, Kalshi) for teams standardizing on MCP; the explainx.ai page compares cleanly with sibling servers.

  • Neel Rao· Oct 22, 2024

    Prediction Markets (Polymarket, PredictIt, Kalshi) reduced integration guesswork — categories and install configs on the listing matched the upstream repo.

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