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MCP verified MIT Self-run

Prediction Market Mcp

mcp-jamesanz-prediction-market-mcp · by JamesANZ

A simple MCP server that grabs prediction market data from polymarket, PredictIt, & Kalshi.

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Install

$ agentstack add mcp-jamesanz-prediction-market-mcp

✓ scanned · ✓ verified, works with Claude Code, Cursor, and more.

Security review

✓ Passed

No issues found. Passed automated security review. · v0.1.0 How review works →

  • Prompt-injection patterns
  • Secret / credential exfiltration
  • Dangerous shell & filesystem operations
  • Untrusted network calls
  • Known-malicious package signatures

What it can access

  • Network access No
  • Filesystem access No
  • Shell / process execution No
  • Environment & secrets No
  • Dynamic code execution No

From automated source analysis of v0.1.0. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.

View the full security report →

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Reliability & compatibility

Security review passed
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no reviews yet
6mo ago

Declared compatibility

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Compatibility is declared by the source manifest. End-to-end runtime verification is coming, see below.

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About

📊 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.

[](https://archestra.ai/mcp-catalog/jamesanz__prediction-market-mcp)

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

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

| Platform | Format | Description | | -------------- | --------------- | ------------------------------- | | Polymarket | Percentage odds | Crypto-based prediction markets | | PredictIt | Dollar prices | Traditional prediction markets | | Kalshi | Regulated | US-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

lnbc1pjhhsqepp5mjgwnvg0z53shm22hfe9us289lnaqkwv8rn2s0rtekg5vvj56xnqdqqcqzzsxqyz5vqsp5gu6vh9hyp94c7t3tkpqrp2r059t4vrw7ps78a4n0a2u52678c7yq9qyyssq7zcferywka50wcy75skjfrdrk930cuyx24rg55cwfuzxs49rc9c53mpz6zug5y2544pt8y9jflnq0ltlha26ed846jh0y7n4gm8jd3qqaautqa

₿ Bitcoin: bc1ptzvr93pn959xq4et6sqzpfnkk2args22ewv5u2th4ps7hshfaqrshe0xtp

Ξ Ethereum/EVM: 0x42ea529282DDE0AA87B42d9E83316eb23FE62c3f

Source & license

This open-source MCP server is cataloged on AgentStack and links to its original source — we do not rehost the code.

Install and usage instructions live in the source repository linked above.

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Versions

  • v0.1.0 Imported from the upstream source.