SharpPredict MCP Server

Prediction market edge detection for AI assistants. Connects Claude, ChatGPT, and other MCP-compatible agents to real-time Polymarket data with built-in edge analysis.

What It Does

When you ask your AI assistant "what prediction market edges exist right now?" or "is this Polymarket contract mispriced?", this MCP server provides the answer.

Four tools included:

• get_prediction_market_edges - Scan for mispriced contracts across all categories
• analyze_prediction_market - Deep analysis of a specific Polymarket market
• get_market_overview - Top markets by volume, biggest movers, edge opportunities
• calculate_position_size - Kelly criterion calculator for optimal bet sizing

Installation

Claude Code (recommended)

Add to your Claude Code MCP settings (~/.claude/settings.json):

{
  "mcpServers": {
    "sharppredict": {
      "command": "npx",
      "args": ["@jlclabs/sharppredict-mcp"]
    }
  }
}

Claude Desktop

Add to your Claude Desktop config (~/Library/Application Support/Claude/claude_desktop_config.json on macOS):

{
  "mcpServers": {
    "sharppredict": {
      "command": "npx",
      "args": ["@jlclabs/sharppredict-mcp"]
    }
  }
}

Manual / Local Development

git clone https://github.com/jlclabs/sharppredict-mcp.git
cd sharppredict-mcp
npm install
npm run build

Then point your MCP client at the built server:

{
  "mcpServers": {
    "sharppredict": {
      "command": "node",
      "args": ["/path/to/sharppredict-mcp/dist/index.js"]
    }
  }
}

Usage Examples

Once connected, just ask your AI assistant naturally:

• "What prediction market edges exist right now?"
• "Show me mispriced crypto markets on Polymarket"
• "Analyze this Polymarket contract: https://polymarket.com/event/will-bitcoin-hit-100k"
• "I have a 5% edge at 2.5 odds with a $1000 bankroll. How much should I bet?"
• "Give me an overview of political prediction markets"

Tool Details

get_prediction_market_edges

Find mispriced contracts on Polymarket.

| Parameter | Type | Default | Description | |-----------|------|---------|-------------| | category | string | "all" | politics, crypto, sports, tech, or all | | min_edge_pct | number | 3.0 | Minimum edge % to include |

analyze_prediction_market

Analyze a specific market.

| Parameter | Type | Description | |-----------|------|-------------| | market | string | Polymarket URL, slug, or numeric ID |

get_market_overview

Overview of active markets.

| Parameter | Type | Default | Description | |-----------|------|---------|-------------| | category | string | "all" | Filter by category |

calculate_position_size

Kelly criterion position sizing.

| Parameter | Type | Description | |-----------|------|-------------| | edge_pct | number | Your estimated edge as a percentage | | odds | number | Decimal odds (for Polymarket: 1 / price) | | bankroll | number | Your total bankroll in dollars |

Data Sources

1. SharpPredict API (primary, when available) - Pre-computed edges with AI analysis
2. Polymarket Gamma API (fallback) - Direct market data with real-time pricing

Requirements

• Node.js 18+
• Internet connection (fetches live market data)

License

MIT

Links

• Free daily edges: t.me/SharpPredictBot
• Full platform: sharppredict.app