polymarket-mcp
Click on "Install Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@polymarket-mcpshow me the top markets by volume"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
Polymarket MCP Server
Model Context Protocol server for Polymarket prediction markets. v0.3.0
Query Polymarket markets, events, narratives, arbitrage opportunities, and more — from any MCP-compatible client (Claude Desktop, OpenClaw, Cursor, etc.) OR via HTTP REST.
Zero dependencies. No API key required. MIT license.
Quick Start
Option A: MCP (recommended)
Option B: HTTP (for curl/web/dashboards)
Related MCP server: polymarket-mcp
Available Tools
Tool | Description |
top_markets | Top markets by volume (24h or total) with formatted prices |
search_markets | Client-side keyword search across title+description |
get_market | Detailed market info by slug |
top_movers | Biggest price movers with price formatting |
list_events | List events with optional child market details |
market_narratives | Cluster events by theme/narrative with volume analysis |
detect_volume_spikes | Find markets with unusual 24h volume spikes |
find_arbitrage | Discover Yes+No != 100% opportunities |
market_summary | Comprehensive ecosystem snapshot |
Changelog
v0.3.0 (2026-06-26)
HTTP mode: --http PORT starts a REST API at /health, /tools, /call/{tool_name}
HTML status page: GET / shows a human-readable dashboard
CORS headers: All endpoints support cross-origin requests
v0.2.0 (2026-06-26)
Smart price formatting (Yes 52¢ / No 48¢)
Proper client-side search
Retry logic (429, 502, 503, 504)
Connection resilience
Technical Details
Protocol: JSON-RPC 2.0 over stdio (MCP) OR HTTP REST
Dependencies: Zero (Python standard library only)
API: Polymarket Gamma API (public, no key needed)
Python: 3.7+
License: MIT
Configuration with Claude Desktop
Add to claude_desktop_config.json:
This server cannot be installed
Maintenance
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