Graph Polymarket MCP Server

by paulieb14io.github.PaulieB14/graph-polymarket-mcpv1.4.0

Polymarket prediction market data via The Graph: markets, positions, orders, user activity and real-time odds.

4Node.jsstdioofficial registry

context tax

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security

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cold start

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freshness

Maintained2mo ago

Install Graph Polymarket MCP server

claude mcp add graph-polymarket -e GRAPH_API_KEY='<graph-api-key>' -- npx -y graph-polymarket-mcp

{
  "mcpServers": {
    "graph-polymarket": {
      "command": "npx",
      "args": [
        "-y",
        "graph-polymarket-mcp"
      ],
      "env": {
        "GRAPH_API_KEY": "<graph-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "graph-polymarket": {
      "command": "npx",
      "args": [
        "-y",
        "graph-polymarket-mcp"
      ],
      "env": {
        "GRAPH_API_KEY": "<graph-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "graph-polymarket": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "graph-polymarket-mcp"
      ],
      "env": {
        "GRAPH_API_KEY": "<graph-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "graph-polymarket": {
      "command": "npx",
      "args": [
        "-y",
        "graph-polymarket-mcp"
      ],
      "env": {
        "GRAPH_API_KEY": "<graph-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
GRAPH_API_KEY	yes	yes	API key for The Graph network (optional, for higher rate limits)

Freshness

Maintained — last maintenance signal 2mo ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-08-09 · 2mo ago · GitHub
Latest release
2026-08-09 · 2mo ago · GitHub · v2.1.2
Package published
no data · npm/PyPI
Registry entry updated
2026-03-07 · 7mo ago · official registry · v1.4.0

FAQ

›How do I install the Graph Polymarket MCP server in Claude Code?

Run: claude mcp add graph-polymarket -e GRAPH_API_KEY='<graph-api-key>' -- npx -y graph-polymarket-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Graph Polymarket require an API key?

Yes. It expects GRAPH_API_KEY, of which 1 is a secret.

›Can I use Graph Polymarket as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Graph Polymarket in the official MCP registry?

Yes, as io.github.PaulieB14/graph-polymarket-mcp.