# Polymarket Toolkit (MCP server)

> Polymarket Toolkit is an MCP server that adds finance tools to AI assistants such as Claude Desktop, Claude Code and Cursor. Read-only Polymarket data tools for AI agents: profiles, PnL, market scans. It has 194 GitHub stars, is released under the MIT license and runs locally with npx -y polymarket-toolkit-mcp.

For anyone who wants to research Polymarket on their own — run the CLI yourself, or install skills for Claude / Cursor / OpenClaw and let AI run the tools. Read-only public APIs. No API keys. No signing.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/runesleo/polymarket-toolkit |
| GitHub stars | 194 |
| License | MIT |
| Language | TypeScript |
| Transport | stdio |
| Packages | npm: polymarket-toolkit-mcp |
| Remote URL | none |
| Needs API key | no |
| Official | no |
| Works with | Claude Desktop, Claude Code, Cursor, VS Code |
| Category | Finance |
| Latest release | v0.7.0 (Jul 15, 2026) |
| Last commit | Aug 20, 2026 |
| MCP registry name | io.github.runesleo/polymarket-toolkit |

## Install

### Claude Desktop (claude_desktop_config.json)

```json
{
  "mcpServers": {
    "polymarket-toolkit": {
      "command": "npx",
      "args": [
        "-y",
        "polymarket-toolkit-mcp"
      ]
    }
  }
}
```

Settings > Developer > Edit Config. macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\. Restart Claude Desktop afterwards.

### Claude Code

```sh
claude mcp add --transport stdio polymarket-toolkit -- npx -y polymarket-toolkit-mcp
```

### Cursor (.cursor/mcp.json)

```json
{
  "mcpServers": {
    "polymarket-toolkit": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "polymarket-toolkit-mcp"
      ]
    }
  }
}
```

Project file; use ~/.cursor/mcp.json to enable it in every project.

### VS Code (.vscode/mcp.json)

```json
{
  "servers": {
    "polymarket-toolkit": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "polymarket-toolkit-mcp"
      ]
    }
  }
}
```

Config formats checked against the official docs on 2026-10-07.

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