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Polymarket Paper Trader

local MCP server

Polymarket Paper Trader is a local MCP server: Polymarket paper trading for AI agents: $10k paper money, real order books, official fees. Install it from pypi as polymarket-paper-trader.

Installation

Terminal

claude mcp add polymarket-paper-trader -- uvx polymarket-paper-trader

Run in your project folder. Add --scope user to use it everywhere.

Claude Desktop, Cursor & other clients

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "polymarket-paper-trader": {
      "command": "uvx",
      "args": [
        "polymarket-paper-trader"
      ]
    }
  }
}

What you need

  • Runtime: Python with uv (runs with uvx).
  • MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over stdio.

Summary

Polymarket paper trading for AI agents: $10k paper money, real order books, official fees.

Polymarket Paper Trader vs similar servers

ServerStarsTypeAPI keyRuntime
Polymarket Paper Trader399LocalNopypi
CCXT44KLocalNonpm
tradememory-protocol1,424LocalNopypi
mcp-server551LocalYesnpm
polymarket-toolkit198LocalNonpm

Questions

No. The registry entry lists no keys or environment variables.

Python with uv (runs with uvx), plus an MCP client such as Claude Code, Codex, Claude Desktop or Cursor.

Polymarket Paper Trader is a local MCP server distributed as the pypi package polymarket-paper-trader.

Run: claude mcp add polymarket-paper-trader -- uvx polymarket-paper-trader

Run: codex mcp add polymarket-paper-trader -- uvx polymarket-paper-trader

Similar MCP servers

NameStars
  1. CCXTio.github.ccxt/ccxt-mcp44K
  2. tradememory-protocolio.github.mnemox-ai/tradememory-protocol1,424
  3. mcp-serverio.github.sv-number/mcp-server551
  4. polymarket-toolkitio.github.runesleo/polymarket-toolkit198
  5. Trading Signalsio.github.roman-rr/trading-signals116
  6. tldrawio.github.tldraw/tldraw51K
  7. Codebase Memoryio.github.DeusData/codebase-memory-mcp45K
  8. PostHog MCP Serverio.github.PostHog/mcp40K