Crosswire — Polymarket & Kalshi Arbitrage

Name: Crosswire — Polymarket & Kalshi Arbitrage
Author: NicolasDuarte04

Verified · crosswire-api.com

MCP server by NicolasDuarte04 · updated 4 months ago · ★ 1

Score 36

Cross-venue Polymarket+Kalshi arbitrage: resolution mismatch, void risk & settlement divergence. Crosswire — Polymarket & Kalshi Arbitrage is published by crosswire-api.com from its verified domain in the official MCP Registry.

Install Add to Cursor Add to VS Code GitHub Website

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Works withClaude Code Claude Desktop Cursor Codex Gemini CLI VS Code Windsurf ChatGPT Antigravity CLI

Maintenance

Last commit 122 days ago

Licence

MIT: permissive, fine for commercial use

Quality

Clear description, published package or server URL, original repository

Security

Not checked yet. What we check

Install Crosswire — Polymarket & Kalshi Arbitrage

Built from the published package, never by AI

claude mcp add --transport http crosswire-polymarket-kalshi-arbitrage https://api.crosswire-api.com/mcp

Run in your terminal. Add --scope user to use it in every project.

Step-by-step: install Crosswire — Polymarket & Kalshi Arbitrage in Claude Code

{
  "mcpServers": {
    "crosswire-polymarket-kalshi-arbitrage": {
      "url": "https://api.crosswire-api.com/mcp"
    }
  }
}

Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.

Step-by-step: install Crosswire — Polymarket & Kalshi Arbitrage in Claude Desktop

{
  "mcpServers": {
    "crosswire-polymarket-kalshi-arbitrage": {
      "url": "https://api.crosswire-api.com/mcp"
    }
  }
}

Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).

Step-by-step: install Crosswire — Polymarket & Kalshi Arbitrage in Cursor

{
  "servers": {
    "crosswire-polymarket-kalshi-arbitrage": {
      "url": "https://api.crosswire-api.com/mcp"
    }
  }
}

Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".

Step-by-step: install Crosswire — Polymarket & Kalshi Arbitrage in VS Code

{
  "mcpServers": {
    "crosswire-polymarket-kalshi-arbitrage": {
      "serverUrl": "https://api.crosswire-api.com/mcp"
    }
  }
}

Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).

Step-by-step: install Crosswire — Polymarket & Kalshi Arbitrage in Antigravity CLI

https://api.crosswire-api.com/mcp

In ChatGPT: Settings, Connectors, Add custom connector, then paste this URL. Works in any client that supports remote servers.

Step-by-step: install Crosswire — Polymarket & Kalshi Arbitrage in ChatGPT

MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the crosswire-polymarket-kalshi-arbitrage block.

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Crosswire — Polymarket & Kalshi Arbitrage: common questions

How do I install Crosswire — Polymarket & Kalshi Arbitrage?

In Claude Code run claude mcp add --transport http crosswire-polymarket-kalshi-arbitrage https://api.crosswire-api.com/mcp. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.

Is Crosswire — Polymarket & Kalshi Arbitrage the official server?

Crosswire — Polymarket & Kalshi Arbitrage is published by crosswire-api.com from its verified domain in the official MCP Registry.

Is Crosswire — Polymarket & Kalshi Arbitrage free?

The code is published under the MIT licence. The service it connects to may have its own pricing.

Is Crosswire — Polymarket & Kalshi Arbitrage safe to use?

It scores 36 of 100. Grades: maintenance C, licence A, quality C. The security check has not run for it yet. Review the code before you install. How grades work.

What are alternatives to Crosswire — Polymarket & Kalshi Arbitrage?

Similar MCP servers: Jitsu, Oh My Posh Validator, World Monitor, mcp.

Does Crosswire — Polymarket & Kalshi Arbitrage work with ChatGPT?

Yes. Add its server URL in ChatGPT as a custom connector. See MCP in ChatGPT.