How to install Crosswire — Polymarket & Kalshi Arbitrage in Claude Code
To install Crosswire — Polymarket & Kalshi Arbitrage in Claude Code, run "claude mcp add --transport http crosswire-polymarket-kalshi-arbitrage https://api.crosswire-api.com/mcp" in your terminal, then check it with "claude mcp list". It takes about a minute.
Built from the published package · server updated 4 months ago
- 1
Run the install command
Open a terminal in your project and run:
claude mcp add --transport http crosswire-polymarket-kalshi-arbitrage https://api.crosswire-api.com/mcp - 2
Choose where it applies (optional)
Add --scope user to use it in every project, or --scope project to share it with your team through a .mcp.json file.
claude mcp add --scope user --transport http crosswire-polymarket-kalshi-arbitrage https://api.crosswire-api.com/mcp - 3
Check that it is connected
List your servers, or type /mcp inside a Claude Code session to see its status and tools.
claude mcp list
MCP servers run with your permissions. If Crosswire — Polymarket & Kalshi Arbitrage needs an API key, add it under env in the config. Check its README.
Install Crosswire — Polymarket & Kalshi Arbitrage in another app
Similar servers
Manage Jitsu data pipelines: destinations, streams, connections, functions, live events.
Validate oh-my-posh configurations and segment snippets against the official schema.
Real-time global intelligence across conflict, markets, energy, trade, shipping and cyber. 95 tools.
Questions
Does Crosswire — Polymarket & Kalshi Arbitrage work in Claude Code?
Yes. Claude Code supports mcp servers (local and remote), skills and plugins, and Crosswire — Polymarket & Kalshi Arbitrage installs with the steps above.
Crosswire — Polymarket & Kalshi Arbitrage does not show up in Claude Code. What now?
Restart Claude Code fully, check the JSON is valid, and make sure Node.js (for npx) is installed. See common MCP errors and fixes.
Is Crosswire — Polymarket & Kalshi Arbitrage safe?
It scores 36 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.
