crosscheck MCP Server: Install & Setup

Install crosscheck in Claude Code

Claude Code

claude mcp add --transport http crosscheck https://crosscheckapi.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "crosscheck": {
      "url": "https://crosscheckapi.com/mcp"
    }
  }
}

Frequently asked questions

What does the crosscheck MCP server do?

Security review of skills and MCP servers before install; paid per call via x402.

Is the crosscheck MCP server free?

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Does crosscheck run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add crosscheck to Claude Code?

Run: claude mcp add --transport http crosscheck https://crosscheckapi.com/mcp

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