x402 Preflight MCP Server: Install & Setup

Install x402 Preflight in Claude Code

Claude Code

claude mcp add --transport http x402-preflight https://x402.chikocorp.com/mcp

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

{
  "mcpServers": {
    "x402-preflight": {
      "url": "https://x402.chikocorp.com/mcp"
    }
  }
}

Frequently asked questions

What does the x402 Preflight MCP server do?

Inspect x402/Base USDC payment endpoints and order fixed-price remediation through paid tools.

Is the x402 Preflight MCP server free?

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

Does x402 Preflight run locally or remotely?

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

How do I add x402 Preflight to Claude Code?

Run: claude mcp add --transport http x402-preflight https://x402.chikocorp.com/mcp

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