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mcp/harbor
Cline

x402 Preflight for Cline

io.github.chico10117/x402-preflight

Inspect and validate an x402 endpoint before an autonomous agent spends USDC.

client:Cline transport:streamable-http tools:3

Install x402 Preflight in Cline

~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json · windows: %APPDATA%\Code\User\globalStorage\saoudrizwan.claude-dev\settings\cline_mcp_settings.json 

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

Cline's MCP Servers pane edits this file for you if you would rather not find it. Cline docs

What Cline can do once it is connected

x402 Preflight in other clients

x402 Preflight MCP server