SpendPreflight for Cursor
io.github.spendpreflight/spendpreflight
Preflight x402 payments. Base ERC-8004 agent #1151628; wallet binding verified Nov 3, 2026.
client:Cursor
transport:streamable-http
tools:17
Install SpendPreflight in Cursor
~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json
{
"mcpServers": {
"spendpreflight": {
"url": "https://api.spendpreflight.com/mcp"
}
}
}
Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs