GateCheck by LarryBuildsAI
One-cent x402 and MCP readiness checks plus fixed-price marketplace launch packs.
Install
Remote streamable-http
https://proofbeforepay.vercel.app/gatecheck/mcpClient config (Claude Desktop, Cursor, Windsurf and most MCP clients)
{
"mcpServers": {
"io-github-larrylemonbot-gatecheck": {
"url": "https://proofbeforepay.vercel.app/gatecheck/mcp"
}
}
} Source: official MCP Registry record · registry name io.github.LarryLemonBot/gatecheck · published 2026-07-14 · updated 2026-07-14. Not an endorsement; review the code before connecting it to anything sensitive.