The answer
io.github.CarbonCashmere/x402-mcp
Top verified match: it matches your intent, corroborated across multiple registries.
fresh · published 101d ago · verified 2026-08-08tested · static-verifiedsigned passport ✓score 41/100
claude mcp add x402-mcp -- npx -y @carbon-cashmere/x402-mcp
Runners-up
- io.911fund.x402/x402-alphanot yet verified37/100 · weaker match