PromNET — Hungarian business calculators & legal checker for Claude.ai
hu.promnet/promnet
Hungarian VAT, payroll, KATA/flat-rate tax, late interest, workdays and website legal checks.
client:Claude.ai
transport:streamable-http
tools:8
Install PromNET — Hungarian business calculators & legal checker in Claude.ai
Settings → Connectors → Add custom connector
https://promnet.hu/mcp
Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs