SEFAZ: NFC-e (Unificada) for ChatGPT

io.github.mcp-dir/sefaz_nfce-mcp

SEFAZ: NFC-e (Unificada), official-source lookup. Platform-hosted, pay per query with prepaid credit

client:ChatGPT transport:streamable-http tools:7

Install SEFAZ: NFC-e (Unificada) in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.mcp.ai/p_sefaz_nfce

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs