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Nfeio

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MCP server for NFe.io — fiscal documents, NF-e/NFS-e issuance (Brazil)

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About

MCP server for NFe.io — fiscal documents, NF-e/NFS-e issuance (Brazil)

README

MCP server for NFe.io Brazilian fiscal document platform.

Tools (10)

Tool Description
create_nfe Create NF-e (product invoice)
get_nfe Get NF-e by ID
list_nfe List NF-e documents
cancel_nfe Cancel NF-e
create_nfse Create NFS-e (service invoice)
get_nfse Get NFS-e by ID
list_nfse List NFS-e documents
cancel_nfse Cancel NFS-e
download_pdf Download fiscal document PDF
download_xml Download fiscal document XML

Quick Start

{
  "mcpServers": {
    "nfeio": {
      "command": "npx",
      "args": ["-y", "@theyahia/nfeio-mcp"],
      "env": {
        "NFEIO_API_KEY": "<YOUR_NFEIO_API_KEY>",
        "NFEIO_COMPANY_ID": "<YOUR_NFEIO_COMPANY_ID>"
      }
    }
  }
}

Environment Variables

Variable Required Description
NFEIO_API_KEY Yes API key from NFe.io
NFEIO_COMPANY_ID Yes Company ID from NFe.io

License

MIT

from github.com/theYahia/nfeio-mcp

Installing Nfeio

This server has no published package — it is built from source. Open the repository and follow its README.

▸ github.com/theYahia/nfeio-mcp

FAQ

Is Nfeio MCP free?

Yes, Nfeio MCP is free — one-click install via Unyly at no cost.

Does Nfeio need an API key?

No, Nfeio runs without API keys or environment variables.

Is Nfeio hosted or self-hosted?

Self-hosted: the server runs locally on your machine via the install command above.

How do I install Nfeio in Claude Desktop, Claude Code or Cursor?

Open Nfeio on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.

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