Nfe IO MCP Server
by codespario.github.codespar/mcp-nfe-iov0.2.2
MCP server for NFe.io — NF-e, NFS-e, CNPJ, CEP
context tax
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security
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cold start
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freshness
Active13d ago
Install Nfe IO MCP server
Install in Claude Code
claude mcp add nfe-io -e NFEIO_API_KEY='<nfeio-api-key>' -- npx -y @codespar/mcp-nfe-ioInstall in Cursor
{
"mcpServers": {
"nfe-io": {
"command": "npx",
"args": [
"-y",
"@codespar/mcp-nfe-io"
],
"env": {
"NFEIO_API_KEY": "<nfeio-api-key>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"nfe-io": {
"command": "npx",
"args": [
"-y",
"@codespar/mcp-nfe-io"
],
"env": {
"NFEIO_API_KEY": "<nfeio-api-key>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"nfe-io": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@codespar/mcp-nfe-io"
],
"env": {
"NFEIO_API_KEY": "<nfeio-api-key>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"nfe-io": {
"command": "npx",
"args": [
"-y",
"@codespar/mcp-nfe-io"
],
"env": {
"NFEIO_API_KEY": "<nfeio-api-key>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| NFEIO_API_KEY | yes | yes | API key for NFe.io (issuance + query) |
| NFEIO_COMPANY_ID | — | — | Default company ID (CNPJ or NFe.io company UUID) to use when not provided per-call |
Freshness
Active — last maintenance signal 13d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-09-27 · 13d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-06-22 · 4mo ago · official registry · v0.2.2
FAQ
›How do I install the Nfe IO MCP server in Claude Code?
Run: claude mcp add nfe-io -e NFEIO_API_KEY='<nfeio-api-key>' -- npx -y @codespar/mcp-nfe-io. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Nfe IO require an API key?
Yes. It expects NFEIO_API_KEY, of which 1 is a secret.
›Can I use Nfe IO as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Nfe IO in the official MCP registry?
Yes, as io.github.codespar/mcp-nfe-io.