MCP server for Mexican tax and banking data — validate RFC, CURP, CLABE and NSS, read CFDI 4.0 invoices, query the SAT status service and look up SAT catalogues. Read-only, no API keys required.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add mexican-tax-banking -- npx -y mx-fiscal-mcp-server~/.codex/config.toml
[mcp_servers.mexican-tax-banking]
command = "npx"
args = ["-y", "mx-fiscal-mcp-server"]
# codex mcp add mexican-tax-banking -- npx -y mx-fiscal-mcp-server~/.cursor/mcp.json
{
"mcpServers": {
"mexican-tax-banking": {
"command": "npx",
"args": [
"-y",
"mx-fiscal-mcp-server"
]
}
}
}.vscode/mcp.json
{
"servers": {
"mexican-tax-banking": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"mx-fiscal-mcp-server"
]
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"mexican-tax-banking": {
"command": "npx",
"args": [
"-y",
"mx-fiscal-mcp-server"
]
}
}
}claude_desktop_config.json
{
"mcpServers": {
"mexican-tax-banking": {
"command": "npx",
"args": [
"-y",
"mx-fiscal-mcp-server"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"mexican-tax-banking": {
"command": "npx",
"args": [
"-y",
"mx-fiscal-mcp-server"
]
}
}
}