Free no-auth tools for Spain: validate IBAN, EU VAT check (VIES), Modelo 303 sums, Veri*factu dates.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add --transport http contix-herramientas https://api.contix.es/api/v1/mcp/herramientas~/.codex/config.toml
[mcp_servers.contix-herramientas]
url = "https://api.contix.es/api/v1/mcp/herramientas"
# codex mcp add contix-herramientas --url https://api.contix.es/api/v1/mcp/herramientas~/.cursor/mcp.json
{
"mcpServers": {
"contix-herramientas": {
"url": "https://api.contix.es/api/v1/mcp/herramientas"
}
}
}.vscode/mcp.json
{
"servers": {
"contix-herramientas": {
"type": "http",
"url": "https://api.contix.es/api/v1/mcp/herramientas"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"contix-herramientas": {
"httpUrl": "https://api.contix.es/api/v1/mcp/herramientas"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"contix-herramientas": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://api.contix.es/api/v1/mcp/herramientas"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"contix-herramientas": {
"url": "https://api.contix.es/api/v1/mcp/herramientas"
}
}
}