MCP server for the Holded API v2: 13 hierarchical tools, 7 resources and 6 prompts across contacts, invoicing, purchases, payments, treasury, accounting, catalog, team, CRM, projects, calendar, inbox and webhooks, with a confirmation gate on every destructive operation.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add holded-t4dhg --env HOLDED_API_KEY='<HOLDED_API_KEY>' -- npx -y @t4dhg/mcp-holded~/.codex/config.toml
[mcp_servers.holded-t4dhg]
command = "npx"
args = ["-y", "@t4dhg/mcp-holded"]
env = { HOLDED_API_KEY = "<HOLDED_API_KEY>" }
# codex mcp add holded-t4dhg --env HOLDED_API_KEY='<HOLDED_API_KEY>' -- npx -y @t4dhg/mcp-holded~/.cursor/mcp.json
{
"mcpServers": {
"holded-t4dhg": {
"command": "npx",
"args": [
"-y",
"@t4dhg/mcp-holded"
],
"env": {
"HOLDED_API_KEY": "<HOLDED_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"holded-t4dhg": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@t4dhg/mcp-holded"
],
"env": {
"HOLDED_API_KEY": "<HOLDED_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"holded-t4dhg": {
"command": "npx",
"args": [
"-y",
"@t4dhg/mcp-holded"
],
"env": {
"HOLDED_API_KEY": "<HOLDED_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"holded-t4dhg": {
"command": "npx",
"args": [
"-y",
"@t4dhg/mcp-holded"
],
"env": {
"HOLDED_API_KEY": "<HOLDED_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"holded-t4dhg": {
"command": "npx",
"args": [
"-y",
"@t4dhg/mcp-holded"
],
"env": {
"HOLDED_API_KEY": "<HOLDED_API_KEY>"
}
}
}
}Environment variables
HOLDED_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.