VAT Validator MCP Server
by ojaskordio.github.OjasKord/vat-validator-mcpv2.0.30
Validate EU, UK, AU VAT numbers for AI agents. EU ViDA e-invoicing compliance.
context tax
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security
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cold start
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freshness
Maintained33d ago
Install VAT Validator MCP server
Install in Claude Code
claude mcp add vat-validator -e ANTHROPIC_API_KEY='<anthropic-api-key>' -e HMRC_CLIENT_ID='<hmrc-client-id>' -e HMRC_CLIENT_SECRET='<hmrc-client-secret>' -- npx -y vat-validator-mcpInstall in Cursor
{
"mcpServers": {
"vat-validator": {
"command": "npx",
"args": [
"-y",
"vat-validator-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<anthropic-api-key>",
"HMRC_CLIENT_ID": "<hmrc-client-id>",
"HMRC_CLIENT_SECRET": "<hmrc-client-secret>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"vat-validator": {
"command": "npx",
"args": [
"-y",
"vat-validator-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<anthropic-api-key>",
"HMRC_CLIENT_ID": "<hmrc-client-id>",
"HMRC_CLIENT_SECRET": "<hmrc-client-secret>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"vat-validator": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"vat-validator-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<anthropic-api-key>",
"HMRC_CLIENT_ID": "<hmrc-client-id>",
"HMRC_CLIENT_SECRET": "<hmrc-client-secret>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"vat-validator": {
"command": "npx",
"args": [
"-y",
"vat-validator-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<anthropic-api-key>",
"HMRC_CLIENT_ID": "<hmrc-client-id>",
"HMRC_CLIENT_SECRET": "<hmrc-client-secret>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| ANTHROPIC_API_KEY | yes | yes | Anthropic API key for AI-powered fraud risk analysis |
| HMRC_CLIENT_ID | — | yes | HMRC Developer Hub client ID for UK VAT validation |
| HMRC_CLIENT_SECRET | — | yes | HMRC Developer Hub client secret for UK VAT validation |
Remote endpoints
- streamable-http
https://vat-validator-mcp-production.up.railway.app
Freshness
Maintained — last maintenance signal 33d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-09-07 · 33d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-06-25 · 4mo ago · official registry · v2.0.30
FAQ
›How do I install the VAT Validator MCP server in Claude Code?
Run: claude mcp add vat-validator -e ANTHROPIC_API_KEY='<anthropic-api-key>' -e HMRC_CLIENT_ID='<hmrc-client-id>' -e HMRC_CLIENT_SECRET='<hmrc-client-secret>' -- npx -y vat-validator-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does VAT Validator require an API key?
Yes. It expects ANTHROPIC_API_KEY, HMRC_CLIENT_ID, HMRC_CLIENT_SECRET, of which 3 are secrets.
›Can I use VAT Validator as a remote (hosted) MCP server?
Yes — it offers both a hosted endpoint and a local stdio package.
›Is VAT Validator in the official MCP registry?
Yes, as io.github.OjasKord/vat-validator-mcp.