REST API v1 & MCP Protocol Live

Pan-European Tax Infrastructure for AI Agents & Developers

Sub-100ms VIES & HMRC entity verification, real-time TEDB rate determinations, and cryptographic Art. 196 reverse-charge certificates. Built for Claude Code, Cursor, and automated B2B checkouts.

Generate Free API Key → Credit Packs & Pricing View MCP Config

60 req/min Free Anonymous Tier

Native MCP JSON-RPC 2.0 Stream

27 EU + UK Official Authority Sync

POST /api/v1/public/reverse-charge

200 OK

// Request

curl -X POST https://snapshot.vat.support/api/v1/public/reverse-charge   -H "Content-Type: application/json"   -H "X-API-Key: vatsup_live_..."   -d '{"supplier_country": "DE", "customer_country": "FR", "customer_vat_id": "FR12345678901"}'

// Response (Sub-85ms)

{
  "verdict": "ELIGIBLE",
  "legal_article": "Art. 196 EU VAT Directive",
  "rate_applied": 0.0,
  "customer_vies": {
    "valid": true,
    "company": "SOCIETE COMMERCIALE SAS",
    "consultation_number": "WAPIAE9281X"
  },
  "audit_token": "0x9f8c...3a1"
}

Instant Developer Access

Get Your API Key in 5 Seconds

No credit card required. Instantly receive 20 free evaluation credits with access to both the REST endpoints and the MCP server.

Native Model Context Protocol

Plug Pan-European Tax Intelligence into Your AI Agents

Connect your Claude Desktop, Cursor IDE, or custom agent runtime directly to VAT.SUPPORT via MCP streamable HTTP. Agents can autonomously query statutory rates, validate counterparties, and generate zero-rated tax exemption determinations during automated workflow runs.

✓

`tools/vat_number_check`

Validates corporate VAT IDs against official VIES/HMRC servers with caching and sanitize fallback.

✓

`tools/reverse_charge_certificate`

Generates legal verdicts under Art. 44 & 196 of Council Directive 2006/112/EC for cross-border invoices.

✓

`tools/vat_rate`

Extracts official standard, reduced, parking, and super-reduced rates synced from the European Commission.

claude_desktop_config.json MCP Streamable HTTP

{
  "mcpServers": {
    "vat-support": {
      "url": "https://vat.support/api/mcp",
      "transport": "streamable-http"
    }
  }
}

Prepaid Credit Packs

Instant Top-Up. Direct Bank-Grade Stripe Checkout.

Built for automated agent waterfalls and high-frequency checkouts. No recurring subscription lock-in. Credits never expire.

Starter Pack

€9 / one-time

1,000 API Calls

✓ Full REST API + MCP Tool Access
✓ Live VIES & HMRC Lookups
✓ Art. 196 Reverse Charge Certificates
✓ Never Expires · Instant delivery

€69 / one-time

10,000 API Calls (€0.0069 / call)

✓ Everything in Starter
✓ High-concurrency throughput
✓ Webhook & bulk lookup access
✓ Priority EU server connection

Enterprise Scale

€499 / one-time

100,000 API Calls (€0.0049 / call)

✓ Dedicated SLA & Support Channel
✓ ViDA E-Invoicing Data Export
✓ Custom ERP & Billing Integrations
✓ Quarterly statutory tax audit review