Merx — European Business Data
Verify French companies, EU VAT numbers, and legal entities from your agent while scoping B2B deals or EU market entry.
Overview
Merx is a MCP server for the Validate phase that exposes French company checks, EU VAT validation, and legal search for European business data.
What is this MCP server?
- Remote streamable-http MCP at https://mcp.merxprotocol.eu/mcp
- French company lookup, EU VAT validation, and legal search in one European business data surface
- Authenticated via X-API-Key header (request access at hello@merxprotocol.eu)
- Version 1.0.0 Merx — European Business Data title in server manifest
- GitHub: BricePourLe13/merxprotocol
- Server version 1.0.0
- Remote endpoint: https://mcp.merxprotocol.eu/mcp
- Auth: required X-API-Key header
What problem does it solve?
Founders validating EU B2B ideas waste hours manually cross-checking company registries and VAT IDs across fragmented national tools.
Who is it for?
Solo builders selling into France or the wider EU who need fast entity and VAT verification inside Claude Code or Cursor.
Skip if: US-only LLC validation with no EU footprint, or teams that need deep court filings without Merx’s supported legal search scope.
What do I get? / Deliverables
After you obtain an API key and add the remote MCP endpoint, your agent can pull Merx business and VAT facts into validation briefs and scope decisions.
- Agent-accessible French company and EU VAT validation results
- Legal search outputs embedded in validation or scope documents
Recommended MCP Servers
Journey fit
Validate is where you confirm partners, pricing, and legal footing before you commit engineering time to the wrong market. Scope covers supplier due diligence, entity checks, and tax-ID validation that shape what you agree to build or sell.
How it compares
Hosted European business-data MCP API, not a spreadsheet skill or generic web-scrape tutorial.
Common Questions / FAQ
Who is Merx for?
Indie SaaS and commerce builders who need EU company and VAT verification while validating partners, pricing, and market scope.
When should I use Merx?
During Validate when you confirm a French or EU counterparty, VAT eligibility, or legal entity details before building integrations or signing deals.
How do I add Merx to my agent?
Contact hello@merxprotocol.eu for an API key, then configure the remote MCP URL https://mcp.merxprotocol.eu/mcp with the X-API-Key header in your MCP client.