MCP server

Merx — European Business Data

io.github.BricePourLe13/merx

Checked 26 Oct 2026, 08:29 UTC · It answered and asked for a sign-in

European business data — French company check, EU VAT validation, legal search.

Needs an API key

https://mcp.merxprotocol.eu/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Needs an API key
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http merx https://mcp.merxprotocol.eu/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.merx]
url = "https://mcp.merxprotocol.eu/mcp"

Gemini CLI

{"mcpServers":{"merx":{"httpUrl":"https://mcp.merxprotocol.eu/mcp"}}}

Cursor

{"mcpServers":{"merx":{"url":"https://mcp.merxprotocol.eu/mcp"}}}

VS Code

{"servers":{"merx":{"type":"http","url":"https://mcp.merxprotocol.eu/mcp"}}}

Antigravity

agy mcp add merx https://mcp.merxprotocol.eu/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"merx","server_url":"https://mcp.merxprotocol.eu/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"merx","server_url":"https://mcp.merxprotocol.eu/mcp"}

Needs an API key or token from its maker, usually added as a header in the setup.

Sirenic
Official French and European company data for AI agents, paid per call (x402) or by API key.
French Due Diligence
Keyless French company checks (Sirene, BODACC, VIES, sanctions), DPE compliance, product recalls
Insee
INSEE MCP — France's SIRENE business registry (INSEE).
Eu Verify
European business verification for AI agents: registry, VAT, sanctions, IBAN. Pay-per-call x402.
US Company Intelligence for AI Agents (SEC EDGAR, x402)
SEC EDGAR company briefs for agents: cited synthesis, XBRL metrics. x402/USDC, no account.
Entyrix
KYB data from 23 European business registries — company briefs, financials, ownership, AML screening
Agentdata Nl
x402-paid tools: EU company & sanctions data, web search, LLM chat, crypto intel, x402 monitoring.
Skowron Compliance Gateway
OFAC, LEI, EU VAT, AI Act, and company compliance preflight for agents.

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