Facturx Mcp

@SamDreamsMaker

About Facturx Mcp

Open-source MCP server for generating, validating, and parsing Factur-X electronic invoices (EN 16931). Designed to be controlled by AI assistants, with automated tax calculations and compliance-ready workflows.

#invoicing #france #factur-x #chorus-pro #b2b #accounting #en16931

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Overview

What is Facturx Mcp?

Facturx Mcp is an MCP server for electronic invoicing that generates, validates, and submits Factur‑X invoices compliant with EN 16931 and the French B2B 2026 reform, directly from Claude.

How to use Facturx Mcp?

Install with npm install -g facturx-mcp, then add the server configuration to Claude Desktop’s JSON config file. Optionally set FACTURX_LICENSE_KEY for Pro features or leave it unset for the free tier (10 generations/day).

Key features of Facturx Mcp

Generate valid Factur‑X XML (EN 16931)
Validate invoice data before generation
Parse existing Factur‑X XML files
Create PDF with embedded XML (Pro plan)
Submit invoices to Chorus Pro (Pro plan)
Supports EN 16931, ZUGFeRD 2.x, and French B2B reform

Use cases of Facturx Mcp

Generate a monthly service invoice with itemised hours and VAT
Validate an existing Factur‑X XML before sending it to a client
Submit a B2G invoice to Chorus Pro (France)
Extract embedded XML from a PDF invoice (Pro)
Prepare invoices for the French e‑invoicing mandate (September 2026)

FAQ from Facturx Mcp

Is a license key required?

No. Without a key, the free tier is active (10 generations/day). A Pro license key (FTRX-...) unlocks unlimited generations and Chorus Pro features.

What pricing plans are available?

Free (10 generations/day, basic tools), Pro (€9.99/month, unlimited tools + Chorus Pro), Enterprise (€49.99/month, multi‑account Chorus Pro + priority support).

Which invoice standards are supported?

EN 16931, Factur‑X profiles (MINIMUM, BASIC, EN_16931, EXTENDED), ZUGFeRD 2.x (Germany), and the French B2B e‑invoicing reform (September 2026).

Does Facturx Mcp integrate with Chorus Pro?

Yes, on the Pro plan. Set CHORUS_CLIENT_ID, CHORUS_CLIENT_SECRET, CHORUS_LOGIN, and CHORUS_PASSWORD. The sandbox is enabled by default.

What tools are available for free?

facturx_generate (up to 10/day), facturx_validate, facturx_parse, and facturx_compute_totals. PDF and Chorus Pro tools require the Pro plan.

Frequently asked questions

Is a license key required?

No. Without a key, the free tier is active (10 generations/day). A Pro license key (`FTRX-...`) unlocks unlimited generations and Chorus Pro features.

What pricing plans are available?

Free (10 generations/day, basic tools), Pro (€9.99/month, unlimited tools + Chorus Pro), Enterprise (€49.99/month, multi‑account Chorus Pro + priority support).

Which invoice standards are supported?

EN 16931, Factur‑X profiles (MINIMUM, BASIC, EN_16931, EXTENDED), ZUGFeRD 2.x (Germany), and the French B2B e‑invoicing reform (September 2026).

Does Facturx Mcp integrate with Chorus Pro?

Yes, on the Pro plan. Set `CHORUS_CLIENT_ID`, `CHORUS_CLIENT_SECRET`, `CHORUS_LOGIN`, and `CHORUS_PASSWORD`. The sandbox is enabled by default.

What tools are available for free?

`facturx_generate` (up to 10/day), `facturx_validate`, `facturx_parse`, and `facturx_compute_totals`. PDF and Chorus Pro tools require the Pro plan.

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