All servers · Payments & accounting

Counterfoil

com.einvoicegoblin/counterfoil · v0.45.0

New (7 days)

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Read-only (all tools declare readOnlyHint)
Capabilities declared	tools
Tool definitions	4 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

Read stored EU e-invoice rule notes and the invoice field map. Not a validator.

streamable-http · https://einvoicegoblin.com/mcp

claude mcp add --transport http counterfoil https://einvoicegoblin.com/mcp

{
  "mcpServers": {
    "counterfoil": {
      "url": "https://einvoicegoblin.com/mcp"
    }
  }
}

get_rule
Read one stored EU e-invoice rule by id. Returns the stored statement, context, test, plain reading, fix, and source URL. Does not check an invoice.
search_rules
Find stored rules by words, a BT code, or a group. Each hit returns the stored statement, plain reading, fix, and source URL. At most 100 hits. Does not check an invoice.
explain_error
Read a stored rule named in a rule id or a validator message. Returns the stored statement, plain reading, fix, and source URL when a stored rule matches. Does not check an invoice.
check_invoice
Read a UBL Invoice XML slice of at most 60000 characters. Returns the business terms that slice writes, the field-map gaps, and one stored note when BR-DE-15 finds no non-empty buyer reference (BT-10). evaluation is false: no Schematron runs. The result does not say the invoice passed. The XML is no

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