io.usefulapi/billy

up checked 2026-11-11T16:37:25.666Z

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Publisher-provided title

Billy MCP by usefulapi

Publisher-provided description

Read Billy invoices, bills, contacts, products and postings; create contacts and draft invoices.

Summary by lookupd

Reads invoices, bills, contacts, products, ledger postings and bank lines, and can create contacts and draft invoices in Billy accounting.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http billy https://billy.usefulapi.io/mcp

Codex, remote (streamable-http)

codex mcp add billy --url https://billy.usefulapi.io/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "billy": {
      "url": "https://billy.usefulapi.io/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (15 tools)

Publisher-provided text

billy_get_organization The Billy company the access token belongs to: id, name, address, registration (CVR) number, base currency, VAT settings, fiscal year, default payment terms, in
billy_list_contacts List customers and suppliers: name, type, address, CVR/registration number, EAN, payment terms, customer/supplier flags. The API has no documented search filter
billy_get_contact One contact by id, with its contact persons (names and e-mail addresses). GET /contacts/{id}.
billy_list_invoices List sales invoices and credit notes (newest first by default): number, date, due date, state (draft/approved/voided), amount, tax, balance, isPaid, contactId,
billy_get_invoice One invoice by id with its lines (product, description, quantity, unit price, amount, tax) and its payment associations. GET /invoices/{id}.
billy_list_bills List bills (purchase invoices from suppliers): supplier, dates, state (draft/approved/voided), amount, balance, isPaid, supplier invoice number. Filter by state
billy_get_bill One supplier bill by id with its lines. GET /bills/{id}.
billy_list_products List products and services usable as invoice lines: name, product number, description, sales account, archived flag. The API has no documented search filter, so
billy_get_product One product by id with its unit prices per currency. GET /products/{id}.
billy_list_accounts The chart of accounts: account number, name, group, nature, VAT rate, bank-account flag and bank details (IBAN, bank name) of bank accounts. With is_bank_accoun
billy_list_tax_rates The company's VAT rates: name, rate (as a fraction, 0.25 = 25 percent), whether it applies to sales or purchases, active flag. Paged. GET /taxRates.
billy_list_bank_lines List the bank-statement lines of ONE bank account (read only; nothing is matched or reconciled): date, description, amount, side (debit/credit), reconciled flag
billy_list_postings List ledger postings (the bookkeeping entries): date, text, account, amount, side (debit/credit), currency, voided flag. Filter by account, date or period. Read
billy_create_contact WRITE: create ONE new contact (customer and/or supplier) in the company's Billy account. It does not check for duplicates (call billy_list_contacts first) and n
billy_create_draft_invoice WRITE: create ONE invoice in the DRAFT state for an existing contact. The invoice is NOT approved, booked, numbered into the ledger or sent: the user reviews it

Details

Version: 1.24.3
Transports: streamable-http
Uptime (7 days): 100%
Median latency: 646 ms
First indexed: 2026-11-01T10:03:47.823Z
Last seen in registry: 2026-11-11T00:17:20.446Z
Repository: https://github.com/m190/usefulapi-mcp
Website: https://usefulapi.io/billy/

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Last crawl: 2026-11-11T16:39:06.253Z
API base: https://api.lookupd.com
MCP URL: https://api.lookupd.com/mcp