Supplier invoices to draft Xero bills per job, for UK trades' AI assistants (test mode)
Connect Remote server
claude mcp add --transport http supplier-invoice-tool https://supplier-invoice-tool.nerolabs.workers.dev/mcp
{
"mcpServers": {
"supplier-invoice-tool": {
"url": "https://supplier-invoice-tool.nerolabs.workers.dev/mcp"
}
}
}
{
"servers": {
"supplier-invoice-tool": {
"type": "http",
"url": "https://supplier-invoice-tool.nerolabs.workers.dev/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://supplier-invoice-tool.nerolabs.workers.dev/mcp
Tools 14 found in our last check
create_trade_accountStart here, once per business. Creates the trade's invoice book and returns an API key to send as "Authorization: Bearer <key>" on every other call. Test mode: free, nothing is charged. The same identity (company number) can later sign the trade into Nero Work without a new sign…
get_accountThe trade's account, settings and Nero identity.
update_settingsChange how job references are read and how bills are entered in Xero.
add_supplier_invoicesAdd supplier invoices to the book: raw emails with PDF attachments, PDFs (text or scanned), photos, or pasted text, up to 25 per call. Each is read, checked against its own printed total, given its job reference, kept with its original, and checked for price changes against earl…
month_summaryThe month at a glance: one draft bill per supplier with a line per job (net, VAT and which invoices), invoices held back to check, lines with no job reference, and price changes with the extra cost they caused. Includes the exact Xero payloads. Sends nothing.
list_invoicesEvery invoice in the book for a month, with its lines, status and any problems.
price_alertsPrice changes on the same product code from the same supplier this month, in date order, and the extra they cost.
get_originalA private link to the original email, PDF or scan of one invoice, to show the trade.
assign_job_referencePut an invoice (or some of its lines) on a job, when the supplier left the reference off or it was wrong.
review_invoiceFor an invoice held back as needs_check: accept it as read (it then goes on the bill), or remove it (for example to add a corrected copy). Ask the trade first.
connect_xeroA link for the trade to open and sign in to Xero. Test mode: only a Xero Demo Company can be connected.
xero_statusWhether Xero is connected, and to which organisation.
push_bills_to_xeroPut the month's bills into Xero as DRAFT bills, one per supplier, one line per job, with the original invoices attached. Without send: true it is a dry run that shows what would be sent. Running it again updates the same draft (no duplicates). A bill the trade has already approv…
disconnect_xeroForget the Xero connection. Nothing in Xero is changed.
Details
| Endpoint | https://supplier-invoice-tool.nerolabs.workers.dev/mcp (Streamable HTTP) |
| First published | 13 Nov 2026 |
| Last updated | 13 Nov 2026 |
| Registry name | io.github.Nero-Engine/supplier-invoice-tool |
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