README Excerpt
**MCP (Model Context Protocol) server for the [InvoiceXpress API V2](https://invoicexpress.com/api-v2/documentation/getting-started/).** Lets [Claude Code](https://docs.claude.com/en/docs/claude-code/overview) — and any other MCP-aware client — operate the Portuguese invoicing platform directly: create invoices, finalise, email customers, generate PDFs, register payments, export SAF-T, and more.
Tools (20)
AuthenticationErrorBadRequestErrorINVOICE_EXPRESS_ACCOUNT_NAMEINVOICE_EXPRESS_API_KEYINVOICE_EXPRESS_LOG_LEVELINVOICE_EXPRESS_RETRY_BACKOFF_MSINVOICE_EXPRESS_RETRY_TIMESINVOICE_EXPRESS_TIMEOUTNotFoundErrorRateLimitErrorServerErrorValidationErrorchange_document_statecreate_clientcreate_estimatecreate_guidecreate_invoicecreate_invoice_workflowcreate_itemcreate_purchase_order