Use InvoiceXpress with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Manage invoicing via InvoiceXpress. create clients, track payments, and manage invoices and estimates in Portugal.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 16 capabilities
The complete InvoiceXpress capability set.
These are the exact actions your AI can choose when you ask it to work with InvoiceXpress.
01-04
4 capabilities in this set.
Part of 16 available through InvoiceXpress.
- 01
Create item
Precisas sempre de um ID de taxa legal (consulta a ferramenta list_taxes previamente). Criar um novo artigo ou serviço para ser faturado
- 02
Get invoice
Obter todos os detalhes e o link PDF de uma fatura
- 03
List clients
Listar todos os clientes registados no InvoiceXpress
- 04
List credit notes
Listar todas as notas de crédito (devolução / acerto)
05-08
4 capabilities in this set.
Part of 16 available through InvoiceXpress.
- 05
List estimates
Listar todos os orçamentos emitidos de forma paginada
- 06
List receipts
Listar todos os recibos de pagamento de clientes
- 07
List sequences
Listar as séries de faturas ativas, ex: FT 2026/
- 08
Update client
Só os parâmetros enviados serão substituídos, os restantes mantêm-se inalterados. Atualizar os dados demográficos de um cliente existente
09-12
4 capabilities in this set.
Part of 16 available through InvoiceXpress.
- 09
List items
Listar todos os artigos e serviços configurados no InvoiceXpress
- 10
Find client
Pesquisar um cliente pelo nome empresarial
- 11
Get client
Obter detalhes completos de um cliente pelo seu ID
- 12
Create client
Se não for fornecido um NIF, usa o valor Consumer (ou similar requerido pelo portal). Registar um novo cliente no InvoiceXpress com dados fiscais completos
13-16
4 capabilities in this set.
Part of 16 available through InvoiceXpress.
- 13
Get item
Obter detalhes de um artigo ou serviço pelo seu ID
- 14
List invoices
Listar todas as faturas emitidas
- 15
List guides
Listar guias de transporte
- 16
List taxes
Listar as taxas de IVA e isenções ativas na conta
Observed, not estimated
943ms average. Fast in production.
InvoiceXpress is checked daily against the live service.
- Fastest day
- 824ms
- Slowest day
- 1220ms
- 14-day trend
- Slowing+17%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 16 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of InvoiceXpress, so you can see the experience inside your AI.
It does not authenticate your account with InvoiceXpress. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
InvoiceXpress Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_Y79sWMz83EJs6EOkKf59gGsATmLtyafmTRpGhsg4/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — InvoiceXpress capabilities are ready to use.
{
"mcpServers": {
"invoicexpress-online-invoicing-mcp": {
"url": "https://edge.vinkius.com/vk_preview_Y79sWMz83EJs6EOkKf59gGsATmLtyafmTRpGhsg4/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions InvoiceXpress owners ask.
- 01
Can I see the signed PDF of an invoice through my agent?
Yes. Use the get_invoice capability with a specific Invoice ID. Your agent will return all document details along with a permalink to the signed PDF, allowing you to view or share the official fiscal document instantly.
- 02
How do I find a client by their company name?
The find_client capability allows you to search for a client directly by their business name. This is perfect for locating a client profile when you don't have their numerical ID handy.
- 03
Can I list the VAT rates available in my account?
Absolutely. Use the list_taxes capability to enumerate all VAT rates and exemptions configured in your InvoiceXpress account. Your agent will show the official AT mapping, which is essential before creating new items or invoices.
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