InvoiceXpress (Online Invoicing) MCP Server for Mastra AI 16 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect InvoiceXpress (Online Invoicing) through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.
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Vinkius supports streamable HTTP and SSE.
import { Agent } from "@mastra/core/agent";
import { createMCPClient } from "@mastra/mcp";
import { openai } from "@ai-sdk/openai";
async function main() {
// Your Vinkius token. get it at cloud.vinkius.com
const mcpClient = await createMCPClient({
servers: {
"invoicexpress-online-invoicing": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "InvoiceXpress (Online Invoicing) Agent",
instructions:
"You help users interact with InvoiceXpress (Online Invoicing) " +
"using 16 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with InvoiceXpress (Online Invoicing)?"
);
console.log(result.text);
}
main();
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About InvoiceXpress (Online Invoicing) MCP Server
Connect your InvoiceXpress account to any AI agent and take full control of your certified invoicing and client management in Portugal through natural conversation.
Mastra's agent abstraction provides a clean separation between LLM logic and InvoiceXpress (Online Invoicing) tool infrastructure. Connect 16 tools through Vinkius and use Mastra's built-in workflow engine to chain tool calls with conditional logic, retries, and parallel execution. deployable to any Node.js host in one command.
What you can do
- Client Management — List all registered clients and retrieve detailed fiscal data including NIF/NIPC identifiers, addresses, and contact histories directly from your agent
- Invoice Lifecycle — Browse issued invoices and receipts, and access detailed line items and tax breakdowns for each document securely
- Estimate & Quotes — List and retrieve estimates and pro-forma invoices to monitor your sales pipeline and pending business proposals
- Item Inventory — Manage your catalog of faturable articles and services, including unit prices and associated VAT rates (IVA)
- Fiscal Compliance — Audit tax rates and exemptions active in your account to ensure mapping with official AT (Autoridade Tributária) tables
- Digital Delivery — Access permalinks to signed PDF documents for easy sharing and visual verification of fiscal items
The InvoiceXpress (Online Invoicing) MCP Server exposes 16 tools through the Vinkius. Connect it to Mastra AI in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect InvoiceXpress (Online Invoicing) to Mastra AI via MCP
Follow these steps to integrate the InvoiceXpress (Online Invoicing) MCP Server with Mastra AI.
Install dependencies
Run npm install @mastra/core @mastra/mcp @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save to agent.ts and run with npx tsx agent.ts
Explore tools
Mastra discovers 16 tools from InvoiceXpress (Online Invoicing) via MCP
Why Use Mastra AI with the InvoiceXpress (Online Invoicing) MCP Server
Mastra AI provides unique advantages when paired with InvoiceXpress (Online Invoicing) through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add InvoiceXpress (Online Invoicing) without touching business code
Built-in workflow engine chains MCP tool calls with conditional logic, retries, and parallel execution for complex automation
TypeScript-native: full type inference for every InvoiceXpress (Online Invoicing) tool response with IDE autocomplete and compile-time checks
One-command deployment to any Node.js host. Vercel, Railway, Fly.io, or your own infrastructure
InvoiceXpress (Online Invoicing) + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the InvoiceXpress (Online Invoicing) MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query InvoiceXpress (Online Invoicing), process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed InvoiceXpress (Online Invoicing) as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query InvoiceXpress (Online Invoicing) on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using InvoiceXpress (Online Invoicing) tools alongside other MCP servers
InvoiceXpress (Online Invoicing) MCP Tools for Mastra AI (16)
These 16 tools become available when you connect InvoiceXpress (Online Invoicing) to Mastra AI via MCP:
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
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
find_client
Pesquisar um cliente pelo nome empresarial
get_client
Obter detalhes completos de um cliente pelo seu ID
get_invoice
Obter todos os detalhes e o link PDF de uma fatura
get_item
Obter detalhes de um artigo ou serviço pelo seu ID
list_clients
Listar todos os clientes registados no InvoiceXpress
list_credit_notes
Listar todas as notas de crédito (devolução / acerto)
list_estimates
Listar todos os orçamentos emitidos de forma paginada
list_guides
Listar guias de transporte
list_invoices
Listar todas as faturas emitidas
list_items
Listar todos os artigos e serviços configurados no InvoiceXpress
list_receipts
Listar todos os recibos de pagamento de clientes
list_sequences
Listar as séries de faturas ativas, ex: FT 2026/
list_taxes
Listar as taxas de IVA e isenções ativas na conta
update_client
Só os parâmetros enviados serão substituídos, os restantes mantêm-se inalterados. Atualizar os dados demográficos de um cliente existente
Example Prompts for InvoiceXpress (Online Invoicing) in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with InvoiceXpress (Online Invoicing) immediately.
"List the last 5 invoices from InvoiceXpress"
"Search for a client named 'TechPorto'"
"What are the active VAT rates in my account?"
Troubleshooting InvoiceXpress (Online Invoicing) MCP Server with Mastra AI
Common issues when connecting InvoiceXpress (Online Invoicing) to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpInvoiceXpress (Online Invoicing) + Mastra AI FAQ
Common questions about integrating InvoiceXpress (Online Invoicing) MCP Server with Mastra AI.
How does Mastra AI connect to MCP servers?
MCPClient with the server URL and pass it to your agent. Mastra discovers all tools and makes them available with full TypeScript types.Can Mastra agents use tools from multiple servers?
Does Mastra support workflow orchestration?
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Connect InvoiceXpress (Online Invoicing) to Mastra AI
Get your token, paste the configuration, and start using 16 tools in under 2 minutes. No API key management needed.