Lexware Office (Accounting & Invoicing) MCP Server for OpenAI Agents SDK 14 tools — connect in under 2 minutes
The OpenAI Agents SDK enables production-grade agent workflows in Python. Connect Lexware Office (Accounting & Invoicing) through the Vinkius and your agents gain typed, auto-discovered tools with built-in guardrails — no manual schema definitions required.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
import asyncio
from agents import Agent, Runner
from agents.mcp import MCPServerStreamableHttp
async def main():
# Your Vinkius token — get it at cloud.vinkius.com
async with MCPServerStreamableHttp(
url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
) as mcp_server:
agent = Agent(
name="Lexware Office (Accounting & Invoicing) Assistant",
instructions=(
"You help users interact with Lexware Office (Accounting & Invoicing). "
"You have access to 14 tools."
),
mcp_servers=[mcp_server],
)
result = await Runner.run(
agent, "List all available tools from Lexware Office (Accounting & Invoicing)"
)
print(result.final_output)
asyncio.run(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 Lexware Office (Accounting & Invoicing) MCP Server
Connect your Lexware Office (lexoffice) account to any AI agent and take full control of your cloud-based accounting and invoicing through natural conversation.
The OpenAI Agents SDK auto-discovers all 14 tools from Lexware Office (Accounting & Invoicing) through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns — chain multiple agents where one queries Lexware Office (Accounting & Invoicing), another analyzes results, and a third generates reports, all orchestrated through the Vinkius.
What you can do
- Contact Management — List and structure all business contacts (customers, vendors) and create new records with precise role assignments directly from your agent
- Invoice Lifecycle — Browse chronologically sorted invoices and retrieve detailed line items, VAT breakdowns, and payment statuses securely
- Accounting Vouchers — Access a unified stream of all recorded vouchers, including expenses, revenue, and credit notes for easy bookkeeping audits
- Sales Pipeline — List and inspect quotations, order confirmations, and delivery notes to monitor your sales and logistics workflow
- Financial Configuration — Query global payment conditions and posting categories to ensure accurate account mapping and tax compliance
- Credit Notes Audit — Retrieve exact amount details and positions for credit notes to manage cancellations and financial corrections efficiently
The Lexware Office (Accounting & Invoicing) MCP Server exposes 14 tools through the Vinkius. Connect it to OpenAI Agents SDK 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 Lexware Office (Accounting & Invoicing) to OpenAI Agents SDK via MCP
Follow these steps to integrate the Lexware Office (Accounting & Invoicing) MCP Server with OpenAI Agents SDK.
Install the SDK
Run pip install openai-agents in your Python environment
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token from cloud.vinkius.com
Run the script
Save the code above and run it: python agent.py
Explore tools
The agent will automatically discover 14 tools from Lexware Office (Accounting & Invoicing)
Why Use OpenAI Agents SDK with the Lexware Office (Accounting & Invoicing) MCP Server
OpenAI Agents SDK provides unique advantages when paired with Lexware Office (Accounting & Invoicing) through the Model Context Protocol.
Native MCP integration via `MCPServerSse` — pass the URL and the SDK auto-discovers all tools with full type safety
Built-in guardrails, tracing, and handoff patterns let you build production-grade agents without reinventing safety infrastructure
Lightweight and composable: chain multiple agents and MCP servers in a single pipeline with minimal boilerplate
First-party OpenAI support ensures optimal compatibility with GPT models for tool calling and structured output
Lexware Office (Accounting & Invoicing) + OpenAI Agents SDK Use Cases
Practical scenarios where OpenAI Agents SDK combined with the Lexware Office (Accounting & Invoicing) MCP Server delivers measurable value.
Automated workflows: build agents that query Lexware Office (Accounting & Invoicing), process the data, and trigger follow-up actions autonomously
Multi-agent orchestration: create specialist agents — one queries Lexware Office (Accounting & Invoicing), another analyzes results, a third generates reports
Data enrichment pipelines: stream data through Lexware Office (Accounting & Invoicing) tools and transform it with OpenAI models in a single async loop
Customer support bots: agents query Lexware Office (Accounting & Invoicing) to resolve tickets, look up records, and update statuses without human intervention
Lexware Office (Accounting & Invoicing) MCP Tools for OpenAI Agents SDK (14)
These 14 tools become available when you connect Lexware Office (Accounting & Invoicing) to OpenAI Agents SDK via MCP:
create_contact
Berücksichtigt hierbei standardisierte Formatierung für Kontaktpersonen (Vorname Nachname) und Rollenzuweisungen. Neuen Geschäftsdatensatz (Kunde oder Lieferant) in Lexoffice anlegen
get_contact
Detaillierte Kontaktinformationen eines Kunden oder Lieferanten abrufen
get_credit_note
Exakte Betragsdetails und Positionen einer spezifischen Gutschrift abfragen
get_invoice
-Beträge (Steuer), Netto-/Bruttosummen sowie Statusverknüpfungen (bezahlt, offen, mahnend). Detaillierte Informationen sowie Positionen einer bestimmten Rechnung abrufen
get_quotation
Umfangreiche Einzelheiten (Beträge, Positionen) eines bestimmten Angebots betrachten
list_contacts
Nützlich zur Verwaltung der Stammdaten. Alle Kontakte (Kunden, Lieferanten) in Lexoffice strukturieren und auflisten
list_credit_notes
Gutschriftsbelegen zur buchhalterischen Prüfung nach Datum absteigend strukturiert. Historie aller in Lexoffice verzeichneten Gutschriften anzeigen
list_delivery_notes
Sammlung ausgestellter Lieferscheine (Versanddokumente) abrufen
list_invoices
Verwendet standardmäßig die paginierte Ansicht. Alle abgerechneten Rechnungen auflisten, chronologisch sortiert
list_order_confirmations
Strukturiertes Register aller bisherigen Auftragsbestätigungen aufrufen
list_payment_conditions
Stammdaten zu global hinterlegten Zahlungsbedingungen (Zahlungsziele, Skonto) abfragen
list_posting_categories
Dies regelt in der Zuordnung, auf welches DATEV- oder Interne-Konto ein Vorfall verbucht wird. Definierte Buchungskategorien / Kontorahmen für Einnahmen und Ausgaben anzeigen
list_quotations
Zusammenstellung offener und abgeschlossener Angebote auflisten
list_vouchers
Deckt Rechnungen, Gutschriften und Ausgaben in einem gebündelten Datenstrom ab. Gesamtübersicht aller Arten verbuchter Belege (Ausgaben, Einnahmen) betrachten
Example Prompts for Lexware Office (Accounting & Invoicing) in OpenAI Agents SDK
Ready-to-use prompts you can give your OpenAI Agents SDK agent to start working with Lexware Office (Accounting & Invoicing) immediately.
"List the last 5 invoices from Lexware Office"
"Show me the details for contact 'TechGmbH' (ID: cont-123)"
"What are my current payment conditions?"
Troubleshooting Lexware Office (Accounting & Invoicing) MCP Server with OpenAI Agents SDK
Common issues when connecting Lexware Office (Accounting & Invoicing) to OpenAI Agents SDK through the Vinkius, and how to resolve them.
MCPServerStreamableHttp not found
pip install --upgrade openai-agentsAgent not calling tools
Lexware Office (Accounting & Invoicing) + OpenAI Agents SDK FAQ
Common questions about integrating Lexware Office (Accounting & Invoicing) MCP Server with OpenAI Agents SDK.
How does the OpenAI Agents SDK connect to MCP?
MCPServerSse(url=...) to create a server connection. The SDK auto-discovers all tools and makes them available to your agent with full type information.Can I use multiple MCP servers in one agent?
MCPServerSse instances to the agent constructor. The agent can use tools from all connected servers within a single run.Does the SDK support streaming responses?
Connect Lexware Office (Accounting & Invoicing) with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect Lexware Office (Accounting & Invoicing) to OpenAI Agents SDK
Get your token, paste the configuration, and start using 14 tools in under 2 minutes. No API key management needed.