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Integration

Lexware Office

German cloud accounting: invoices, bookkeeping and payroll. Your client pastes their Lexware Office key once, and your agent or your code works with their access.

Accounting

About Lexware Office

Through Operate As, your agent, n8n workflow or code works in Lexware Office with your client's own access. Your client pastes their API key from Lexware Office once. We store it encrypted, so it never sits in an email or a shared doc. Your agent reaches any endpoint of Lexware Office's API through the request tool, with the client's access attached.

Common uses in Accounting

  • Create invoices and record payments
  • Match transactions and chase overdue bills
  • Pull numbers for a monthly report

Lexware Office

Lexware Office · Accounting

API key

German cloud accounting: invoices, bookkeeping and payroll

The client pastes their API key from Lexware Office's settings. We store it encrypted.

Tested against Lexware Office's live API.

Building with Lexware Office? The docs have setup steps and code for every tool.

Open the Lexware Office docs

Tools

Your agent calls any endpoint of Lexware Office's API with the request tool, with the client's access attached.

Base URL for request

https://api.lexware.io/v1

  • request

    HTTPS ANY /v1/clients/{clientId}/lexware-office/{path}

    Any endpoint of Lexware Office's own API, with the client's access attached.

    servicestringrequired
    This service: lexware-office
    methodstringrequired
    GET, POST, PUT, PATCH or DELETE
    pathstringrequired
    The path under https://api.lexware.io/v1
    queryobjectoptional
    Query parameters
    bodyobjectoptional
    A JSON body

Over MCP every tool also takes client_id, from list_clients. Over HTTPS send it as clientId to https://api.operate.as/v1.

What the client approves

  • Use the Lexware Office key you paste, with only the access you gave that key

Get started

Send your next client one link

Add a client, select the services, copy the link. You'll get an email the moment their access is ready. Start free, no card required. Paid plans are one flat monthly price, and a busy month never takes your agents offline.