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lexoffice API changelog

We check lexoffice's developer changelog every day, because we run production integrations on the lexoffice API. This page lists the 3 changes we have recorded since monitoring started on 26 March 2026, newest first.

In short

No breaking changes or deprecations in the lexoffice API in the last 90 days.

0 Breaking, 90 days
0 Deprecations, 90 days
3 Changes on record
Last checked
Official lexoffice changelog ↗ RSS feed: lexoffice API changes All lexoffice integrations →

lexoffice API changes

Labels are assigned automatically. Check the vendor's note before planning work around an entry.

March 2026

  1. Other

    API Rate Limits Documentation

    API implements token bucket algorithm with a limit of 2 requests per second across all endpoints, with independent rate limits for the authorization server.

  2. New feature

    Salutation Field Made Optional for Contacts

    The 'salutation' field for both company contact persons and individual persons is now optional (previously required) when creating contacts.

May 2025

  1. Breaking · detected 26 Mar 2026

    API Gateway URL Migration from lexoffice to Lexware

    API Gateway domain changed on May 26, 2025 from previous URL to https://api.lexware.io; old URL available until December 2025 but new URL should be used immediately for all integrations.

Frequently asked questions

Has the lexoffice API had breaking changes recently?
Not in the last 90 days, as far as lexoffice's changelog and our daily checks show.
How often does the lexoffice API change?
We have too little history on lexoffice yet to say.
Where is the official lexoffice API changelog?
lexoffice publishes it at https://developers.lexware.io/docs/. This page follows it daily and dates each entry.
How do I get notified about lexoffice API changes?
Subscribe to this page's RSS feed (https://seamless.engineering/api-changelog/lexoffice/rss.xml). If you would rather have someone act on them, we operate lexoffice integrations and handle changes like these before they reach production.

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