# 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.

- [Official lexoffice changelog](https://developers.lexware.io/docs/)
- [RSS feed: lexoffice API changes](https://seamless.engineering/api-changelog/lexoffice/rss.xml)
- [All lexoffice integrations](https://seamless.engineering/integrations/lexoffice/)

## lexoffice API changes

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

### March 2026

- **API Rate Limits Documentation** (Other, 26 Mar 2026): API implements token bucket algorithm with a limit of 2 requests per second across all endpoints, with independent rate limits for the authorization server.
- **Salutation Field Made Optional for Contacts** (New feature, 26 Mar 2026): The 'salutation' field for both company contact persons and individual persons is now optional (previously required) when creating contacts.

### May 2025

- **API Gateway URL Migration from lexoffice to Lexware** (Breaking, 26 May 2025): 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.

## Other APIs we monitor

- [Airtable](https://seamless.engineering/api-changelog/airtable/)
- [Brevo](https://seamless.engineering/api-changelog/brevo/)
- [DATEV](https://seamless.engineering/api-changelog/datev/)
- [Discord](https://seamless.engineering/api-changelog/discord/)
- [Google Sheets](https://seamless.engineering/api-changelog/google-sheets/)
- [HubSpot](https://seamless.engineering/api-changelog/hubspot/)
- [Jira Cloud](https://seamless.engineering/api-changelog/jira/)
- [Linear](https://seamless.engineering/api-changelog/linear/)
- [Monday.com](https://seamless.engineering/api-changelog/monday/)
- [Notion](https://seamless.engineering/api-changelog/notion/)
- [Personio](https://seamless.engineering/api-changelog/personio/)
- [Pinterest API](https://seamless.engineering/api-changelog/pinterest/)
- [Pipedrive](https://seamless.engineering/api-changelog/pipedrive/)
- [Salesforce](https://seamless.engineering/api-changelog/salesforce/)
- [Shopify](https://seamless.engineering/api-changelog/shopify/)
- [Slack](https://seamless.engineering/api-changelog/slack/)
- [Stripe](https://seamless.engineering/api-changelog/stripe/)
- [Xentral](https://seamless.engineering/api-changelog/xentral/)
- [Zendesk](https://seamless.engineering/api-changelog/zendesk/)

## 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.

## Request a scoping call

We watch lexoffice because we run integrations on it. If one of yours depends on lexoffice, we can take it over: build it properly, operate it, and fix it when lexoffice changes, before your data is affected. Fixed-price scoping quote within 48 hours.

- Email: hello@seamless.engineering
- Contact form: https://seamless.engineering/#contact