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April 2026

New asynchronous endpoints

We released new asynchronous versions of two endpoints, so that you can post your data to DATEV without concerns about refresh token race conditions or rate-limits

Signed authentication callbacks

We implemented signed authentication callbacks, so that you can be certain that your callbacks originate from your platform and not a malicious actor. More details here

New endpoints:

Exact Online

Buchhaltungsbutler

sevdesk

Last modified on June 9, 2026