What is the Dropbox Fax API rate limit
Updated Nov 25, 2025
In this article
The information in this article applies to all customers on Dropbox Fax plans.
Note: The Dropbox Fax endpoints have changed from v1 to v3. The v1 endpoints will no longer being maintained. Learn more about the migration to the new v3 endpoints and the benefits for developers.
Dropbox fax users have a limit of 200 pending faxes per day. If you reach that limit, you'll receive a 429 error:
Error sending fax. Status: 429; Message: Please wait. You already have at least 200 transmissions that are currently pending or transmitting.Community answers
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