I’m registering users for a webinar via API, and i’m getting intermittent 429 errors stating “You have exceeded the daily rate limit of (3) for Add a webinar registrant API requests for the registrant ( user@example.com ). You can resume these API requests at GMT 00:00:00.” I have confirmed the user…

[image] Chun Siong: @Aaron5 I’ve checked those tracking ID, they have the same error. The error is due to >3 registrations (add/update) request for the same user for the same webinar within the same day. Rate limits - API - Zoom Developer Docs Thank you for looking into it. It seems that th…

429 error for user who is not registered

API and Webhooks

elisa.zoom (Elisa) February 23, 2026, 2:19pm 9

Hi @Aaron5
Thanks @desautelsj for jumping in here and for you valuable help!!!
I have created an Engineering ticket to look into this since I am not able to reproduce this on my end.

The updates will be posted in this thread

Topic		Replies	Views
You have exceeded the daily rate limit of (3) - code 429 Web	2	931	March 15, 2023
Some small issue about the api [POST /webinars/{webinarId}/registrants] Webinars api	4	506	May 3, 2023
Webinar - Wrong Rate Limit applied Webinars api	9	1345	January 6, 2025
Webinar Rate Limit issue Webinars rate-limits , api	3	181	May 23, 2024
Error code 429 : exceeded the daily rate limit of (3) API and Webhooks	4	3258	March 19, 2022

429 error for user who is not registered

Related topics