Webinar Registrants different result than CSV Export

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The Webinar Registrant API (https://marketplace.zoom.us/docs/api-reference/zoom-api/webinars/webinarregistrants ) shows a different result than the Registrant CSV File Export
for Webinar ID 97973856177.
The API result is only 1 registrant.
The CSV File shows 3 different registrants.

no error message - just a different result.

Which App Type (OAuth / Chatbot / JWT / Webhook)?
JSON Web Tokens (JWT)

Which Endpoint/s?
Using API GET # /webinars/{webinarId}/registrants

How To Reproduce (If applicable)
Steps to reproduce the behavior:

  1. Request URL / Headers (without credentials) / Body

curl --location --request GET ‘https://api.zoom.us/v2/webinars/97973856177/registrants?page_size=100&page_number=1
–header ‘Accept: application/json, application/xml’
–header ‘Content-Type: application/json’
–header ‘Authorization: Bearer myJWTokenhere’

& CSV Export via GUI: Registration Report, Report Generated:,“Apr 20, 2021 10:23 AM”
2. See error: different results

Screenshots (If applicable)
If applicable, add screenshots to help explain your problem.
Can not share content of the file and the API public as this is confidential customer data. Please message me private for data details.

Additional context
Add any other context about the problem here.

Hi, @sven,

Thank you for posting in the Developer Forum. Would you be able to send an email to developersupport@zoom.us with a link to this thread? We’ll troubleshoot this issue from there.

We are looking forward to providing support.

With Care,

Hi Donte,

I have send the email, request got the id #10640933

Best Regards

Hi, @sven,

We see you’ve submitted a ticket for this issue, thank you. We’ll follow up with you there.