API and Webhooks

Users and Groups Host Key removal This is the place to let us know if you were impacted by the removal of the host_key value from Zoom APIs. In the pinned post in the category you will find a few common modifications that can be made to mimic the functionality that was lost. Developer advocates are here to answer any questions. Zoom Events Authentication This category discusses OAuth and other authentication methods used for Zoom APIs and SDKs. Meetings GraphQL Use this category to ask your questions, feature requests related to GraphQL API at Zoom. Zoom Scheduler Contact Center Zoom Rooms Archiving Chat Webinars Reports and Dashboards Cloud Recordings

Topic	Replies	Views	Activity
Configuration of Zoom / Slack MCP authentication Authentication	0	3	September 3, 2026
Docs:read:export:admin scope added but missing from issued Server-to-Server OAuth access token Users and Groups api	1	15	September 3, 2026
Missing poll data from 'Get webinar poll reports' endpoint Webinars	0	8	September 3, 2026
Unable to search for some contact center scopes in my zoom app Webinars	0	5	September 3, 2026
POST /v2/scheduler/attendee always returns 400 "Failed json validation!" Zoom Scheduler api	20	584	September 3, 2026
You cannot authorize, This app cannot be installed outside of developer account error msg API and Webhooks	4	638	September 3, 2026
GET /v2/meetings/<meetingId> returns BadRequest with invalid access token error Meetings	6	103	September 3, 2026
Upcoming meetings API returns an empty response API and Webhooks api	6	92	September 3, 2026
User Permission APi Error Users and Groups api	1	20	September 3, 2026
How can I load test a Zoom RTMS app? Can I create test users? Meetings api-testing , rtms	3	16	September 3, 2026
Contact Center APIs do not provide modified_date / insert_date for incremental synchronization Contact Center	6	114	September 2, 2026
This API endpoint is not recognized, Code 2300 Webinars api	4	606	September 2, 2026
Loss of function to detect screenname change API and Webhooks	1	17	September 2, 2026
Server-to-Server app receiving 403 "You do not have permission" on outbound_caller_id/customized_numbers endpoints since mid-August — same operation works in web portal API and Webhooks	3	63	September 2, 2026
Account-level OAuth app: endpoint validated, events subscribed, OAuth/REST working — zero webhook deliveries of any kind API and Webhooks	1	30	September 1, 2026
Server-to-Server OAuth: Activated app returns 400 / invalid_client although credentials are verified Authentication api , server-to-server , s2s-oauth	2	22	September 1, 2026
Event Subscription Save fails with 409 "verification token and signing secret" error even though Secret Token and Client Secret are already generated (Production) API and Webhooks	0	22	September 1, 2026
Retrieving Updated Participant Names via API for Recurring Meetings Reports and Dashboards	0	21	August 31, 2026
General App Development BYOK client assertion returns invalid_client before code validation API and Webhooks	0	15	August 31, 2026
How can i creat a custme zoom meeting Meetings api	1	29	August 31, 2026
Restrict meeting participants by source IP range - native client, external participants Authentication	0	30	August 30, 2026
ZCC PATCH engagement API always returns 7001 Invalid engagement_status — transfer/update impossible despite correct scopes and privileges Contact Center	0	26	August 29, 2026
Getting Meeting transcripts through Microsoft copilot connector Meetings	1	59	August 28, 2026
Feature Request: Group Description Field via SCIM2 API Users and Groups	0	26	August 28, 2026
Clarification Required: Hosting Zoom Meetings in LMS on Behalf of Non-Zoom Users API and Webhooks api	0	29	August 28, 2026
Official spec: are phone.caller_ended / phone.callee_ended / phone.callee_missed delivered once per leg (per rung device)? API and Webhooks phone , webhooks	0	25	August 28, 2026
Reserved Numbers Available in Portal but Not Public API API and Webhooks	0	24	August 28, 2026
Server-to-Server OAuth token endpoint returns invalid_request despite activated app and verified credentials API and Webhooks	0	25	August 28, 2026
GET scheduler/events fails to return events booked through Zoom Scheduler API and Webhooks api , events	0	24	August 28, 2026
Zoom Event Subscription Webhook – URL Validation Failed Despite HTTP 200 Response API and Webhooks	0	24	August 27, 2026