API and Webhooks

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 Meetings Users and Groups Chat GraphQL Use this category to ask your questions, feature requests related to GraphQL API at Zoom. Webinars Contact Center Zoom Rooms Archiving Authentication This category discusses OAuth and other authentication methods used for Zoom APIs and SDKs. Zoom Scheduler Reports and Dashboards Cloud Recordings

Topic	Replies	Views	Activity
POST /v2/scheduler/attendee always returns 400 "Failed json validation!" Zoom Scheduler api	10	197	August 15, 2026
Draft/Local-Test General App, Surface set to Meeting only, but a second inMainClient window opens automatically a few seconds after the in-meeting panel API and Webhooks api	0	10	August 14, 2026
PATCH /phone/auto_receptionists/{autoReceptionistId}/ivr returns 204 but does not persist any changes API and Webhooks phone	1	48	August 14, 2026
Subject: Account owner/admin locked out of own app — "No access" + "Pending Transfer" blocking edits (need this cleared) Users and Groups phone , webhooks	0	11	August 14, 2026
Meeting start (ZoomMtg.join() with role: 1) silently fails (meetingStatus 1→3, no error) for external/non-developer host accounts Meetings api , sdk	0	8	August 13, 2026
Skilljar and Zoom Events Integration API and Webhooks	1	23	August 13, 2026
Clarification on `user_id` field API and Webhooks webhooks	1	30	August 13, 2026
Not able to verify new url for RTMS Users and Groups	3	26	August 13, 2026
Host cannot join meeting with registration enabled Meetings	2	33	August 13, 2026
Webinar.chat_message_sent never fires while participant events deliver fine, DLP prerequisite? API and Webhooks	0	18	August 12, 2026
webinar:write:registrant:admin missing from Add Scopes for Server-to-Server OAuth (Owner, granular reads work) — entitlement issue? API and Webhooks	2	35	August 12, 2026
Enable participant.remove in-meeting control — App ID mbN43UCITAGka8SaoSgYlw Meetings api	0	15	August 12, 2026
SDK or API for Zoom Paper API and Webhooks	0	12	August 12, 2026
Zoom Phone API: no working method to assign an existing device to a phone user (PATCH /phone/devices/{deviceId}) Authentication phone , api	0	15	August 12, 2026
Server-toServer ZOOM Scope Issue: my_notes:read:content API and Webhooks	0	20	August 11, 2026
Webhook events not triggering to our URL API and Webhooks webhooks , recording	16	247	August 11, 2026
Security and user-level access limitations for Server-to-Server OAuth apps Authentication	0	22	August 10, 2026
Creating persistant Variables in Zoom or counting How many times a widget was hit by using set Variable Contact Center	3	46	August 10, 2026
Intermittent missing of webhook events Meetings	1	45	August 10, 2026
Developer Pack active but RTMS meeting transcript scope is disabled Meetings	1	45	August 7, 2026
Cannot read My Notes (AI Companion transcript) document content via Server-to-Server OAuth — canvas:read:content:admin scope has no documented endpoint API and Webhooks api	2	70	August 6, 2026
Server-to-Server OAuth app - scope granted but API returns "does not contain scopes" error API and Webhooks	1	31	August 5, 2026
Zoom app's webhook is not receiving any events API and Webhooks	4	82	August 5, 2026
Building API connection from Zoom to AWS API and Webhooks	1	58	August 4, 2026
Discrepancy between Reporting API and Admin reports for cloud recordings API and Webhooks recording , api	2	104	August 4, 2026
Invalid redirect (4,700) on Production credentials, "Add app now" button is disabled API and Webhooks	0	21	August 4, 2026
Webhook event or status flag for RTMS "Permission Denied by Host" API and Webhooks webhooks , api , rtms	3	88	August 4, 2026
Need assistance to schdule automated report for all users in our tenant Users and Groups	0	31	August 4, 2026
Recommended pattern for API-only host users: per-instructor users vs. a shared pool of hosts? API and Webhooks	1	32	August 4, 2026
Do Phone webhooks fire for call-queue-owned recordings? (user-managed app) Zoom Events phone , webhooks , recording	0	48	August 3, 2026