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

Topic	Replies	Views	Activity
POST /v2/scheduler/attendee always returns 400 "Failed json validation!" Zoom Scheduler api	29	878	October 12, 2026
Unable to Retrieve location_id for Workspace Reservation Without a Zoom Rooms License API and Webhooks	1	18	October 12, 2026
POST /v2/scheduler/attendee fails validation when questions_and_answers is included API and Webhooks	1	29	October 12, 2026
GET /chat/channels/{channelId}/mention_group → 400 does not contain permissions:[ChatChannel:Read] despite team_chat:read:mention_group being granted (user-managed General App) Chat api	1	19	October 12, 2026
Upcoming meetings API returns an empty response API and Webhooks api	16	319	October 12, 2026
Send fax API returns 200 with status "sender_fax_disabled". What triggers it? API and Webhooks	1	12	October 12, 2026
Title: Is there an API to retrieve Brief results (Brief Templates) in Zoom Revenue Accelerator? Meetings	2	18	October 12, 2026
POST /scheduler/schedules/single_use_link returns 404 for other users' schedules (S2S OAuth) API and Webhooks	2	45	October 9, 2026
API not bringing in all the data API and Webhooks	1	25	October 9, 2026
Custom API Knowledge Base returns 33000 “The knowledge base was not found” via API API and Webhooks	1	28	October 9, 2026
403 "Access restricted" publishing a Digital Signage playlist to a Room — works for every other call, only this one endpoint fails (S2S OAuth) Zoom Rooms server-to-server	2	36	October 9, 2026
Domain validation is asking me to verify zoom.us for my app "Bosla Coach". I do not own zoom.us. The only domain I own and operate is boslacoach.com, which I can verify by TXT record. My app is added from my own site, and I have no zoom.us URL in my app c Authentication	1	23	October 9, 2026
Enable Programmable APIs for Sending & Receiving SMS in my Custom CRM API and Webhooks	12	198	October 9, 2026
Language query parameter for Zoom Scheduler Embeds (i18next support) Zoom Scheduler	0	11	October 9, 2026
Configuration of Zoom / Slack MCP authentication Authentication	2	105	October 9, 2026
Video SDK cloud recording stops mid-session while participants are still connected (no API stop sent) Cloud Recordings video-sdk	2	34	October 9, 2026
API Default Settings Update (Create Meeting & Webinar) API and Webhooks	5	168	October 8, 2026
Future of DLP - what is the future direction API and Webhooks	1	49	October 8, 2026
Start a meeting error? Authentication	0	17	October 8, 2026
How to Implement Bidirectional Meeting Room Synchronization Using Workspace Reservation and Calendar APIs Without Zoom Rooms? API and Webhooks webhooks , api	1	27	October 8, 2026
meeting.summary_completed never delivered (S2S app), summaries after Sep 21 missing from all APIs Meetings	1	27	October 8, 2026
Best way to catch up on missed recording.completed webhooks after downtime? Users and Groups webhooks	2	60	October 6, 2026
Can't Find phone:write and phone_sms:write Scopes in OAuth App for SMS API API and Webhooks phone , api	13	682	October 5, 2026
Team Chat chatbot: no bot_notification for messages typed in the Zoom Web App API and Webhooks	0	22	October 1, 2026
Zoom Phone webhook delivery delays API and Webhooks	1	82	October 1, 2026
User API spec documents 400 for invalid access tokens, but the API returns 401 API and Webhooks	0	28	October 1, 2026
Fail function removeAllFeedbackReaction API and Webhooks appssdk	0	23	October 1, 2026
Zoom API > User settings ** How to check if user have Calendar and contacts integration turn ON for Google calendar? Users and Groups	2	177	September 29, 2026
Enable participant.remove in-meeting control - f8WPZl3PTEGeya9WJjUe_A API and Webhooks	3	99	September 29, 2026
Zoom Phone pin_code SCIM Users and Groups	0	21	September 29, 2026