We check Zendesk's developer changelog every day, because we run production integrations on the Zendesk API. This page lists the 55 changes we have recorded since monitoring started on 26 March 2026, newest first.
0 breaking changes and 2 deprecations in the Zendesk API in the last 90 days. The latest: “Templating API v1-v3 end-of-life” (14 September 2026).
Labels are assigned automatically. Check the vendor's note before planning work around an entry.
Help Center Templating API v1, v2, and v3 are being phased out with imports blocked starting Sep 14, 2026 for new accounts and Mar 1, 2027 for all accounts, with automatic v4 migration on Aug 3, 2027.
Affects one of your integrations? We take over the migration, at a fixed priceThe /api/v2/oauth/tokens endpoint is deprecated in favor of the Create Token for Grant Type endpoint.
Starting August 6, 2026, the purchase_cost field will change from a plain number to an object with amount and currency properties, requiring integration updates to handle the new object structure.
Zendesk will be delisting the Jira Integration V2 and re-listing the original version; existing V2 customers will be supported but should expect transition guidance.
Multi-phase API token deprecation: deactivation of unused tokens starting Jul 28, 2026, unable to create new tokens starting Oct 27, 2026, and complete deactivation by Apr 30, 2027.
The legacy *.ultimate.ai API base URL is deprecated starting July 1, 2026 in favor of {subdomain}.zendesk.com/ai-agents/api.
Added email verification workflow for anonymous requests to prevent spam; anonymous requests now create suspended tickets until email verification.
The beta {{request_list}} helper is deprecated; customers should use the Copenhagen theme repository code base for customization.
The /api/v2/apps/locations/{app_location_id} endpoint is deprecated starting April 30, 2026.
Zendesk enforcing default token expiration (TTL) and requiring refresh token flow for global OAuth clients starting February 2, 2026, with progressive rollout and April 1, 2027 deadline for local clients.
Zendesk apps no longer support password settings effective April 29, 2026; must migrate to OAuth or secure settings.
Legacy AI Agents Data Export API deprecated as of December 18, 2025, with end of life on May 29, 2026; migrate to new AI Agents Data Export API.
Unity SDK v4.0.0 removes built-in support for Chinese, Japanese, Korean, and Thai; language-specific font packages must be installed separately.
Zendesk Sell will be retired on August 31, 2027; full access available until that date.
Zendesk will no longer update or maintain Python, Ruby, Java, and JavaScript SDK libraries for Sunshine Conversations API starting August 28, 2025.
Cannot create new legacy custom objects or relationships starting January 15, 2026; full removal in July 2026 requires migration to new custom objects experience.
New legacy custom objects and relationships cannot be created starting January 15, 2026; full removal scheduled for July 2026.
Starting June 27, 2025, rate limits apply to Incremental User Export cursor-based operations: 20 requests/minute for standard accounts, 60 for high-volume add-on accounts.
All ticket updates now protected by optimistic locking with 409 Conflict responses for collisions instead of 200 OK.
start_time and end_time values must now be specified in Unix epoch time in seconds instead of milliseconds starting April 25, 2025.
Chat Conversation APIs and Chat WebSDK will stop accepting new integrations starting April 30, 2025; existing integrations continue working but migration to Zendesk Messaging recommended.
User Identities API now includes verification_method and verified_at properties to indicate email verification status.
The cdn property in Account Show Settings endpoint now displays current default and secondary CDN URLs used by Support agent interface starting February 24, 2025.
New APIs to create and manage custom queues for omnichannel routing.
New APIs introduced to create and manage custom queues for omnichannel routing.
Beginning December 5, 2025, ZIS bundles cannot contain OAuth access token reference paths; must use connectionName property instead.
Support for all URL and brand-specific targets ended Oct 28, 2024; external email targets still supported; use webhooks instead.
Redirect Rules API now GA, enabling creation and management of redirects for deleted or archived content to prevent 404 errors.
New offered to event replaces previous Change type events with field_name='offered_to' for omnichannel routing ticket offers.
New /api/v2/ticket_fields/reorder.json endpoint allows setting display order of ticket fields.
Implicit and password grant flows deprecated for OAuth; must switch to authorization code grant flow by February 17, 2025.
www.zopim.com/api/v2 endpoints will stop working on May 12, 2025; migrate to {subdomain}.zendesk.com/api/v2/chat.
Cannot create new event connections starting August 12, 2024; existing connections work until December 1, 2025 when migration to webhooks required.
Incremental Instance Values Export endpoint will sort by updated_at instead of created_at timestamp starting September 2, 2024.
Help Center Templating API v4 and updated Copenhagen theme introduced Jul 2, 2024.
Basic authentication using email/password deprecated for new accounts and non-users starting Jul 31, 2024; existing users can use until Jan 12, 2026.
New API to view aggregated status, workload, and capacity data for groups of agents.
Article attachment responses no longer include file name in URL after content_url; use body's file_name property instead.
New endpoint for WFM Public API allows extraction of agent activity data based on start and end time, including day events.
Zendesk SDK for Unity has exited Early Access Program and is now available for general use.
New WFM Public API endpoint enables extraction of data from default and custom reports by report template ID.
Made OpenAPI specifications (OAS files) for Ticketing and Help Center APIs available as downloads from API reference pages.
The JWT endpoint method changed from GET to POST, affecting SSO workflow implementations.
New API introduced to capture data accessed by agents or admins within the last 90 days for security and compliance purposes.
New Custom Objects API enables creation of custom objects to capture data that doesn't fit into standard objects.
New EAP capability to create and manage 301 and 302 redirect rules for help center URLs to prevent 404 errors.
Added ability to send metadata from messaging conversations through Zendesk Web Widget and SDKs.
New Help Center JWT API enables inclusion of JSON Web Tokens when making client-side requests to third-party APIs from help centers.
Macros API now allows admins to view personal macros created by and available only to individual users.
Offset-based pagination requests after the first 10,000 records will now return an error message.
Merge Self with Another User endpoint is being removed and replaced with Merge End Users endpoint.
Net Promoter Score (NPS) API has been removed from the platform.
New Agent Availability and Unified Agent Status APIs introduced to access and update real-time agent status and activity information.
ZIS LoadLinks action now supports cursor pagination with page_size, page_after_cursor, and page_before_cursor parameters.
Webhooks API adds new custom_headers property and authentication now supports api_key as a type.
We watch Zendesk because we run integrations on it. If one of yours depends on Zendesk, we can take it over: build it properly, operate it, and fix it when Zendesk changes, before your data is affected. Fixed-price scoping quote within 48 hours.