# Zendesk API changelog

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.

**In short:** 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).

- [Official Zendesk changelog](https://developer.zendesk.com/api-reference/changelog/changelog/)
- [RSS feed: Zendesk API changes](https://seamless.engineering/api-changelog/zendesk/rss.xml)
- [All Zendesk integrations](https://seamless.engineering/integrations/zendesk/)

## Zendesk API changes

Labels are assigned automatically. Check the vendor's note before planning work around an entry.

### September 2026

- **Templating API v1-v3 end-of-life** (Deprecation, 14 Sept 2026): 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.

### August 2026

- **OAuth Create Token endpoint deprecated** (Deprecation, 26 Aug 2026): The /api/v2/oauth/tokens endpoint is deprecated in favor of the Create Token for Grant Type endpoint.

### July 2026

- **IT Asset Management Assets API - purchase_cost field format change** (Breaking, 6 Jul 2026): 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.

### June 2026

- **Jira Integration V2 delisting** (Deprecation, 24 Jun 2026): 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.
- **API tokens end-of-life process** (Deprecation, 1 Jun 2026): 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.

### May 2026

- **AI Agents API base URL deprecation** (Deprecation, 19 May 2026): The legacy *.ultimate.ai API base URL is deprecated starting July 1, 2026 in favor of {subdomain}.zendesk.com/ai-agents/api.

### March 2026

- **Create Request endpoint email verification workflow** (New feature, 10 Mar 2026): Added email verification workflow for anonymous requests to prevent spam; anonymous requests now create suspended tickets until email verification.

### February 2026

- **Request list helper deprecation** (Deprecation, 3 Feb 2026): The beta {{request_list}} helper is deprecated; customers should use the Copenhagen theme repository code base for customization.

### January 2026

- **Show location API deprecation** (Deprecation, 30 Jan 2026): The /api/v2/apps/locations/{app_location_id} endpoint is deprecated starting April 30, 2026.
- **OAuth access and refresh tokens enforcement** (Breaking, 16 Jan 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 framework password setting removal** (Breaking, 14 Jan 2026): Zendesk apps no longer support password settings effective April 29, 2026; must migrate to OAuth or secure settings.

### December 2025

- **Legacy AI Agents Data Export API deprecation** (Deprecation, 18 Dec 2025): 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.

### September 2025

- **Unity SDK language support removal** (Breaking, 10 Sept 2025): 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 retirement announcement** (Deprecation, 9 Sept 2025): Zendesk Sell will be retired on August 31, 2027; full access available until that date.

### August 2025

- **Sunshine Conversations SDK maintenance ended** (Deprecation, 28 Aug 2025): Zendesk will no longer update or maintain Python, Ruby, Java, and JavaScript SDK libraries for Sunshine Conversations API starting August 28, 2025.

### July 2025

- **Legacy custom objects creation restriction** (Breaking, 7 Jul 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.
- **Legacy custom objects removal** (Breaking, 7 Jul 2025): New legacy custom objects and relationships cannot be created starting January 15, 2026; full removal scheduled for July 2026.

### June 2025

- **Incremental User Export rate limits applied** (Breaking, 27 Jun 2025): 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.

### May 2025

- **Tickets API optimistic locking enforcement** (Breaking, 15 May 2025): All ticket updates now protected by optimistic locking with 409 Conflict responses for collisions instead of 200 OK.

### April 2025

- **Omnichannel routing engagements time format change** (Breaking, 25 Apr 2025): start_time and end_time values must now be specified in Unix epoch time in seconds instead of milliseconds starting April 25, 2025.
- **Chat Web SDK and Conversation APIs deprecation** (Deprecation, 23 Apr 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 verification properties added** (New feature, 3 Apr 2025): User Identities API now includes verification_method and verified_at properties to indicate email verification status.

### January 2025

- **Account Settings CDN property update** (Breaking, 21 Jan 2025): 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.

### December 2024

- **Omnichannel Routing Queues API introduced** (New feature, 9 Dec 2024): New APIs to create and manage custom queues for omnichannel routing.
- **Omnichannel Routing Queues API released** (New feature, 9 Dec 2024): New APIs introduced to create and manage custom queues for omnichannel routing.

### October 2024

- **ZIS Bundles OAuth token reference restriction** (Breaking, 31 Oct 2024): Beginning December 5, 2025, ZIS bundles cannot contain OAuth access token reference paths; must use connectionName property instead.
- **Targets API removal** (Breaking, 28 Oct 2024): Support for all URL and brand-specific targets ended Oct 28, 2024; external email targets still supported; use webhooks instead.
- **Redirect Rules API general availability** (New feature, 21 Oct 2024): Redirect Rules API now GA, enabling creation and management of redirects for deleted or archived content to prevent 404 errors.

### September 2024

- **Offered to event for omnichannel routing** (Breaking, 12 Sept 2024): New offered to event replaces previous Change type events with field_name='offered_to' for omnichannel routing ticket offers.

### August 2024

- **Reorder ticket fields endpoint added** (New feature, 29 Aug 2024): New /api/v2/ticket_fields/reorder.json endpoint allows setting display order of ticket fields.
- **Less secure OAuth grant types deprecation** (Deprecation, 27 Aug 2024): Implicit and password grant flows deprecated for OAuth; must switch to authorization code grant flow by February 17, 2025.
- **Zopim Chat REST API deprecation** (Deprecation, 19 Aug 2024): www.zopim.com/api/v2 endpoints will stop working on May 12, 2025; migrate to {subdomain}.zendesk.com/api/v2/chat.
- **Amazon EventBridge Events Connector deprecation** (Deprecation, 12 Aug 2024): Cannot create new event connections starting August 12, 2024; existing connections work until December 1, 2025 when migration to webhooks required.
- **Skill-based routing sorting change** (Breaking, 2 Aug 2024): Incremental Instance Values Export endpoint will sort by updated_at instead of created_at timestamp starting September 2, 2024.

### July 2024

- **Help Center Templating API v4 released** (New feature, 2 Jul 2024): Help Center Templating API v4 and updated Copenhagen theme introduced Jul 2, 2024.
- **Basic authentication deprecation** (Deprecation, 1 Jul 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.

### June 2024

- **Account Groups Availability API introduced** (New feature, 10 Jun 2024): New API to view aggregated status, workload, and capacity data for groups of agents.

### April 2024

- **Article Attachments API URL structure change** (Breaking, 2 Apr 2024): Article attachment responses no longer include file name in URL after content_url; use body's file_name property instead.
- **WFM Public API Agent Activity endpoint new** (New feature, 1 Apr 2024): New endpoint for WFM Public API allows extraction of agent activity data based on start and end time, including day events.

### February 2024

- **Zendesk SDK for Unity exited EAP** (New feature, 21 Feb 2024): Zendesk SDK for Unity has exited Early Access Program and is now available for general use.
- **WFM Public API Reports endpoint new** (New feature, 1 Feb 2024): New WFM Public API endpoint enables extraction of data from default and custom reports by report template ID.

### January 2024

- **OpenAPI specification files available** (Other, 8 Jan 2024): Made OpenAPI specifications (OAS files) for Ticketing and Help Center APIs available as downloads from API reference pages.

### October 2023

- **JWT endpoint method change** (Breaking, 12 Oct 2023): The JWT endpoint method changed from GET to POST, affecting SSO workflow implementations.
- **Access Logs API introduced** (New feature, 4 Oct 2023): New API introduced to capture data accessed by agents or admins within the last 90 days for security and compliance purposes.

### September 2023

- **Custom Objects API introduced** (New feature, 26 Sept 2023): New Custom Objects API enables creation of custom objects to capture data that doesn't fit into standard objects.

### July 2023

- **Redirect rules for help center URLs new** (New feature, 11 Jul 2023): New EAP capability to create and manage 301 and 302 redirect rules for help center URLs to prevent 404 errors.
- **Messaging Metadata support added** (New feature, 6 Jul 2023): Added ability to send metadata from messaging conversations through Zendesk Web Widget and SDKs.
- **Help Center JWT API introduced** (New feature, 3 Jul 2023): New Help Center JWT API enables inclusion of JSON Web Tokens when making client-side requests to third-party APIs from help centers.

### June 2023

- **Macros API personal macros viewing capability added** (New feature, 12 Jun 2023): Macros API now allows admins to view personal macros created by and available only to individual users.

### May 2023

- **Offset-based pagination limits enforced** (Breaking, 22 May 2023): Offset-based pagination requests after the first 10,000 records will now return an error message.
- **Merge Self With Another User endpoint removed** (Breaking, 19 May 2023): Merge Self with Another User endpoint is being removed and replaced with Merge End Users endpoint.

### April 2023

- **NPS API removed** (Breaking, 30 Apr 2023): Net Promoter Score (NPS) API has been removed from the platform.
- **Agent Availability APIs released** (New feature, 25 Apr 2023): New Agent Availability and Unified Agent Status APIs introduced to access and update real-time agent status and activity information.
- **ZIS LoadLinks action cursor pagination added** (New feature, 17 Apr 2023): ZIS LoadLinks action now supports cursor pagination with page_size, page_after_cursor, and page_before_cursor parameters.

### March 2023

- **Webhooks API custom headers and authentication enhancement** (New feature, 30 Mar 2023): Webhooks API adds new custom_headers property and authentication now supports api_key as a type.

## Other APIs we monitor

- [Airtable](https://seamless.engineering/api-changelog/airtable/)
- [Brevo](https://seamless.engineering/api-changelog/brevo/)
- [DATEV](https://seamless.engineering/api-changelog/datev/)
- [Discord](https://seamless.engineering/api-changelog/discord/)
- [Google Sheets](https://seamless.engineering/api-changelog/google-sheets/)
- [HubSpot](https://seamless.engineering/api-changelog/hubspot/)
- [Jira Cloud](https://seamless.engineering/api-changelog/jira/)
- [lexoffice](https://seamless.engineering/api-changelog/lexoffice/)
- [Linear](https://seamless.engineering/api-changelog/linear/)
- [Monday.com](https://seamless.engineering/api-changelog/monday/)
- [Notion](https://seamless.engineering/api-changelog/notion/)
- [Personio](https://seamless.engineering/api-changelog/personio/)
- [Pinterest API](https://seamless.engineering/api-changelog/pinterest/)
- [Pipedrive](https://seamless.engineering/api-changelog/pipedrive/)
- [Salesforce](https://seamless.engineering/api-changelog/salesforce/)
- [Shopify](https://seamless.engineering/api-changelog/shopify/)
- [Slack](https://seamless.engineering/api-changelog/slack/)
- [Stripe](https://seamless.engineering/api-changelog/stripe/)
- [Xentral](https://seamless.engineering/api-changelog/xentral/)

## Frequently asked questions

### Has the Zendesk API had breaking changes recently?

Yes: 0 breaking changes and 2 deprecations in the last 90 days. The most recent is “Templating API v1-v3 end-of-life” from 14 September 2026.

### How often does the Zendesk API change?

Over the period on record, Zendesk published about 1 changelog entry a month. Most are additions; the breaking changes and deprecations are the ones to plan for.

### Where is the official Zendesk API changelog?

Zendesk publishes it at https://developer.zendesk.com/api-reference/changelog/changelog/. This page follows it daily and dates each entry.

### How do I get notified about Zendesk API changes?

Subscribe to this page's RSS feed (https://seamless.engineering/api-changelog/zendesk/rss.xml). If you would rather have someone act on them, we operate Zendesk integrations and handle changes like these before they reach production.

## Request a scoping call

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.

- Email: hello@seamless.engineering
- Contact form: https://seamless.engineering/#contact