HubSpot Developer Changelog (22)

CMS Updates: Icon tag/field now documented, Icons added to Rich Text WYSIWYG, the Number field now supports prefix/suffix to give context to content editors, Default theme live demos now available

Announced: April 28, 2021

What happened We’ve made some updates to a few CMS related items:

List Filters Are Changing Formats But Will Be Backwards Compatible

Live: July 26, 2021

What’s Happening

Blog Authors, Blog Posts, and Blog Tags APIs have now exited beta (developer preview)

Announced: April 16, 2021

What’s happening? We're excited to announce that the v3 Blog Authors, Blog Posts, and Blog Tags APIs are now out of beta (developer preview). You can now start using them in production.

Updating objects by custom field and adding owner properties via the API

Announced: April 13, 2021

Update CRM Objects by a custom defined unique property Sometimes it is necessary or easier to use your own unique ID for CRM objects than to use the HubSpot provided ID. This can simplify integration logic since you don’t have to keep track of a...

Upcoming: Developer accounts will require two-factor authentication for login

Announced: April 12, 2021

HubSpot currently supports two-factor authentication (2FA) for all HubSpot accounts, including developer accounts. Until now, 2FA has been optional, and is enabled from the account settings of any HubSpot account, either for an individual user, or...

Announcing New Rate Limits for the Existing Form Submission Endpoints and Two New Authenticated Submission Endpoints

Live: July 13, 2021

To improve HubSpot’s platform security and performance we are announcing new rate limits for the existing Forms API submission endpoints plus two new authenticated submission endpoints.

Let us know what you think about our beta APIs

Announced: April 2, 2021

As HubSpot CEO, Brian Halligan, is fond of saying “Feedback is the breakfast of champions” so it’s important for us to hear exactly what you think about about our APIs, especially while they are in beta.

Announcing Forms API v3 Developer Preview is Now Available

Announced: March 24, 2021

We are continuing to build the next generation of HubSpot’s APIs to provide the consistency and completeness our developer community needs. Today, we are excited to announce that a refreshed Forms API and documentation is now available in developer...

Domains and redirects V3 APIs have exited beta

Live: March 17, 2021

We're excited to announce the CMS Domains and CMS URL Redirects V3 APIs are now out of beta. You can start using them in production.

Announcing a new endpoint that returns all publicly available Open API specifications

Announced: March 5, 2021

We are delighted to share that developers can now access HubSpot’s Open API Specification.

Breaking Change: Enhanced Validations for Non-String Properties in HubSpot's CRMObject APIs

Live: January 6, 2025

Starting January 6, 2025, HubSpot will implement enhanced validations for non-string property values, including enumeration and multi-value enumeration property values submitted via the CRMObject APIs. This change aims to improve data integrity and...

Sunset of JWT SSO Setup for Private Content

Live: January 29, 2025

What's Changing? On January 29th, 2025 we are deprecating the ability to set up Single Sign-On (SSO) for JWT-based applications. Moving forward, we will be replacing this functionality with the OpenID Connect (OIDC) standard1. If you are already...

Breaking Change: Upcoming Change to Scope Requirements for App Cards in Private Apps

Live: December 1, 2024

As part of our ongoing efforts to enhance security within the HubSpot ecosystem, we will update the scope requirements for app cards in private apps on December 1st, 2024.

Breaking Change: Removed Support for Referencing Custom Object Types by Base Name

Live: April 29, 2025

We are removing the undocumented support for requesting custom object types by their base name (GET/crm/v3/objects/{baseName}) in HubSpot public APIs. All custom object types must be referenced by their unique identifier (object type ID, fully...

Public Beta: Automatic Deactivation of Exposed Tokens

Live: April 7, 2025

To enhance the security of our platform and protect our customers, we are introducing an automatic token deactivation public beta feature on October 8th, 2024, for any HubSpot tokens publicly exposed in GitHub repositories. This update is designed...

Updated Merge Functionality for CRM Objects (including Contacts and Companies)

Live: January 14, 2025

Note: This changelog supersedes a prior version published on July 22, 2024. Due to customer feedback and confusion regarding the scope of changes, we have updated and clarified the details in this new changelog. Please review the updated information...

Bug Fix: Batch Read Limit for HubSpot Associations API

Live: January 6, 2025

HubSpot is introducing a new limit on the number of IDs that can be supplied to the Batch Read endpoint for (/{fromObjectType}/{toObjectType}/batch/read) both the v3 and v4 public Associations API.

Updated merge functionality for contacts and companies

Live: January 14, 2025

Note: This changelog has been superseded by an updated version published on October 2, 2024. Please refer to the new changelog for the most accurate and up-to-date information regarding merge functionality for contacts, companies, and other CRM...

Update: Legacy CTA Sunset

Live: March 31, 2025

Based on community feedback, we have updated our approach to transitioning from Legacy CTAs to the new CTA editor in HubSpot. In Q1 2025, new CTAs cannot be created by the Legacy CTA editor. Below are more details explaining the plan and changes to...

Upcoming Sunset: V1 Contact Lists API

Live: May 30, 2025

What’s changing? The V1 Contact Lists API will sunset on May 30th, 2025. After this date, calls made to the v1 endpoints will no longer function. We're sunsetting the V1 Contact Lists API to focus our development efforts on the improved V3 Lists...

Legacy v1 Integration Timeline API Update

Live: December 2, 2024

We are making an important update to ensure our platform remains cutting-edge and to facilitate the introduction of new features. Starting December 2, 2024, the legacy v1 Integration Timeline API will no longer support mutations of Timeline Events....

Legacy CTA Sunset Timeline and Scope Update

Live: December 31, 2024

Previous Sunset Start: April 30, 2024