HubSpot Developer Changelog

Log tracing for UI extensions

Announced: December 11, 2023

Developers building UI Extensions with private apps will now be able to connect front-end and back-end logs with a single trace ID. You can trace and visualize both events in the front-end React layer (e.g. card rendering, button clicks, data entry)...

Developer Projects Platform Version 2023.2

Live: November 21, 2023

If you're using HubSpot Developer Projects - currently used for building UI Extensions and for the CMS React Beta we're introducing a new project version. To get the updates you'll need to update the platform version in your project config file.

New Recordings & Transcripts API replaces hs_call_recording_url for call engagements

Live: September 30, 2024

We're releasing a new Recordings & Transcripts API for securely sending call recordings to HubSpot using an authenticated URL. The new API replaces the hs_call_recording_url property for call engagements.

New limit for Dynamic Pages

Live: November 1, 2023

CMS Hub enables you to dynamically generate pages based on HubDB row or CRM object data. We're introducing a new limit to the number of CMS pages that can use the same dynamic page data source. Users will only be able to select the same source - a...

Email and the web are different, default modules are splitting to reflect this

Live: January 5, 2024

HubSpot has several default modules that can be used in both CMS Hub and Marketing Hub emails. The code and features supported in web browsers and in email clients differ significantly. To better support the experience in both places we'll be...

September 2023 Rollup

Announced: October 3, 2023

At Inbound 2023 we announced a lot of changes across the HubSpot product. For an overview of our roadmap and to see what was announced see Hubspot.com/new. While we announced a lot at INBOUND there's more updates this September from hiding default...

HubSpot CLI v5

Live: August 16, 2023

Today we're releasing the latest version of the HubSpot CLI, this update does require Node v16 at a minimum. If you are still running an older version of Node you will need to update, or pin your CLI version. What's changing?

New member_email field for contacts used for CMS Membership emails

Live: May 8, 2023

We've added a new member_email property to contacts which dictates where membership emails (password reset, password confirmation, and registration) are sent. The following users should be aware of this new property:

April 2023 Rollup

Live: May 1, 2023

April showers bring new HubSpot powers. Better validation for multi-currency accounts, GraphQL available in more Hubs, new phone property type, improved and consolidated UIs, session timeout control for private content, and import tool improvements.

Bug fix: Contact Properties updated to indicate they do not force uniqueness

Live: April 12, 2023

We discovered that it was possible using the API to include hasUniqueValue=true in a Contact property's definition. Currently HubSpot doesn't support unique properties in Contacts. So despite the value showing as true, it was ignored and not...

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...

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...

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