HubSpot Developer Changelog (34)

Complete: Engagements API Maintenance

Announced: August 29, 2019

Update: maintenance is complete! The Engagements API will be undergoing maintenance between 5:00 PM and 6:00 PM Eastern Time Sunday, September 15. During this maintenance period, there will be a brief period where the Engagements API will be...

August 28th Roundup: A developer tools redesign and APIs exiting developer preview

Announced: August 28, 2019

For this week’s round up we rolled 3 updates together with an improved experience in the developer tools and 2 APIs moving from developer preview to general availability.

August 22nd Roundup: 3 New Updates

Announced: August 22, 2019

Now Live: Webhooks now support privacy-compliant contact deletions.

Announced: August 14, 2019

Data privacy is a top priority at HubSpot, and helping our developer community stay on top of data compliance is important to us. HubSpot users have the ability to permanently delete a contact record to comply with privacy laws. You can see more...

August 7th Roundup: 5 New Updates

Announced: August 7, 2019

For this post we rolled 5 updates into one with a new header to help with Webhook validation, a new callback for embedded forms, added flexibility for content developers, a number of documentation updates, and a small update to the Developer’s Terms...

Announcing new limits for Developer Accounts and Applications

Announced: August 6, 2019

What’s happening?

Complete: Timeline API Maintenance

Announced: August 5, 2019

Update: Maintenance is complete! The Timeline API will be undergoing maintenance between 5:00 PM and 6:00 PM Eastern Time Sunday, August 11. During this maintenance period, there will be a brief period where the Timeline API will be unavailable, and...

Changes to the public API demo account

Announced: July 11, 2019

Update: These changes are now live, and the demo API key will only be allowed to make GET requests. When HubSpot launched our first public APIs in 2010, we created our public API demo account so that developers would have an account that could be...

Now Live: Developer Accounts Updates - New home screen and added security

Announced: June 25, 2019

Today we are announcing three new updates to Developer Accounts. A new home screen for Developer Accounts, masking the client secret, and adding an option to specify a redirect URL for your applications.

Sunset: FTP Folders and Workflow Log Events

Announced: June 19, 2019

We’re experimenting with batching sunset updates every other week. We hope this will improve your experience as a developer community. Please let us know what you think using the community links below.

Breaking Change for DateTime Properties in Marketing Emails

Live: April 16, 2025

Starting April 16th, 2025, any DateTime properties in your HubSpot CRM used as personalization tokens in Marketing Emails will now include both the date and time stored in the property rather than just the date.

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: 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...

Bug Fix: Batch Read Limit for HubSpot Associations API

Live: February 10, 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.

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

Live: April 7, 2025

Starting April 7th, 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...