HubSpot Developer Changelog (30)

New change sources will trigger assignment notifications

Live: July 13, 2020

One function of the CRM is to help users take action on customer records at the appropriate time. HubSpot’s CRM helps with that by letting users know when a CRM object (contact, company, deal, etc.) is assigned to them. However, to protect users...

Archived CRM Pipelines will be purged after 30 days

Announced: June 25, 2020

What's happening? Beginning on July 20, any CRM pipelines that have been archived for more than 30 days will be purged.

Drag and drop area styles moved from footer to header

Announced: June 24, 2020

Drag and drop areas produce styles from attributes in the template and page-editor. These styles are output in the standard_footer_includes. Those styles are moving to the standard_header_includes.

Contacts API v1 - 415 Unsupported Media Type errors for requests missing the Content-Type header

Announced: June 2, 2020

What happened? Last week, we made some infrastructure upgrades to the Contacts API. While this upgrade was mostly transparent, and didn't change the functionality of the API, this did change how the Content-Type request header is handled.

[Developer Preview] Video Conference Extension API

Announced: June 1, 2020

What is it? Now in Developer Preview is a video conference extension API that you can use to build "one click" integrations that will add all your video conferencing information to the meeting widget in the HubSpot CRM.

Simplifying batch update response codes for CRM v3 APIs

Live: June 4, 2020

Batch APIs are extremely useful to help both developers and HubSpot work efficiently. The use of batch APIs is highly encouraged so it’s important that they work as expected.

Major Upgrade for API Clients

Announced: May 21, 2020

What’s happening?

Updates on the sunsets for the Site Maps API and domain search for the Companies API

Live: June 12, 2020

What's happening? We previously announced April sunsets for our CMS Site Maps API, and for a deprecated endpoint in the Companies API to find companies by domain. However, given the current global situation, we decided to give partners, customers,...

CRM Search API Rate Limit Increase

Announced: April 30, 2020

Based on some recent feedback, we’re taking a tiered approach and increasing the rate limit for the the CRM Search API.

The CMS CLI is replacing FTP

Announced: April 29, 2020

FTP is an aging technology from the 1970s that relies on FTP clients we didn't build. To deliver the best developer experience we can, it doesn't make sense to continue investing resources in the maintenance of an experience that you’re not...

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

Live: November 10, 2025

Starting November 10th, 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...

Final Reminder: Sunset of v2 Owners API

Live: March 24, 2025

The v2 Owners API will officially be sunset on March 24th, 2025, with no further extensions. After this date, all v2 Owners API endpoints will be fully sunset and return a 404 error response. This marks the final stage of our transition to the more...

Upcoming Sunset: Growth default theme for the HubSpot CMS

Live: March 15, 2025

What’s changing Starting on March 15, 2025, the default CMS Growth theme will no longer be available for new HubSpot portals. After this date, existing HubSpot portals will retain access to the Growth theme but will not receive any further features...

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

Live: November 10, 2025

Starting November 10, 2025, HubSpot will introduce enhanced validation rules for non-string property values, including enumeration and multi-value enumeration submitted via the CRMObject APIs. This change aims to improve data integrity and user...

Breaking Change: Large Export Partitioning and Association Limits for the CRM Export API

Live: April 28, 2025

On April 28th, 2025, we will be updating the CRM Exports API to bring it closer to feature parity with the in-app export tool as well as improve the overall performance of the API allowing for quicker file delivery. Exports that exceed one million...

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.

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...

Reminder: Upcoming Sunset of v2 Owners API on August 30, 2024

Live: March 24, 2025

In February 2024, we announced the sunset of the v2 Owners API. This is a reminder that on August 30, 2024, we will be sunsetting v2 of the Owners API. To avoid disruptions, we strongly encourage users to migrate to v3 of the Owners API before this...

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...