HubSpot Developer Changelog (8)

March 2024 Rollup

Announced: April 1, 2024

March brings new HubL features for the HubSpot CMS, pinning engagements using the CRM API, new reporting for associations, expanded limits for CRM exports, and a new component for custom UI extensions.

Introducing New App Certification Submission Limits

Announced: March 29, 2024

Starting Friday, March 29, 2024, significant changes will be made to the app certification submission process for app partners. Aimed at ensuring equitable access to certification resources and improving the efficiency of the review process, we're...

Public beta: New DealSplits API

Announced: March 20, 2024

We are excited to announce the release of the new DealSplits Public API for HubSpot customers, which will be live starting May 28, 2024. This API lets customers list and create deal splits for batches of deals directly through HubSpot's CRM. The...

HubSpot Commerce Hub API Is Now Live!

Announced: March 19, 2024

We are pleased to announce the general availability of the read-only endpoints for the HubSpot Commerce Hub API. This API provides programmatic access to core Commerce Hub data objects, including Invoices, Subscriptions, and Payments.

SSL Certificate Migration Notice

Announced: March 15, 2024

Recently, HubSpot’s CDN provider announced the deprecation of SSL certificates issued by DigiCert. To ensure continued secure service for HubSpot customers, we transitioned to an alternative SSL certificate provider for api.hubapi.com for HubSpot to...

Support for Google Consent Mode V2

Announced: March 5, 2024

What is it? HubSpot's Google Tag Manager and Google Analytics integrations now support Google's new Consent Mode when using the HubSpot cookie banner.

February 2024 Changelog Rollup

Live: February 29, 2024

Before we head into March, we've got a number of updates that have rolled out this month from CRM development experience enhancements, app marketplace supporting new languages, new custom object and property limits, passwordless login for...

Upcoming Sunset: v2 Owners API

Live: August 30, 2024

On August 30, 2024, we will be sunsetting the v2 of the Owners API.

Bugfix: Webhook AssociationChanges

Live: May 14, 2024

We are pleased to announce an update to our webhook subscriptions handling associationChanges that significantly improves how events for associations between the same object types are fired.

Template Marketplace: Updates to New Item Submission Limits for Providers

Announced: February 12, 2024

We are updating the submission limits of new items for providers on the Template Marketplace.

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...