HubSpot Developer Changelog (30)

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...

New features released for the Chat Widget SDK

Announced: April 16, 2020

Today we're announcing three new features for the Chat Widget SDK.

API call logs available for API key users

Announced: April 15, 2020

A complete log of API calls made by an account can be a vital resource for developers. This is especially true when just getting started or trying to troubleshoot an issue. However, until now, HubSpot has only been providing logs of API calls to...

CMS Hub Developer Features and Updates

Announced: April 14, 2020

What's happening? The launch of CMS Hub includes several important updates for developers. Nothing needs to be done to existing sites to preserve existing functionality. The changes we're announcing make the HubSpot CMS more powerful for developers...

Developer Updates: Calling extensions, CMS Performance API, and CMS Content Audit API.

Announced: April 9, 2020

Calling Extensions Earlier this year, we released our new calling extensions SDK into developer preview. This feature allows users to make calls through your third-party calling service using the native calling functionality built into the HubSpot...

New Events and updated Ecosystem and CMS APIs are now in Developer Preview

Announced: April 6, 2020

As we continue to build the next generation of HubSpot’s APIs to provide the consistency and completeness our developer community has requested, we are excited to announce that a net new API and several more updated APIs are now in developer preview.

CRM API v3 is now available for general use

Announced: March 31, 2020

In January, we released a new collection of our v3 APIs into developer preview. Since then, many of you have worked with these new CRM APIs, and have provided valuable feedback and ideas for continual improvements. Thank you. Your feedback has...

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...