HubSpot API · Version retirement
The CRM v4 API is deprecated
Deprecated, no date
HubSpot API deprecated /crm/v4/* without giving a shutdown date yet.
What to use instead of these calls
Move to the latest date-based API version, 2026-09 (/crm/associations/2026-09/*, /crm/objects/2026-09/*).
Calls it hits
/crm/v4/*
In March 2027, HubSpot v4 APIs will move to an unsupported state. After that date, v4 APIs will no longer receive updates, bug fixes, or stability guarantees from HubSpot.
Facts
- API
- HubSpot API
api.hubapi.com - Kind
- Version retirement
- Announced
- May 21, 2026
- Takes effect
- No date given yet
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
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