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Legacy API version and app sunset

Deprecation announced since Sep 2026 notable

Legacy API versions and apps begin sunsetting in March and September 2027 as HubSpot moves to a bi-annual, date-versioned release schedule.

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community.hubspot.com Evidence for Deprecation announced · Sep 2026
Platform
HubSpot Marketing Hub
Component
Platform
Capability
APIs & extensibility · Platform
Vendor's name
Legacy API versions and apps
First recorded
Record last updated

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Lifecycle history 1 state

  1. Deprecation announcedSep 2026 Ends Mar 2027
    First recorded 2 Oct 2026 · recorded from the source history · vendor community release post · community.hubspot.com ↗

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