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The 2027-03-beta API reference section covers HubSpot’s upcoming set of date-versioned endpoints, available for early access. These APIs use the 2027-03-beta version segment in request paths. The APIs follow the same date-versioned path pattern first introduced in the 2026-03 APIs and continued with the latest GA release of the 2026-09 APIs. For example, to retrieve a form using the beta forms API:
Because these APIs are in beta, their schemas and behavior are subject to change before general availability. Test them in a development environment before using them in production.

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APIs in beta

The following APIs are currently in beta. This list will be updated as new betas become available.

Automation

  • Automation workflows API: (/automation/2027-03-beta/) create and manage workflows (flows), define custom action types, and retrieve workflow ID mappings.
  • AEO API: (/marketing/aeo/2027-03-beta/) retrieve AI visibility data, including tracked prompts, prompt run histories, and content recommendations.
  • Lead scoring API: (/marketing/lead-scoring/2027-03-beta/) create, manage, and retrieve score configurations and values for CRM objects.
  • Marketing forms API: (/marketing/forms/2027-03-beta/) create, retrieve, update, and delete HubSpot forms; covers hubspot, captured, flow, and blog_comment form types.
  • Scheduler API: (/scheduler/2027-03-beta/) schedule meetings and retrieve information about existing meetings.
  • Contracts API: (/revenue/contracts/2027-03-beta/) create, retrieve, update, preview, and delete contracts.
  • Subscriptions lifecycle API: (/revenue/subscriptions/2027-03-beta/) cancel, pause, and unpause subscriptions.
Last modified on September 9, 2026