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Delete a custom event definition

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Delete a custom event definition

with HubSpot
Works with AI assistants

Use HubSpot: its Hubspot Basic API lets you delete a custom event definition in a single step (DELETE /events/v3/2026-09/event-definitions/{eventName}). HubSpot also has an MCP server, so an AI assistant like Claude or ChatGPT can do it for you. capabilities.work can help you get signed up and connected.

  • Can I delete a custom event I no longer track?
  • What happens to past occurrences when an event definition is deleted?
Say it to your AI assistant
  • Delete event definition {eventName}.
  • Remove custom event {eventName}.
For your developer

DELETE /events/v3/2026-09/event-definitions/{eventName} in Hubspot Basic API. Full spec on APIs.io.