Count attendees for a HubSpot marketing event
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Look something up
Count attendees for a HubSpot marketing event
with HubSpot
Works with AI assistants
Use HubSpot: its Marketing Marketing Events Participant State API lets you count attendees for a HubSpot marketing event in a single step (GET /marketing/marketing-events/2026-09/participations/{marketingEventId}). 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.
- How many contacts registered and attended a marketing event, using its HubSpot ID?
- What are the registration and no-show totals for one of my HubSpot marketing events?
Say it to your AI assistant
- Get participation counts for marketing event {marketingEventId}.
- Summarize attended, registered, cancelled and no-show totals for HubSpot event {marketingEventId}.
For your developer
GET /marketing/marketing-events/2026-09/participations/{marketingEventId} in Marketing Marketing Events Participant State API. Full spec on APIs.io.