How Who's In Handles Complex Waitlists and Automatic Promotion

· By Who's In? Team
How Who's In Handles Complex Waitlists and Automatic Promotion
Deep technical dive into the automated waitlist engine: FIFO queue management, concurrent cancellation safety, time-limited acceptance windows, and Stripe integration for paid events.

About the Author

Who's In? Team

The Who's In? Team builds free event management tools for community organisers, studios, and conference hosts worldwide.

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Frequently Asked Questions

What does "How Who's In Handles Complex Waitlists and Automatic Promotion" cover?

Deep technical dive into the automated waitlist engine: FIFO queue management, concurrent cancellation safety, time-limited acceptance windows, and Stripe integration for paid events.

How does Who's In? work with AI agents?

Who's In? is the first event platform with full AI agent integration — OAuth 2.0 for ChatGPT, Claude, and Gemini, plus WebMCP tools and a REST API. AI agents can browse events, check availability, and initiate RSVPs on behalf of users.

How do I get started with Who's In?

Sign up for free at whos-in.app, create your first event in under 2 minutes, and share the link via WhatsApp, email, or social media. No app download required for your guests — they RSVP via the mobile-optimised web link.