If you want to automate status updates in Slack when you're in a meeting, Reclaim is a full-featured option. The AI-powered scheduling app integrates with Slack to update your status for you during meetings. It also offers smart meeting scheduling, task management and time tracking to help you get work done and avoid distractions.
Another good choice is Beams, a productivity platform that's designed to make your working life easier. Beams syncs your Slack status automatically, monitors calendar health and offers Pomodoro timers to help you concentrate. It's geared in particular for product teams trying to get more out of everyone and make their work more efficient.
If you're using Google Meet, Meet for Slack is a good integration. The tool lets you schedule and share Google Meet meetings from Slack, and it updates your Slack status to "In a meeting" automatically. It also supports natural language processing through OpenAI ChatGPT for scheduling meetings by voice command.