# PostHog product-4e5cc83064 — Release & Upgrade Intelligence
- **Product:** PostHog (https://posthog.com)
- **Version:** product-4e5cc83064
- **Released:** Feb 06, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/posthog/updates/product-4e5cc83064/

## Executive Summary (TL;DR)
Official PostHog product update: Event definitions MCP tool. Read the publisher’s changelog for full details.