Announcing GrowthBook 4.3: Faster Experiments, Deeper Insights

GrowthBook 4.3 enhances user experience and experiment analysis by introducing features aimed at improving statistical significance, understanding results, and feature evaluation diagnostics. The release includes post-stratification for enterprise users to achieve more precise results by isolating treatment effects, which can emulate having 20% more traffic. All users benefit from metric drilldowns, which allow for detailed analysis of experiment results without navigating away from the current page. The new Daily Participation metric offers a stable measure of user engagement by normalizing daily active users per exposure window. Enhanced filtering options for fact tables and feature evaluation diagnostics streamline the debugging process by displaying actual production evaluations, while nested saved groups and case-insensitive regex targeting improve the creation of targeting rules. The release also introduces new Rust and Roku SDKs, expanding GrowthBook's capabilities to modern applications and streaming platforms. Additionally, various quality-of-life improvements, such as better query performance, a cleaner user interface, and enhanced SDK support, contribute to a more efficient and user-friendly experience.

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