HubSpot’s Sidekick: Multi-Model AI Code Review with 90% Faster Feedback and 80% Engineer Approval

📰 InfoQ AI/ML

HubSpot's Sidekick AI code review system reduces feedback time by 90% and gains 80% engineer approval

intermediate Published 18 Mar 2026

Action Steps

Implement large language models to analyze pull requests
Integrate a secondary 'judge agent' to filter feedback
Deploy the system across internal pull requests to measure efficiency gains

Who Needs to Know This

Engineering teams at large companies like HubSpot can benefit from Sidekick as it streamlines the code review process, reducing time to feedback and increasing engineer approval, thus improving overall development efficiency

Key Insight

💡 AI-powered code review can significantly reduce time to feedback and improve engineer approval