Expanding AI Support: Rubber Duck Now Powers Up with Claude in GitHub Copilot CLI
May 11, 2026

Broadening the Rubber Duck's Capabilities
GitHub Copilot CLI's Rubber Duck review agent, known for its efficient cross-family review capabilities, has taken a significant step in augmenting its flexibility. Previously available for GPT-based sessions, it now integrates Claude-powered critic agents, widening the scope of AI models it supports.
What This Means for Developers
By supporting Claude in addition to GPT models, Rubber Duck facilitates a more versatile review environment. Developers using GitHub Copilot CLI can now experience nuanced code critiques powered by different AI architectures during their coding sessions.
Enhancing AI-Driven Code Reviews
This development aligns with the growing trend of multi-model AI collaboration, offering enriched insights and diversified perspectives within automated code review tools. It demonstrates advancements toward more robust AI integration in developer workflows.