Dev Shows Copilot CLI Debating Grok Build to Consensus in Cross-Harness Reviews

DanWahlin · x · 2026-09-24

Dan Wahlin demoed his "cross-harness review" workflow: having GitHub Copilot CLI talk with Grok Build to reach consensus on a piece of work. His favorite part of the exchange: "I agreed with most of them, pushed back on 4, and Grok accepted all of my positions. It countered twice with small refinements, which I accepted." A practical pattern for using different vendors' coding agents as peer reviewers of each other's work.

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