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How to Build an AI Code Review Agent - Daksh Gupta, Greptile

AI Engineer — Oct 26, 2026 — talk — 53.4K views · 362 likes

Why watch

Daksh Gupta, co-founder of Greptile, shares technical lessons learned from reviewing 1% of all GitHub pull requests. This deep-dive covers why simple sandbox-webhook setups fail (missing bugs, high costs, nitpick floods) and details six fixes: targeted prompts, historical PR datasets, model inversion, codebase context retrieval, living wikis, and autonomous sandbox testing. Engineering teams building AI code review systems will learn practical implementation strategies.