Garry Tan: Lab-built harnesses burn tokens, and that's why startup harnesses like Grep matter
garrytan · x · 2026-10-05
Garry Tan argues lab-built agent harnesses have an incentive to burn tokens, so startup harnesses offer real utility — Grep can watch agent usage and swap token burn for deterministic, tested, repeatable code. The quoted post explains Grep's approach to automating repetitive operational work: at UK broker IG (FTSE 100), Grep agents review compliance alerts, enabling 80%+ of traders to onboard without manual intervention.
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