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What Google's Harness2 shows about improving an AI agent

This story is from 2026-10-30. It is preserved in the archive; the latest stories are on the live feed.

Harness² is a framework from Google Cloud AI Research and Northwestern University that improves an AI agent without touching the model. The model stays frozen; only its harness changes: the prompts, tools, skills, and scripts around it. On WorkBuddy-Bench, a benchmark of office, web, and coding tas…

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  1. 2026-10-30 15:43 · DEV Community — AI
    What Google's Harness2 shows about improving an AI agent

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