Coding Agents Don't Scale Themselves. Neither Do Your Teams. — Patrick Debois, Tessl
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AI Engineer
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AI Engineer
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Terms in this piece · Glossary
AI agent — An AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.
agent harness — The scaffolding around a model that turns it into a working agent — the loop, the tools it can call, and the rules for when to stop.
Why it matters
Gives a concrete operating model for coding agents across a team: fix the agent harnessThe scaffolding around a model that turns it into a working agent — the loop, the tools it can call, and the rules for when to stop.Full definition → rather than the AI agentAn AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.Full definition →'s output, and track human touches per correct result plus how much of each fix is shared.
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