Dev Tools · 1h ago
Agentic Harness: The Unsung Hero of Reliable AI Agents
A harness is the code layer that executes tool calls, tracks state, enforces limits, and handles failures around an AI model. Most production agent failures stem from poor harness design, not model intelligence. Key harness responsibilities include validation, memory, termination logic, and honest failure handling.
Meridian48 take
This reframes agent reliability as an engineering problem, not a model quality issue — a useful corrective for teams chasing better prompts instead of better systems.
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The Agentic Harness: The Part That Actually Keeps Agents Reliable →
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ai-agentssoftware-engineering