Your AI Agent Is Confidently Wrong About Production — Willem Pienaar, Cleric
Oct 5, 2026AI Engineer
Summary
This post contributes to agent memory and harness engineering by detailing the challenges of using AI agents for production debugging, where feedback loops are absent and environments are unpredictable. It identifies four common failure modes: mistaking symptoms for causes, lacking baseline knowledge, abstraction loss in sub-agent summaries, and anchoring on past incidents. The talk proposes grounding techniques such as generating parallel theories, computing baselines, using dependency graphs, incorporating timing, and propagating evidence. Crucially, it emphasizes verifying fixes against real outcomes to calibrate agent confidence, thereby enabling more reliable production debugging.
More from the Agent Memory and Harness Engineering trail
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- Designing CLIs for Agents, Not Humans — Pedro Lopez, Airbyte
- Building on the Codex Harness — Dominik Kundel, OpenAI
- Stop Prompting — Greg Pstrucha, Sentry
- Brains vs Hands: How to Run AI Agents Safely in Production — Viren Baraiya