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Why AI Agents That Pass Demos May Fail in Production Workflows

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An AI agent can impress in a prototype by reasoning through tasks and calling tools, yet real business deployments raise harder questions. Failures such as API timeouts, malformed tool data, duplicated retries, invalid parameters, and required human approvals all challenge reliability. The article argues that making an agent's actions dependable matters more than making the model capable, since a model's proposed action or reported success does not confirm validity or completion. Relying on prompt instructions alone is insufficient, because prompts provide no transactional guarantees, access control, or durable execution records. Instead, production systems need explicit execution semantics, enforced constraints, durable state, and verifiable records of what actually occurred.

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