Builders Say Agent Maintenance, Not Architecture, Is Killing Deployments

Two practitioner threads argue the real failure mode for production agents is ongoing maintenance and over-broad access — not the elegance of the initial design.

A pointed observation from @Ibermejocatalan captured a sentiment gaining traction among practitioners: AI agent maintenance kills more deployments than bad architecture. The claim inverts the usual engineering instinct to obsess over the initial design. In agentic systems, the argument goes, the hard part is not standing the agent up — it is keeping it working as models update, tools drift, prompts rot, and edge cases accumulate.

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