Best approaches for integrating AI agents into existing products?

SellingN8 · reddit · 2026-08-31

A developer seeks advice on adding AI agents and LLM features to a working product without a full system rebuild. The focus is on agent workflows, LLM integrations, and tool calling while preserving the current backend architecture. The author asks whether to build the agent layer in-house or hire externally, specifically looking for lessons learned on architecture, reliability, and maintenance.

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