SMRTR AIJul 6, 2026Hacker Noon

We Tried Building an In-House AI Routing Layer - It Blew Up at $500/Month Per Engineer

SMRTR summary

What started as a simple internal fix to manage AI API costs spiraled into a four-month engineering nightmare, costing $500–$2,000 per engineer monthly. Building a proper in-house AI routing layer requires four complex technical pillars and $1.5M–$2.5M annually in talent — making a hybrid open-source/managed platform the smarter alternative.

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