May 7, 2026 · 3 min readMost AI agents remember too muchI gave one a five-tier memory architecture. It got confused. Here's what I learned.Read Notes on building with AI.
Short essays on how I build with AI: agents, model routing, prompting, and what actually ships. Originally posted on LinkedIn, collected here so you do not have to scroll a feed.
June 18, 2026 · 3 min readCut your AI bill in half - Batch APIMost AI spend buys speed, not intelligence. The jobs nobody is waiting on cost half as much.Read
May 7, 2026 · 3 min readMost AI agents remember too muchI gave one a five-tier memory architecture. It got confused. Here's what I learned.Read
April 23, 2026 · 2 min readModel loyalty is a trapAfter hundreds of thousands of tokens this year, there's no one model to rule them all.Read
March 15, 2026 · 4 min readPrompting is the new core skillNot a side trick. Not a hack. The thing the next generation of engineers will be evaluated on.Read Hiring, or stuck mid-build?
Based near Munich, open to senior in-house roles, remote in Germany, plus select Toptal engagements.
Prefer email? hi@aleksandarperisic.com.





