Insight · Plateer AI Labs

Article series

The GS Certification Diary

Three weeks of reading 80 defect reports and rebuilding the code, the errors, and the manual

5 articles

The Harness Diary

Designing the execution environment an AI agent works in, from the ground up

10 articles

The Ontology Diary

Starting from the questions, building a knowledge graph, then working on quality and search

10 articles

All articles

Tech NoteThe GS Certification Diary2026.06.09

If changing the setting changes nothing, that is a defect (Part 4)

Most of the 36 defects in the third GS certification report were node options. Repairing the broken ones and making the invisible ones observable.

유지수

XGEN Preview2026.06.08

PathFinder — legacy systems as agent tools, without code

Login, API wiring, tool registration, testing — not a line of code. PathFinder turns dormant legacy APIs into tools an agent can use.

PPlateer AI Labs

Tech NoteThe Ontology Diary2026.06.08

The search redesign that started with an A/B measuring an empty graph (Part 6)

Verify first that the graph was actually called, then replace the ReAct loop with parallel retrieval and a single synthesis, by contribution per question type.

김진수

Tech NoteThe Harness Diary2026.06.04

Searching configuration candidates with judgement scores (Part 6)

Changing one item at a time behind promotion thresholds and execution caps — including an honest look at the limits of the current validation-set separation.

김진수