Author(s): Nitingummidela

Originally published on Towards AI.

A friendlier take on the guarded critic-agent loop — Worker Bot drafts, Critic Bot scores it, and only passing work ships; anything that fails three times gets escalated to a human instead of looping forever.

This is the hands-on companion to Part 1: The Critic Agent — Teach Your AI to Check Its Own Work. There, we covered the idea: a separate critic model reviews the worker’s answer, scores it, and sends it back to fix specific flaws. If you have not read it, start there for the why and when. This piece is how — we build the loop end to end.

The problem we are solving