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Harness, Evals, Guardrails: I Built One Small Agent to Learn the Words Everyone Uses | AI Tool Hub

Towards AI

October 20, 2026

Harness, Evals, Guardrails: I Built One Small Agent to Learn the Words Everyone Uses

By AI Tool Hub Analyst

"It invented a BLEU score, saved it to memory, then averaged it into a confident wrong answer. Continue reading on Towards AI »"

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This analysis is based on reporting originally published by Towards AI.

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