Jiaqi He AI Eval Lab

Blogs

Featured Blogs

Notes and article series on AI evaluation, data products, and LLM fundamentals.

Blog Series

Start with these series

Series 01 LLM Explainer Series

A learning path from Transformers and attention to training and evaluation.
Coming next AI Evals Notes

Notes on task design, model evaluation, failure attribution, and real-world validation.

Product Doc Data Product Practice

Product-minded design notes on analytics, growth questions, and AI workflows.

Blogs

Growth Data Agent Product Design Data Agent How do we know whether a model is strong? LLM Evaluation How LLMs are trained: from data to dialogue LLM Training Transformer Block: the building block of LLMs Transformer Attention: how does a model decide where to look? Transformer What problem did the Transformer actually solve? Transformer