Understanding the 4 Main Approaches to LLM Evaluation (From Scratch)
Multiple-Choice Benchmarks, Verifiers, Leaderboards, and LLM Judges with Code Examples
Ahead of AI (Raschka)27 min read
Ahead of AI
21 stories
Understanding and Implementing Qwen3 From Scratch
Previously, I compared the most notable open-weight architectures of 2025 in The Big LLM Architecture Comparison. Then, I zoomed in and discussed the various architecture components in From GPT-2 to gpt-oss: Analyzing the Architectural Advances on a conceptual level.
Ahead of AI (Raschka)2 min read
From GPT-2 to gpt-oss: Analyzing the Architectural Advances
OpenAI just released their new open-weight LLMs this week: gpt-oss-120b and gpt-oss-20b, their first open-weight models since GPT-2 in 2019. And yes, thanks to some clever optimizations, they can run locally (but more about this later).
Ahead of AI (Raschka)23 min read
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