LLM

LLM Hacker News Mar 2, 2026 1 min read

A deep-dive into why XML tags work better than other delimiters with Claude — rooted in how Anthropic structured Claude's training data and the model's extensive exposure to XML-structured prompts throughout fine-tuning.

LLM Hacker News Mar 2, 2026 1 min read

growingSWE has created an interactive walkthrough of Andrej Karpathy's 200-line pure Python GPT implementation, letting you tokenize names, watch softmax convert scores to probabilities, step through backpropagation, and explore attention heatmaps.

LLM Hacker News Mar 2, 2026 1 min read

A deep-dive into why XML tags work better than other delimiters with Claude — rooted in how Anthropic structured Claude's training data and the model's extensive exposure to XML-structured prompts throughout fine-tuning.

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