How language models read text
Start here if you use language models but want to understand what happens to your text before the model sees it, and why limits and costs behave the way they do.
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Steps
Step 2 · 3 min read
What is a context window in an LLM?
The model's whole working memory, and how to budget it.
Step 3 · 3 min read
Why long context windows still miss things
Why accepting text is not the same as using it.
Step 4 · 3 min read
What are embeddings? Meaning as numbers, explained
How meaning becomes numbers you can search.