Topic

AI Writing & Coding

Assistants that draft, edit and write code — comparisons, pricing and practical workflows.

8 articles

What is fine-tuning?

Teaching a model how to behave — not what is true.

Asking for the working, and getting a better answer as a side effect.

Turning meaning into coordinates — the trick that makes semantic search work.

The 2017 architecture underneath essentially every model you have heard of.

The model's working memory — and the reason a long chat starts forgetting things.

The unit models read, count and bill in — and it is not a word.

Four current models, one 1M-token window that is not the same size on all of them, and a tokenizer change nobody announced as a price rise.

Five tools, five different ways of quoting a price — and one of them shows different numbers to different people.