Tokenization is why your agent bill looks weird
Models don't read text. They read integers. Between your string and the model there's a tokenizer, and it quietly decides how much you pay, how much fits in the context window, and why your model is weirdly bad at counting letters. I always treated it as a preprocessing detail. Then i started count…
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- 2026-10-20 17:15 · DEV Community — Machine Learning
Tokenization is why your agent bill looks weird