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Your AI Cost Model Is Already Wrong: Tokenizers, Context Cliffs and Session Hours

This story is from 2026-10-03. It is preserved in the archive; the latest stories are on the live feed.

TL;DR Gemini 2.5 Flash Image shuts down on 2 October 2026. That is days away. If any .NET code still calls it, move now. Claude 4.7 and later use a new tokenizer. It produces about 30 percent more tokens for the same text. Every cost estimate and every token counting check you wrote before that is…

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  1. 2026-10-03 09:37 · DEV Community — AI
    Your AI Cost Model Is Already Wrong: Tokenizers, Context Cliffs and Session Hours

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