https://tokencost.app/blog/gemini-3-8-flash-introductory-price-expiry TokenCost en 2026-09-03T00:00:00.000Z Gemini 3.8 Flash arrives on an introductory price that is not counted from its introduction. It expires December 31 like the other two models on it, so the newest Flash gets 121 days of the discount and the one before it got 141. https://tokencost.app/blog/claude-fable-5-1-cache-read-price-cut TokenCost en 2026-09-02T00:00:00.000Z Claude Fable 5.1 charges what Fable 5 charged on every line of the rate card except one. That one is the cache read, and it is the first time Anthropic has priced a cache hit at anything other than a tenth of input.