Equation 2 · Part 3 · Astra's 63%-Cheaper Claim Has to Beat a Price Disadvantage Nobody Mentions
multiplication
multiplication
What this part means
Multiply the quantities on either side.
Its job in the formula
Multiply the quantities on either side.
Full expression→multiplication→Article meaning
The passage around this formula
Call the cache-hit share s — the fraction of input tokens that are cache reads rather than fresh reads. The blended input-token cost per model, in dollars per million tokens, is (1-s) 10 + s r , where r is each model’s cache-read rate: $1.00 for Astra, $0.25 for Fable 5.1. The ratio of Astra’s blended input cost to Fable 5.1’s, at a given cache-hit share, is:
Learn the underlying idea
Multiplication scales one quantity by another. A dot, a cross, or adjacent symbols can indicate a product.
Open the illustrated multiplication: combining factors guide →
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