Equation 2 · Part 1 · Building on Frontier Model APIs: Effort, Context, Caching, and Failure Handling
Symbol α
What this part means
the discount applied to cached prefix tokens.
Its job in the formula
α is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
Full expression→Symbol α→Article meaning
Where the article explains it
where is the discount applied to cached prefix tokens.
The passage around this formula
where is the discount applied to cached prefix tokens. Three things become obvious the moment it is written this way.
Learn the underlying idea
A variable is a named place for a value. Its letter is a local label: x can mean position in one formula and a data point in another.
Open the illustrated variables: a letter stands for a value guide →
See this notation across published equations →
Sources cited in the article section
These citations provide research context; check each source for the exact claim it supports.