07 · Before you use itLimits and costs
Limits
255

options at most
per choice

2–10

levels
per score

64k

input tokens
32k for state + longest question

🔒

black box
no weights, architecture or technical paper

📄
Independent paper: on par with LLMs, faster.

The claimed performance (70–500 ms, 40–200× faster; "444× cheaper" is, in their words, the high end) comes from TypeSafe's own tests.

It doesn't replace an LLM: it works alongside it.