tokens

Model routing

Model routing sends each task to the cheapest model that can still do it, instead of defaulting to your most expensive model for everything.

Progressive disclosure

Progressive disclosure keeps a skill's full instructions out of every AI call. Give the agent a little up front and let it reach for the rest.

Tokens

A token is the chunk of text a model reads and writes in, roughly four characters. Why pricing and context limits are both counted in them.